Air Conditioning Contractors in Illinois
611 zip codes with active providers out of 1,375 total (44.4% coverage). Ranked #27 of 45 states by avg bid.
State Avg
$95.76
National Avg
$116.57
Coverage
44.4%
vs National
-17.9%
State vs National Average
Dashed line = National Avg ($117)
AC Repair & HVAC Costs in Illinois
Typical cost range: $150–$500 for repairs; $4,000–$12,000 for system replacement
When to Hire a AC Repair & HVAC
Emergency service available in most areas
What to Look For
Common AC Repair & HVAC Problems in Illinois
Refrigerant leaks that cause the system to blow warm air and the evaporator coil to freeze over
Failed capacitors — one of the most common AC repairs, causing the compressor or fan to not start
Clogged condensate drain lines that cause water backup and potential water damage
Dirty evaporator or condenser coils that reduce efficiency by 20–40%
Thermostat malfunctions or miscalibration causing uneven temperatures and short-cycling
Worn blower motors that reduce airflow and strain the entire system
Questions to Ask Before Hiring a AC Repair & HVAC in Illinois
“If I need refrigerant added, will you find and fix the leak, or just recharge?”
AC systems are sealed — if they're low on refrigerant, there's a leak. Just adding refrigerant without fixing the leak means you'll pay again in a few months. It's also environmentally irresponsible.
“If I need a replacement, will you perform a Manual J load calculation to size the new system?”
An oversized system short-cycles (turns on and off frequently), wastes energy, and fails to dehumidify properly. An undersized system runs constantly. Proper sizing requires a calculation, not just matching what you had before.
“What SEER2 rating do you recommend, and what's the payback period at a higher efficiency?”
Higher-efficiency systems cost more upfront but save on energy bills. A good technician can estimate your annual savings so you can make an informed decision rather than just buying the cheapest or most expensive option.
“What does your maintenance plan include, and is it worth it for my system?”
Annual maintenance extends equipment life and catches problems early. But some plans are overpriced for what they include. A good plan covers a thorough spring and fall tune-up, priority scheduling, and a discount on repairs.
Red Flags When Hiring a AC Repair & HVAC
- ✖Recommends system replacement without performing any diagnostics on your current system — sometimes a $300 repair can extend your system's life by years
- ✖Sizes a new system based on square footage alone without a load calculation — this is lazy and leads to improperly sized equipment
- ✖Doesn't pull a permit for new installations — HVAC installations require permits and inspections in most jurisdictions
- ✖Quotes a price significantly below competitors for a system replacement — they may be cutting corners on installation quality, ductwork, or using a stripped-down equipment model
DIY vs Hiring a Professional AC Repair & HVAC
You can and should change your air filter monthly during cooling season, keep the outdoor condenser unit clear of debris and vegetation (2 feet of clearance on all sides), clean the condensate drain line with vinegar, and program your thermostat properly. But refrigerant work, electrical repairs, compressor replacement, and system installation are strictly professional territory. Refrigerants require EPA certification to handle, and improper electrical work on a 240V system is both dangerous and illegal.
AC Repair & HVAC Safety Tips
- Never attempt to recharge refrigerant yourself — it's illegal without EPA certification, and overcharging can damage the compressor (a $1,500+ repair)
- If you smell a chemical or sweet odor near your indoor unit, it may be a refrigerant leak — ventilate the area and call a technician, as some refrigerants can displace oxygen in enclosed spaces
- Turn off the system immediately if you see ice on the refrigerant lines or hear the compressor making a grinding noise — running it further can destroy the compressor
Best Time to Hire a AC Repair & HVAC in Illinois
HVAC companies are overwhelmed from June through August — everyone calls when the first heat wave hits. Schedule your annual maintenance in April or May when techs have availability and companies often run spring tune-up specials ($80–$120). If your system is aging, schedule a replacement consultation in late winter or early spring for the best pricing and installation availability.
AC Repair & HVAC Licensing in Illinois
HVAC contractors need both a state contractor license (requirements vary) and EPA Section 608 certification for any refrigerant work. Many states also require specific HVAC or mechanical contractor licenses. NATE certification is voluntary but indicates a higher standard of competency. Always verify licensing through your state's contractor board.
City-by-City Costs (400 cities)
| City | Avg Bid | Max Bid | Min Bid | Zip Codes |
|---|---|---|---|---|
| Waukegan | $180.00 | $180.00 | $180.00 | 3 |
| Barrington | $180.00 | $180.00 | $180.00 | 2 |
| Wadsworth | $180.00 | $180.00 | $180.00 | 1 |
| Vernon Hills | $180.00 | $180.00 | $180.00 | 1 |
| Buffalo Grove | $180.00 | $180.00 | $180.00 | 1 |
| Spring Grove | $180.00 | $180.00 | $180.00 | 1 |
| Fort Sheridan | $180.00 | $180.00 | $180.00 | 1 |
| Fox Lake | $180.00 | $180.00 | $180.00 | 1 |
| Deerfield | $180.00 | $180.00 | $180.00 | 1 |
| Russell | $180.00 | $180.00 | $180.00 | 1 |
| Antioch | $180.00 | $180.00 | $180.00 | 1 |
| Zion | $180.00 | $180.00 | $180.00 | 1 |
| Lincolnshire | $180.00 | $180.00 | $180.00 | 1 |
| Lake Bluff | $180.00 | $180.00 | $180.00 | 1 |
| Lake Forest | $180.00 | $180.00 | $180.00 | 1 |
| Libertyville | $180.00 | $180.00 | $180.00 | 1 |
| Highland Park | $180.00 | $180.00 | $180.00 | 1 |
| Highwood | $180.00 | $180.00 | $180.00 | 1 |
| Great Lakes | $180.00 | $180.00 | $180.00 | 1 |
| Ringwood | $180.00 | $180.00 | $180.00 | 1 |
| Richmond | $180.00 | $180.00 | $180.00 | 1 |
| Winthrop Harbor | $180.00 | $180.00 | $180.00 | 1 |
| North Chicago | $180.00 | $180.00 | $180.00 | 2 |
| Island Lake | $141.30 | $141.30 | $141.30 | 1 |
| Grayslake | $141.30 | $141.30 | $141.30 | 1 |
| Gurnee | $141.30 | $141.30 | $141.30 | 1 |
| Wauconda | $141.30 | $141.30 | $141.30 | 1 |
| Fox River Grove | $141.30 | $141.30 | $141.30 | 1 |
| Round Lake | $141.30 | $141.30 | $141.30 | 1 |
| McHenry | $141.30 | $141.30 | $141.30 | 2 |
| Lake Villa | $141.30 | $141.30 | $141.30 | 1 |
| Mundelein | $141.30 | $141.30 | $141.30 | 1 |
| Woodstock | $141.30 | $141.30 | $141.30 | 1 |
| Ingleside | $141.30 | $141.30 | $141.30 | 1 |
| Lake Zurich | $141.30 | $141.30 | $141.30 | 1 |
| Palos Hills | $120.00 | $120.00 | $120.00 | 1 |
| Palos Park | $120.00 | $120.00 | $120.00 | 1 |
| Flossmoor | $120.00 | $120.00 | $120.00 | 1 |
| Palos Heights | $120.00 | $120.00 | $120.00 | 1 |
| Posen | $120.00 | $120.00 | $120.00 | 1 |
| Orland Park | $120.00 | $120.00 | $120.00 | 2 |
| Hazel Crest | $120.00 | $120.00 | $120.00 | 1 |
| Olympia Fields | $120.00 | $120.00 | $120.00 | 1 |
| Homewood | $120.00 | $120.00 | $120.00 | 1 |
| Justice | $120.00 | $120.00 | $120.00 | 1 |
| Crestwood | $120.00 | $120.00 | $120.00 | 1 |
| Country Club Hills | $120.00 | $120.00 | $120.00 | 1 |
| Tinley Park | $120.00 | $120.00 | $120.00 | 2 |
| Chicago Ridge | $120.00 | $120.00 | $120.00 | 1 |
| Burbank | $120.00 | $120.00 | $120.00 | 1 |
| Bridgeview | $120.00 | $120.00 | $120.00 | 1 |
| Blue Island | $120.00 | $120.00 | $120.00 | 1 |
| Robbins | $120.00 | $120.00 | $120.00 | 1 |
| Oak Forest | $120.00 | $120.00 | $120.00 | 1 |
| Matteson | $120.00 | $120.00 | $120.00 | 1 |
| Midlothian | $120.00 | $120.00 | $120.00 | 1 |
| Alsip | $120.00 | $120.00 | $120.00 | 1 |
| Mokena | $120.00 | $120.00 | $120.00 | 1 |
| Worth | $120.00 | $120.00 | $120.00 | 1 |
| Techny | $115.20 | $115.20 | $115.20 | 1 |
| Rolling Meadows | $115.20 | $115.20 | $115.20 | 1 |
| Park Ridge | $115.20 | $115.20 | $115.20 | 1 |
| Prospect Heights | $115.20 | $115.20 | $115.20 | 1 |
| Hoffman Estates | $115.20 | $115.20 | $115.20 | 3 |
| Glenview | $115.20 | $115.20 | $115.20 | 2 |
| Skokie | $115.20 | $115.20 | $115.20 | 2 |
| Wheeling | $115.20 | $115.20 | $115.20 | 1 |
| Morton Grove | $115.20 | $115.20 | $115.20 | 1 |
| Northbrook | $115.20 | $115.20 | $115.20 | 1 |
| Niles | $115.20 | $115.20 | $115.20 | 1 |
| Mount Prospect | $115.20 | $115.20 | $115.20 | 1 |
| Crystal Lake | $106.60 | $141.30 | $37.20 | 3 |
| Woodridge | $105.00 | $105.00 | $105.00 | 1 |
| Lisle | $105.00 | $105.00 | $105.00 | 1 |
| Mooseheart | $105.00 | $105.00 | $105.00 | 1 |
| Aurora | $105.00 | $105.00 | $105.00 | 10 |
| Geneva | $105.00 | $105.00 | $105.00 | 1 |
| Hickory Hills | $105.00 | $105.00 | $105.00 | 1 |
| Lockport | $105.00 | $105.00 | $105.00 | 1 |
| Lombard | $105.00 | $105.00 | $105.00 | 1 |
| North Aurora | $105.00 | $105.00 | $105.00 | 1 |
| Naperville | $105.00 | $105.00 | $105.00 | 6 |
| Oak Brook | $105.00 | $105.00 | $105.00 | 1 |
| Oswego | $105.00 | $105.00 | $105.00 | 1 |
| La Grange | $105.00 | $105.00 | $105.00 | 1 |
| Joliet | $105.00 | $105.00 | $105.00 | 6 |
| Glen Ellyn | $105.00 | $105.00 | $105.00 | 2 |
| Plainfield | $105.00 | $105.00 | $105.00 | 3 |
| Plano | $105.00 | $105.00 | $105.00 | 1 |
| Homer Glen | $105.00 | $105.00 | $105.00 | 1 |
| Hampshire | $105.00 | $105.00 | $105.00 | 1 |
| Hinsdale | $105.00 | $105.00 | $105.00 | 2 |
| Sugar Grove | $105.00 | $105.00 | $105.00 | 1 |
| Bloomingdale | $105.00 | $105.00 | $105.00 | 2 |
| Eola | $105.00 | $105.00 | $105.00 | 1 |
| Frankfort | $105.00 | $105.00 | $105.00 | 1 |
| Elmhurst | $105.00 | $105.00 | $105.00 | 1 |
| Saint Charles | $105.00 | $105.00 | $105.00 | 2 |
| Elburn | $105.00 | $105.00 | $105.00 | 1 |
| Romeoville | $105.00 | $105.00 | $105.00 | 1 |
| Glendale Heights | $105.00 | $105.00 | $105.00 | 1 |
| Clarendon Hills | $105.00 | $105.00 | $105.00 | 1 |
| Crest Hill | $105.00 | $105.00 | $105.00 | 1 |
| Western Springs | $105.00 | $105.00 | $105.00 | 1 |
| Westmont | $105.00 | $105.00 | $105.00 | 1 |
| Batavia | $105.00 | $105.00 | $105.00 | 1 |
| Villa Park | $105.00 | $105.00 | $105.00 | 1 |
| Downers Grove | $105.00 | $105.00 | $105.00 | 2 |
| Sandwich | $105.00 | $105.00 | $105.00 | 1 |
| Shorewood | $105.00 | $105.00 | $105.00 | 1 |
| West Chicago | $105.00 | $105.00 | $105.00 | 2 |
| Warrenville | $105.00 | $105.00 | $105.00 | 1 |
| Bolingbrook | $105.00 | $105.00 | $105.00 | 2 |
| Montgomery | $105.00 | $105.00 | $105.00 | 1 |
| Willowbrook | $105.00 | $105.00 | $105.00 | 1 |
| Addison | $105.00 | $105.00 | $105.00 | 1 |
| Winfield | $105.00 | $105.00 | $105.00 | 1 |
| Minooka | $105.00 | $105.00 | $105.00 | 1 |
| Yorkville | $105.00 | $105.00 | $105.00 | 1 |
| New Lenox | $105.00 | $105.00 | $105.00 | 1 |
| La Grange Park | $105.00 | $105.00 | $105.00 | 1 |
| Arlington Heights | $103.47 | $115.20 | $80.00 | 3 |
| Schaumburg | $101.29 | $115.20 | $66.50 | 7 |
| Farmersville | $100.00 | $100.00 | $100.00 | 1 |
| Goodfield | $100.00 | $100.00 | $100.00 | 1 |
| Grafton | $100.00 | $100.00 | $100.00 | 1 |
| Edwards | $100.00 | $100.00 | $100.00 | 1 |
| El Paso | $100.00 | $100.00 | $100.00 | 1 |
| Elkhart | $100.00 | $100.00 | $100.00 | 1 |
| Elmwood | $100.00 | $100.00 | $100.00 | 1 |
| East Peoria | $100.00 | $100.00 | $100.00 | 1 |
| Edelstein | $100.00 | $100.00 | $100.00 | 1 |
| Rochester | $100.00 | $100.00 | $100.00 | 1 |
| Shipman | $100.00 | $100.00 | $100.00 | 1 |
| Shirley | $100.00 | $100.00 | $100.00 | 1 |
| Clinton | $100.00 | $100.00 | $100.00 | 1 |
| Sorento | $100.00 | $100.00 | $100.00 | 1 |
| Sherman | $100.00 | $100.00 | $100.00 | 1 |
| Sandoval | $100.00 | $100.00 | $100.00 | 1 |
| Dunlap | $100.00 | $100.00 | $100.00 | 1 |
| Secor | $100.00 | $100.00 | $100.00 | 1 |
| Downs | $100.00 | $100.00 | $100.00 | 1 |
| Dow | $100.00 | $100.00 | $100.00 | 1 |
| Divernon | $100.00 | $100.00 | $100.00 | 1 |
| Dewitt | $100.00 | $100.00 | $100.00 | 1 |
| Deer Creek | $100.00 | $100.00 | $100.00 | 1 |
| Decatur | $100.00 | $100.00 | $100.00 | 4 |
| Dawson | $100.00 | $100.00 | $100.00 | 1 |
| Elsah | $100.00 | $100.00 | $100.00 | 1 |
| Creve Coeur | $100.00 | $100.00 | $100.00 | 1 |
| Cooksville | $100.00 | $100.00 | $100.00 | 1 |
| Congerville | $100.00 | $100.00 | $100.00 | 1 |
| Colfax | $100.00 | $100.00 | $100.00 | 1 |
| Coffeen | $100.00 | $100.00 | $100.00 | 1 |
| Washington | $100.00 | $100.00 | $100.00 | 1 |
| Wapella | $100.00 | $100.00 | $100.00 | 1 |
| Benld | $100.00 | $100.00 | $100.00 | 1 |
| Waverly | $100.00 | $100.00 | $100.00 | 1 |
| Valmeyer | $100.00 | $100.00 | $100.00 | 1 |
| Walshville | $100.00 | $100.00 | $100.00 | 1 |
| Bulpitt | $100.00 | $100.00 | $100.00 | 1 |
| Towanda | $100.00 | $100.00 | $100.00 | 1 |
| Bunker Hill | $100.00 | $100.00 | $100.00 | 1 |
| Tovey | $100.00 | $100.00 | $100.00 | 1 |
| Thayer | $100.00 | $100.00 | $100.00 | 1 |
| Bloomington | $100.00 | $100.00 | $100.00 | 8 |
| Brighton | $100.00 | $100.00 | $100.00 | 1 |
| Brimfield | $100.00 | $100.00 | $100.00 | 1 |
| Chillicothe | $100.00 | $100.00 | $100.00 | 1 |
| Carlock | $100.00 | $100.00 | $100.00 | 1 |
| Cantrall | $100.00 | $100.00 | $100.00 | 1 |
| Chenoa | $100.00 | $100.00 | $100.00 | 1 |
| Chatham | $100.00 | $100.00 | $100.00 | 1 |
| Tallula | $100.00 | $100.00 | $100.00 | 1 |
| Taylorville | $100.00 | $100.00 | $100.00 | 1 |
| Stanford | $100.00 | $100.00 | $100.00 | 1 |
| Staunton | $100.00 | $100.00 | $100.00 | 1 |
| Springfield | $100.00 | $100.00 | $100.00 | 33 |
| Sparland | $100.00 | $100.00 | $100.00 | 1 |
| South Pekin | $100.00 | $100.00 | $100.00 | 1 |
| Danvers | $100.00 | $100.00 | $100.00 | 1 |
| Virden | $100.00 | $100.00 | $100.00 | 1 |
| Tremont | $100.00 | $100.00 | $100.00 | 1 |
| Washburn | $100.00 | $100.00 | $100.00 | 1 |
| Eureka | $100.00 | $100.00 | $100.00 | 1 |
| Farmington | $100.00 | $100.00 | $100.00 | 1 |
| Roanoke | $100.00 | $100.00 | $100.00 | 1 |
| Riverton | $100.00 | $100.00 | $100.00 | 1 |
| Ellsworth | $100.00 | $100.00 | $100.00 | 1 |
| Edinburg | $100.00 | $100.00 | $100.00 | 1 |
| Pekin | $100.00 | $100.00 | $100.00 | 1 |
| Pawnee | $100.00 | $100.00 | $100.00 | 1 |
| Heyworth | $100.00 | $100.00 | $100.00 | 1 |
| Palmer | $100.00 | $100.00 | $100.00 | 1 |
| Greenfield | $100.00 | $100.00 | $100.00 | 1 |
| Peoria | $100.00 | $100.00 | $100.00 | 10 |
| Jerseyville | $100.00 | $100.00 | $100.00 | 1 |
| Piasa | $100.00 | $100.00 | $100.00 | 1 |
| Pierron | $100.00 | $100.00 | $100.00 | 1 |
| Pocahontas | $100.00 | $100.00 | $100.00 | 1 |
| Pleasant Plains | $100.00 | $100.00 | $100.00 | 1 |
| Princeville | $100.00 | $100.00 | $100.00 | 1 |
| Gillespie | $100.00 | $100.00 | $100.00 | 1 |
| Glenarm | $100.00 | $100.00 | $100.00 | 1 |
| Peoria Heights | $100.00 | $100.00 | $100.00 | 1 |
| Greenville | $100.00 | $100.00 | $100.00 | 1 |
| Gridley | $100.00 | $100.00 | $100.00 | 1 |
| Groveland | $100.00 | $100.00 | $100.00 | 1 |
| Hanna City | $100.00 | $100.00 | $100.00 | 1 |
| Petersburg | $100.00 | $100.00 | $100.00 | 1 |
| Hillsboro | $100.00 | $100.00 | $100.00 | 1 |
| Greenview | $100.00 | $100.00 | $100.00 | 1 |
| Glasford | $100.00 | $100.00 | $100.00 | 1 |
| Le Roy | $100.00 | $100.00 | $100.00 | 1 |
| Lexington | $100.00 | $100.00 | $100.00 | 1 |
| Lincoln | $100.00 | $100.00 | $100.00 | 1 |
| Hudson | $100.00 | $100.00 | $100.00 | 1 |
| Illiopolis | $100.00 | $100.00 | $100.00 | 1 |
| Oak Lawn | $100.00 | $120.00 | $80.00 | 2 |
| Kincaid | $100.00 | $100.00 | $100.00 | 1 |
| Mount Pulaski | $100.00 | $100.00 | $100.00 | 1 |
| Mapleton | $100.00 | $100.00 | $100.00 | 1 |
| Normal | $100.00 | $100.00 | $100.00 | 1 |
| Nokomis | $100.00 | $100.00 | $100.00 | 1 |
| New Berlin | $100.00 | $100.00 | $100.00 | 1 |
| Lacon | $100.00 | $100.00 | $100.00 | 1 |
| Mackinaw | $100.00 | $100.00 | $100.00 | 1 |
| Litchfield | $100.00 | $100.00 | $100.00 | 1 |
| Loami | $100.00 | $100.00 | $100.00 | 1 |
| Morrisonville | $100.00 | $100.00 | $100.00 | 1 |
| Morton | $100.00 | $100.00 | $100.00 | 1 |
| Mount Auburn | $100.00 | $100.00 | $100.00 | 1 |
| Mount Olive | $100.00 | $100.00 | $100.00 | 1 |
| Minier | $100.00 | $100.00 | $100.00 | 1 |
| Mc Lean | $100.00 | $100.00 | $100.00 | 1 |
| Metamora | $100.00 | $100.00 | $100.00 | 1 |
| Merna | $100.00 | $100.00 | $100.00 | 1 |
| Mechanicsburg | $100.00 | $100.00 | $100.00 | 1 |
| Atlanta | $100.00 | $100.00 | $100.00 | 1 |
| Williamsville | $100.00 | $100.00 | $100.00 | 1 |
| Auburn | $100.00 | $100.00 | $100.00 | 1 |
| Armington | $100.00 | $100.00 | $100.00 | 1 |
| Arrowsmith | $100.00 | $100.00 | $100.00 | 1 |
| Athens | $100.00 | $100.00 | $100.00 | 1 |
| Alexander | $100.00 | $100.00 | $100.00 | 1 |
| Des Plaines | $97.60 | $115.20 | $80.00 | 4 |
| Berwyn | $95.00 | $95.00 | $95.00 | 1 |
| Maywood | $95.00 | $95.00 | $95.00 | 1 |
| Cicero | $95.00 | $95.00 | $95.00 | 1 |
| Berkeley | $95.00 | $95.00 | $95.00 | 1 |
| Broadview | $95.00 | $95.00 | $95.00 | 1 |
| Summit Argo | $95.00 | $95.00 | $95.00 | 1 |
| Bellwood | $95.00 | $95.00 | $95.00 | 1 |
| Carol Stream | $92.14 | $105.00 | $75.00 | 7 |
| Melrose Park | $91.67 | $95.00 | $90.00 | 3 |
| Elk Grove Village | $90.85 | $115.20 | $66.50 | 2 |
| Hines | $90.00 | $90.00 | $90.00 | 1 |
| Huntley | $90.00 | $90.00 | $90.00 | 1 |
| Kaneville | $90.00 | $90.00 | $90.00 | 1 |
| Harwood Heights | $90.00 | $90.00 | $90.00 | 1 |
| Maple Park | $90.00 | $90.00 | $90.00 | 1 |
| Lafox | $90.00 | $90.00 | $90.00 | 1 |
| Lyons | $90.00 | $90.00 | $90.00 | 1 |
| Algonquin | $90.00 | $90.00 | $90.00 | 1 |
| Medinah | $90.00 | $90.00 | $90.00 | 1 |
| Lincolnwood | $90.00 | $90.00 | $90.00 | 1 |
| Willow Springs | $90.00 | $90.00 | $90.00 | 1 |
| Streamwood | $90.00 | $90.00 | $90.00 | 1 |
| Schiller Park | $90.00 | $90.00 | $90.00 | 1 |
| River Grove | $90.00 | $90.00 | $90.00 | 1 |
| River Forest | $90.00 | $90.00 | $90.00 | 1 |
| Golf | $90.00 | $90.00 | $90.00 | 1 |
| Elmwood Park | $90.00 | $90.00 | $90.00 | 1 |
| Dundee | $90.00 | $90.00 | $90.00 | 1 |
| South Elgin | $90.00 | $90.00 | $90.00 | 1 |
| Wayne | $90.00 | $90.00 | $90.00 | 1 |
| Bartlett | $90.00 | $90.00 | $90.00 | 1 |
| Union | $90.00 | $90.00 | $90.00 | 1 |
| Burlington | $90.00 | $90.00 | $90.00 | 1 |
| Darien | $90.00 | $90.00 | $90.00 | 1 |
| Wheaton | $90.00 | $90.00 | $90.00 | 2 |
| Big Rock | $90.00 | $90.00 | $90.00 | 1 |
| Wasco | $90.00 | $90.00 | $90.00 | 1 |
| Bristol | $90.00 | $90.00 | $90.00 | 1 |
| Brookfield | $90.00 | $90.00 | $90.00 | 1 |
| Westchester | $90.00 | $90.00 | $90.00 | 1 |
| Gilberts | $90.00 | $90.00 | $90.00 | 1 |
| Hanover Park | $90.00 | $90.00 | $90.00 | 1 |
| Hillside | $90.00 | $90.00 | $90.00 | 1 |
| Franklin Park | $90.00 | $90.00 | $90.00 | 1 |
| Fox Valley | $90.00 | $90.00 | $90.00 | 1 |
| Forest Park | $90.00 | $90.00 | $90.00 | 1 |
| Roselle | $90.00 | $90.00 | $90.00 | 1 |
| Carpentersville | $90.00 | $90.00 | $90.00 | 1 |
| Stone Park | $90.00 | $90.00 | $90.00 | 1 |
| Itasca | $90.00 | $90.00 | $90.00 | 1 |
| Riverside | $90.00 | $90.00 | $90.00 | 1 |
| Elgin | $86.25 | $90.00 | $75.00 | 4 |
| Wood Dale | $85.75 | $105.00 | $66.50 | 2 |
| Hebron | $85.00 | $85.00 | $85.00 | 1 |
| Belleville | $84.80 | $100.00 | $81.00 | 5 |
| Evanston | $83.04 | $115.20 | $75.00 | 5 |
| Albers | $81.00 | $81.00 | $81.00 | 1 |
| Alhambra | $81.00 | $81.00 | $81.00 | 1 |
| Centralia | $81.00 | $81.00 | $81.00 | 1 |
| Caseyville | $81.00 | $81.00 | $81.00 | 1 |
| Bethalto | $81.00 | $81.00 | $81.00 | 1 |
| Carlyle | $81.00 | $81.00 | $81.00 | 1 |
| Cottage Hills | $81.00 | $81.00 | $81.00 | 1 |
| Columbia | $81.00 | $81.00 | $81.00 | 1 |
| South Roxana | $81.00 | $81.00 | $81.00 | 1 |
| Livingston | $81.00 | $81.00 | $81.00 | 1 |
| Marine | $81.00 | $81.00 | $81.00 | 1 |
| Worden | $81.00 | $81.00 | $81.00 | 1 |
| Marissa | $81.00 | $81.00 | $81.00 | 1 |
| Mascoutah | $81.00 | $81.00 | $81.00 | 1 |
| Millstadt | $81.00 | $81.00 | $81.00 | 1 |
| Moro | $81.00 | $81.00 | $81.00 | 1 |
| Maryville | $81.00 | $81.00 | $81.00 | 1 |
| Lovejoy | $81.00 | $81.00 | $81.00 | 1 |
| Alton | $81.00 | $81.00 | $81.00 | 1 |
| Wood River | $81.00 | $81.00 | $81.00 | 1 |
| Fairview Heights | $81.00 | $81.00 | $81.00 | 1 |
| East Saint Louis | $81.00 | $81.00 | $81.00 | 7 |
| Hamel | $81.00 | $81.00 | $81.00 | 1 |
| New Memphis | $81.00 | $81.00 | $81.00 | 1 |
| O Fallon | $81.00 | $81.00 | $81.00 | 1 |
| Lenzburg | $81.00 | $81.00 | $81.00 | 1 |
| Highland | $81.00 | $81.00 | $81.00 | 1 |
| Hecker | $81.00 | $81.00 | $81.00 | 1 |
| Lebanon | $81.00 | $81.00 | $81.00 | 1 |
| Madison | $81.00 | $81.00 | $81.00 | 1 |
| New Baden | $81.00 | $81.00 | $81.00 | 1 |
| New Athens | $81.00 | $81.00 | $81.00 | 1 |
| New Douglas | $81.00 | $81.00 | $81.00 | 1 |
| National Stock Yards | $81.00 | $81.00 | $81.00 | 1 |
| Trenton | $81.00 | $81.00 | $81.00 | 1 |
| Aviston | $81.00 | $81.00 | $81.00 | 1 |
| Venice | $81.00 | $81.00 | $81.00 | 1 |
| Bartelso | $81.00 | $81.00 | $81.00 | 1 |
| Troy | $81.00 | $81.00 | $81.00 | 1 |
| Renault | $81.00 | $81.00 | $81.00 | 1 |
| Red Bud | $81.00 | $81.00 | $81.00 | 1 |
| Summerfield | $81.00 | $81.00 | $81.00 | 1 |
| Collinsville | $81.00 | $81.00 | $81.00 | 1 |
| Dorsey | $81.00 | $81.00 | $81.00 | 1 |
| East Alton | $81.00 | $81.00 | $81.00 | 1 |
| East Carondelet | $81.00 | $81.00 | $81.00 | 1 |
| Saint Libory | $81.00 | $81.00 | $81.00 | 1 |
| Saint Jacob | $81.00 | $81.00 | $81.00 | 1 |
| Scott Air Force Base | $81.00 | $81.00 | $81.00 | 1 |
| Breese | $81.00 | $81.00 | $81.00 | 1 |
| Waterloo | $81.00 | $81.00 | $81.00 | 1 |
| Beckemeyer | $81.00 | $81.00 | $81.00 | 1 |
| Hoffman | $81.00 | $81.00 | $81.00 | 1 |
| Hartford | $81.00 | $81.00 | $81.00 | 1 |
| Granite City | $81.00 | $81.00 | $81.00 | 1 |
| Smithton | $81.00 | $81.00 | $81.00 | 1 |
| Dupo | $81.00 | $81.00 | $81.00 | 1 |
| Roxana | $81.00 | $81.00 | $81.00 | 1 |
| Godfrey | $81.00 | $81.00 | $81.00 | 1 |
| Glen Carbon | $81.00 | $81.00 | $81.00 | 1 |
| Germantown | $81.00 | $81.00 | $81.00 | 1 |
| Fults | $81.00 | $81.00 | $81.00 | 1 |
| Freeburg | $81.00 | $81.00 | $81.00 | 1 |
| Edwardsville | $81.00 | $81.00 | $81.00 | 2 |
| Wonder Lake | $80.00 | $80.00 | $80.00 | 1 |
| Lake In The Hills | $80.00 | $80.00 | $80.00 | 1 |
| Evergreen Park | $80.00 | $80.00 | $80.00 | 1 |
| Cary | $80.00 | $80.00 | $80.00 | 1 |
| Hometown | $80.00 | $80.00 | $80.00 | 1 |
| Bensenville | $78.25 | $90.00 | $66.50 | 2 |
| Wilmette | $75.00 | $75.00 | $75.00 | 1 |
| Allendale | $75.00 | $75.00 | $75.00 | 1 |
| Millbrook | $75.00 | $75.00 | $75.00 | 1 |
| Winnetka | $75.00 | $75.00 | $75.00 | 1 |
| Kenilworth | $75.00 | $75.00 | $75.00 | 1 |
| Mount Carmel | $75.00 | $75.00 | $75.00 | 1 |
| Loves Park | $75.00 | $75.00 | $75.00 | 1 |
| Lemont | $75.00 | $75.00 | $75.00 | 1 |
| Glencoe | $75.00 | $75.00 | $75.00 | 1 |
| Rockford | $75.00 | $75.00 | $75.00 | 9 |
| Lawrenceville | $75.00 | $75.00 | $75.00 | 1 |
| Keensburg | $75.00 | $75.00 | $75.00 | 1 |
| Bellmont | $75.00 | $75.00 | $75.00 | 1 |
| Sycamore | $75.00 | $75.00 | $75.00 | 1 |
| Sumner | $75.00 | $75.00 | $75.00 | 1 |
| Bridgeport | $75.00 | $75.00 | $75.00 | 1 |
| Saint Francisville | $75.00 | $75.00 | $75.00 | 1 |
| Oak Park | $72.12 | $90.00 | $18.50 | 4 |
| Palatine | $69.37 | $115.20 | $18.50 | 7 |
| Chicago | $57.44 | $115.20 | $18.50 | 61 |
| Harvard | $37.20 | $37.20 | $37.20 | 1 |
| Marengo | $37.20 | $37.20 | $37.20 | 1 |
| Markham | $18.50 | $18.50 | $18.50 | 1 |
| Park Forest | $18.50 | $18.50 | $18.50 | 1 |
| Harvey | $18.50 | $18.50 | $18.50 | 1 |
| Richton Park | $18.50 | $18.50 | $18.50 | 1 |
| Chicago Heights | $18.50 | $18.50 | $18.50 | 1 |
| Bedford Park | $18.50 | $18.50 | $18.50 | 1 |
Showing 400 of 400 rows
Coverage Gaps
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These areas in Illinois have no active air conditioning contractors providers.
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Frequently Asked Questions
How much does air conditioning contractors cost in Illinois?
The average bid for air conditioning contractors in Illinois is $95.76, compared to the national average of $116.57. Prices range from $18.5 to $180 depending on location. Typical cost range: $150–$500 for repairs; $4,000–$12,000 for system replacement.
What cities in Illinois have air conditioning contractors coverage?
Illinois has air conditioning contractors providers in 400 cities across 611 zip codes, representing 44.4% coverage of the state. Top cities include Waukegan, Barrington, Wadsworth, Vernon Hills, Buffalo Grove.
How does Illinois compare to the national average for air conditioning contractors?
Illinois is 17.9% below the national average for air conditioning contractors. It ranks #27 out of 45 states by average bid.
Are there areas in Illinois without air conditioning contractors providers?
Yes, 905 zip codes in Illinois currently have no active air conditioning contractors providers. Underserved cities include Abingdon, Adair, Albany, Albion, Aledo.
When should I hire a ac repair & hvac in Illinois?
Your AC is blowing warm air despite the thermostat being set correctly — likely a refrigerant, compressor, or capacitor issue Emergency service is available in most Illinois areas. HVAC companies are overwhelmed from June through August — everyone calls when the first heat wave hits.
What should I look for in a ac repair & hvac in Illinois?
EPA Section 608 certification for refrigerant handling — this is federally required, not optional. NATE certification (North American Technician Excellence) — the gold standard for HVAC technicians. HVAC contractors need both a state contractor license (requirements vary) and EPA Section 608 certification for any refrigerant work.
Can I do air conditioning contractors work myself instead of hiring a pro?
You can and should change your air filter monthly during cooling season, keep the outdoor condenser unit clear of debris and vegetation (2 feet of clearance on all sides), clean the condensate drain line with vinegar, and program your thermostat properly. But refrigerant work, electrical repairs, compressor replacement, and system installation are strictly professional territory. Refrigerants require EPA certification to handle, and improper electrical work on a 240V system is both dangerous and illegal.
What warranty should I expect from a ac repair & hvac in Illinois?
Repairs should carry a 30–90 day warranty on labor and parts. New system installations should include a 1–2 year labor warranty from the installer plus the manufacturer's equipment warranty (typically 5–10 years on parts, sometimes up to 10 years on the compressor with registration).