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Air Conditioning Contractors in Wisconsin

465 zip codes with active providers out of 792 total (58.7% coverage). Ranked #12 of 45 states by avg bid.

State Avg

$120.3

National Avg

$116.57

Coverage

58.7%

vs National

+3.2%

State vs National Average

Wisconsin: $120+3.2% vs National Avg

Dashed line = National Avg ($117)

AC Repair & HVAC Costs in Wisconsin

Typical cost range: $150–$500 for repairs; $4,000–$12,000 for system replacement

AC diagnostic and minor repair$150–$400
Refrigerant recharge (R-410A)$200–$600
Capacitor or contactor replacement$150–$350
Blower motor replacement$400–$800
Central AC system replacement (3-ton)$4,500–$9,000
Full HVAC system (AC + furnace)$7,000–$15,000

When to Hire a AC Repair & HVAC

Emergency service available in most areas

Your AC is blowing warm air despite the thermostat being set correctly — likely a refrigerant, compressor, or capacitor issue
The system runs constantly but can't reach the set temperature, driving up your energy bills
You hear unusual sounds like grinding, banging, or screeching that weren't there before
Water is pooling around the indoor unit, which can mean a clogged condensate drain or frozen evaporator coil

What to Look For

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
Factory authorization from the equipment brands they install, which enables better warranty coverage
A thorough diagnostic process — a good tech doesn't just top off refrigerant without finding the leak

Common AC Repair & HVAC Problems in Wisconsin

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 Wisconsin

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 Wisconsin

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 Wisconsin

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 (367 cities)

CityAvg BidMax BidMin BidZip Codes
Hudson$207.00$207.00$207.001
Twin Lakes$180.00$180.00$180.001
Trevor$180.00$180.00$180.001
Salem$180.00$180.00$180.001
Pleasant Prairie$180.00$180.00$180.001
Bristol$180.00$180.00$180.001
Algoma$175.00$175.00$175.001
Altoona$175.00$175.00$175.001
Almena$175.00$175.00$175.001
Amery$175.00$175.00$175.001
Appleton$175.00$175.00$175.006
Valders$175.00$175.00$175.001
Winneconne$175.00$175.00$175.001
Woodville$175.00$175.00$175.001
Wrightstown$175.00$175.00$175.001
Turtle Lake$175.00$175.00$175.001
Trego$175.00$175.00$175.001
Tony$175.00$175.00$175.001
Brillion$175.00$175.00$175.001
Brantwood$175.00$175.00$175.001
Boyd$175.00$175.00$175.001
Boyceville$175.00$175.00$175.001
Bloomer$175.00$175.00$175.001
Black Creek$175.00$175.00$175.001
Birchwood$175.00$175.00$175.002
Suamico$175.00$175.00$175.001
Sturgeon Bay$175.00$175.00$175.001
Stone Lake$175.00$175.00$175.001
Washington Island$175.00$175.00$175.001
Two Rivers$175.00$175.00$175.001
Winter$175.00$175.00$175.001
Star Prairie$175.00$175.00$175.001
Stanley$175.00$175.00$175.001
Springbrook$175.00$175.00$175.001
Spring Valley$175.00$175.00$175.001
Catawba$175.00$175.00$175.001
Casco$175.00$175.00$175.001
Cameron$175.00$175.00$175.001
Cadott$175.00$175.00$175.001
Butte Des Morts$175.00$175.00$175.001
Brussels$175.00$175.00$175.001
Bruce$175.00$175.00$175.001
Comstock$175.00$175.00$175.001
Combined Locks$175.00$175.00$175.001
Colfax$175.00$175.00$175.001
Clyman$175.00$175.00$175.001
Clintonville$175.00$175.00$175.001
Cleveland$175.00$175.00$175.001
Clear Lake$175.00$175.00$175.001
Clayton$175.00$175.00$175.001
Chippewa Falls$175.00$175.00$175.002
Chilton$175.00$175.00$175.001
Chetek$175.00$175.00$175.001
Spooner$175.00$175.00$175.001
Somerset$175.00$175.00$175.001
Sister Bay$175.00$175.00$175.001
Siren$175.00$175.00$175.001
Shiocton$175.00$175.00$175.001
Sherwood$175.00$175.00$175.001
Shell Lake$175.00$175.00$175.001
Stockholm$175.00$175.00$175.001
Steuben$175.00$175.00$175.001
Stetsonville$175.00$175.00$175.001
Scandinavia$175.00$175.00$175.001
Seymour$175.00$175.00$175.001
Sheldon$175.00$175.00$175.001
Danbury$175.00$175.00$175.001
Dale$175.00$175.00$175.001
Cumberland$175.00$175.00$175.001
Couderay$175.00$175.00$175.001
Deer Park$175.00$175.00$175.001
Cornell$175.00$175.00$175.001
Conrath$175.00$175.00$175.001
Sarona$175.00$175.00$175.001
Sand Creek$175.00$175.00$175.001
Saint Nazianz$175.00$175.00$175.001
Rock Falls$175.00$175.00$175.001
Roberts$175.00$175.00$175.001
De Pere$175.00$175.00$175.001
Elk Mound$175.00$175.00$175.001
Eleva$175.00$175.00$175.001
Egg Harbor$175.00$175.00$175.001
Eau Galle$175.00$175.00$175.001
Eau Claire$175.00$175.00$175.003
Durand$175.00$175.00$175.001
Downsville$175.00$175.00$175.001
Downing$175.00$175.00$175.001
Denmark$175.00$175.00$175.001
Ridgeland$175.00$175.00$175.001
Rice Lake$175.00$175.00$175.001
Rib Lake$175.00$175.00$175.001
Reedsville$175.00$175.00$175.001
Radisson$175.00$175.00$175.001
Pulaski$175.00$175.00$175.001
Dallas$175.00$175.00$175.001
Prescott$175.00$175.00$175.001
Prentice$175.00$175.00$175.001
Fish Creek$175.00$175.00$175.001
Prairie Farm$175.00$175.00$175.001
Fall Creek$175.00$175.00$175.001
Fairchild$175.00$175.00$175.001
Exeland$175.00$175.00$175.001
Fifield$175.00$175.00$175.001
Elmwood$175.00$175.00$175.001
Ellsworth$175.00$175.00$175.002
Ellison Bay$175.00$175.00$175.001
Glen Flora$175.00$175.00$175.001
Gilman$175.00$175.00$175.002
Fremont$175.00$175.00$175.001
Frederic$175.00$175.00$175.001
Embarrass$175.00$175.00$175.001
Forestville$175.00$175.00$175.001
Forest Junction$175.00$175.00$175.001
Plum City$175.00$175.00$175.001
Pickett$175.00$175.00$175.001
Phillips$175.00$175.00$175.001
Pepin$175.00$175.00$175.001
Park Falls$175.00$175.00$175.001
Oshkosh$175.00$175.00$175.004
Oneida$175.00$175.00$175.001
Omro$175.00$175.00$175.001
Ojibwa$175.00$175.00$175.001
Ogema$175.00$175.00$175.001
Ogdensburg$175.00$175.00$175.001
Nichols$175.00$175.00$175.001
Newton$175.00$175.00$175.001
River Falls$175.00$175.00$175.001
New Richmond$175.00$175.00$175.001
Hawkins$175.00$175.00$175.001
Hammond$175.00$175.00$175.001
Haugen$175.00$175.00$175.002
Greenville$175.00$175.00$175.001
Greenleaf$175.00$175.00$175.001
Green Bay$175.00$175.00$175.0010
Hager City$175.00$175.00$175.001
New London$175.00$175.00$175.001
New Holstein$175.00$175.00$175.002
New Franken$175.00$175.00$175.001
New Auburn$175.00$175.00$175.001
Neenah$175.00$175.00$175.001
Mishicot$175.00$175.00$175.001
Milltown$175.00$175.00$175.001
Glenwood City$175.00$175.00$175.001
Iola$175.00$175.00$175.001
Houlton$175.00$175.00$175.001
Hortonville$175.00$175.00$175.001
Holcombe$175.00$175.00$175.001
Hilbert$175.00$175.00$175.001
Hertel$175.00$175.00$175.001
Hayward$175.00$175.00$175.001
Mikana$175.00$175.00$175.001
Menomonie$175.00$175.00$175.001
Menasha$175.00$175.00$175.001
Medford$175.00$175.00$175.001
Marion$175.00$175.00$175.001
Maribel$175.00$175.00$175.001
Manitowoc$175.00$175.00$175.001
Manawa$175.00$175.00$175.001
Knapp$175.00$175.00$175.001
King$175.00$175.00$175.001
Kimberly$175.00$175.00$175.001
Kiel$175.00$175.00$175.001
Kewaunee$175.00$175.00$175.001
Kennan$175.00$175.00$175.001
Kaukauna$175.00$175.00$175.001
Jim Falls$175.00$175.00$175.001
Maiden Rock$175.00$175.00$175.001
Luxemburg$175.00$175.00$175.001
Luck$175.00$175.00$175.001
Lublin$175.00$175.00$175.001
Little Chute$175.00$175.00$175.001
Larsen$175.00$175.00$175.001
Ladysmith$175.00$175.00$175.001
Arkansaw$175.00$175.00$175.001
Wilson$175.00$175.00$175.001
Whitelaw$175.00$175.00$175.001
Wheeler$175.00$175.00$175.001
Weyerhaeuser$175.00$175.00$175.001
Weyauwega$175.00$175.00$175.001
Westboro$175.00$175.00$175.001
Webster$175.00$175.00$175.001
Waupaca$175.00$175.00$175.001
Beldenville$175.00$175.00$175.001
Bear Creek$175.00$175.00$175.001
Bay City$175.00$175.00$175.001
Barronett$175.00$175.00$175.001
Barron$175.00$175.00$175.001
Balsam Lake$175.00$175.00$175.001
Baldwin$175.00$175.00$175.001
Baileys Harbor$175.00$175.00$175.001
Augusta$175.00$175.00$175.001
Saint Croix Falls$140.00$140.00$140.001
Dresser$140.00$140.00$140.001
Centuria$140.00$140.00$140.001
Cushing$140.00$140.00$140.001
Osceola$140.00$140.00$140.001
Grantsburg$140.00$140.00$140.001
Kenosha$132.50$180.00$85.004
West Bend$90.00$90.00$90.002
Nashotah$90.00$90.00$90.001
Hales Corners$90.00$90.00$90.001
Lannon$90.00$90.00$90.001
Hubertus$90.00$90.00$90.001
Mequon$90.00$90.00$90.002
Jackson$90.00$90.00$90.001
Hartford$90.00$90.00$90.001
Hartland$90.00$90.00$90.001
New Berlin$90.00$90.00$90.002
North Prairie$90.00$90.00$90.001
Oconomowoc$90.00$90.00$90.001
Cudahy$90.00$90.00$90.001
Cedarburg$90.00$90.00$90.001
South Milwaukee$90.00$90.00$90.001
Slinger$90.00$90.00$90.001
Saint Francis$90.00$90.00$90.001
Muskego$90.00$90.00$90.001
Franklin$90.00$90.00$90.001
Elm Grove$90.00$90.00$90.001
Germantown$90.00$90.00$90.001
Delafield$90.00$90.00$90.001
Richfield$90.00$90.00$90.001
Dousman$90.00$90.00$90.001
Eagle$90.00$90.00$90.001
Mukwonago$90.00$90.00$90.001
Grafton$90.00$90.00$90.001
Greendale$90.00$90.00$90.001
Okauchee$90.00$90.00$90.001
Pewaukee$90.00$90.00$90.001
Oak Creek$90.00$90.00$90.001
Sussex$90.00$90.00$90.001
Big Bend$90.00$90.00$90.001
Wales$90.00$90.00$90.001
Waterford$90.00$90.00$90.001
Colgate$90.00$90.00$90.001
Butler$90.00$90.00$90.001
Kansasville$85.00$85.00$85.001
Silver Lake$85.00$85.00$85.001
Lake Geneva$85.00$85.00$85.001
Williams Bay$85.00$85.00$85.001
Franksville$85.00$85.00$85.001
Fontana$85.00$85.00$85.001
Genoa City$85.00$85.00$85.001
Burlington$85.00$85.00$85.001
Zenda$85.00$85.00$85.001
Union Grove$85.00$85.00$85.001
Sturtevant$85.00$85.00$85.001
Caledonia$85.00$85.00$85.001
Rochester$85.00$85.00$85.001
Milwaukee$83.78$90.00$65.0037
Waukesha$83.75$90.00$65.004
Brookfield$81.67$90.00$65.003
Rubicon$80.00$80.00$80.001
Brownsville$80.00$80.00$80.001
Benet Lake$80.00$80.00$80.001
Theresa$80.00$80.00$80.001
Camp Lake$80.00$80.00$80.001
Allenton$80.00$80.00$80.001
Randolph$80.00$80.00$80.001
Powers Lake$80.00$80.00$80.001
Fox Lake$80.00$80.00$80.001
Lomira$80.00$80.00$80.001
Lowell$80.00$80.00$80.001
Juneau$80.00$80.00$80.001
Lebanon$80.00$80.00$80.001
Jefferson$80.00$80.00$80.001
Johnson Creek$80.00$80.00$80.001
Mayville$80.00$80.00$80.001
Horicon$80.00$80.00$80.001
Hustisford$80.00$80.00$80.001
Kewaskum$80.00$80.00$80.001
Iron Ridge$80.00$80.00$80.001
Belgium$80.00$80.00$80.001
Beaver Dam$80.00$80.00$80.001
Bassett$80.00$80.00$80.001
Waupun$80.00$80.00$80.001
Wilmot$80.00$80.00$80.001
Lake Mills$80.00$80.00$80.001
Saukville$80.00$80.00$80.001
Burnett$80.00$80.00$80.001
Woodland$80.00$80.00$80.001
Watertown$80.00$80.00$80.002
Port Washington$80.00$80.00$80.001
Reeseville$80.00$80.00$80.001
Neosho$80.00$80.00$80.001
Palmyra$80.00$80.00$80.001
New Munster$80.00$80.00$80.001
Newburg$80.00$80.00$80.001
Fort Atkinson$80.00$80.00$80.001
Fredonia$80.00$80.00$80.001
Racine$79.17$85.00$50.006
Menomonee Falls$77.50$90.00$65.002
Ixonia$65.00$65.00$65.001
Merton$65.00$65.00$65.001
Ashippun$65.00$65.00$65.001
Helenville$65.00$65.00$65.001
Sullivan$65.00$65.00$65.001
North Lake$65.00$65.00$65.001
Genesee Depot$65.00$65.00$65.001
Campbellsport$60.00$60.00$60.001
Cedar Grove$60.00$60.00$60.001
Hingham$60.00$60.00$60.001
Kohler$60.00$60.00$60.001
Malone$60.00$60.00$60.001
Ripon$60.00$60.00$60.001
Saint Cloud$60.00$60.00$60.001
Rosendale$60.00$60.00$60.001
Glenbeulah$60.00$60.00$60.001
Mount Calvary$60.00$60.00$60.001
Greenbush$60.00$60.00$60.001
Brandon$60.00$60.00$60.001
Waldo$60.00$60.00$60.001
Sheboygan$60.00$60.00$60.002
Sheboygan Falls$60.00$60.00$60.001
Elkhart Lake$60.00$60.00$60.001
Fond Du Lac$60.00$60.00$60.002
Fairwater$60.00$60.00$60.001
Cascade$60.00$60.00$60.001
Van Dyne$60.00$60.00$60.001
Adell$60.00$60.00$60.001
Plymouth$60.00$60.00$60.001
Oostburg$60.00$60.00$60.001
Oakfield$60.00$60.00$60.001
Eldorado$60.00$60.00$60.001
Eden$60.00$60.00$60.001
Random Lake$60.00$60.00$60.001
Woodworth$50.00$50.00$50.001
Somers$50.00$50.00$50.001
Madison$45.36$90.00$40.0014
Belleville$45.00$45.00$45.001
Windsor$45.00$45.00$45.001
Arlington$45.00$45.00$45.001
Waunakee$45.00$45.00$45.001
Lodi$45.00$45.00$45.001
Middleton$45.00$45.00$45.001
Mazomanie$45.00$45.00$45.001
Waterloo$45.00$45.00$45.001
Verona$45.00$45.00$45.001
Black Earth$45.00$45.00$45.001
Mcfarland$45.00$45.00$45.001
Marshall$45.00$45.00$45.001
Blue Mounds$45.00$45.00$45.001
Stoughton$45.00$45.00$45.001
Poynette$45.00$45.00$45.001
Pardeeville$45.00$45.00$45.001
Mount Horeb$45.00$45.00$45.001
Cambridge$45.00$45.00$45.001
Cottage Grove$45.00$45.00$45.001
Cross Plains$45.00$45.00$45.001
Oregon$45.00$45.00$45.001
Fall River$45.00$45.00$45.001
Rio$45.00$45.00$45.001
Deerfield$45.00$45.00$45.001
Dane$45.00$45.00$45.001
Deforest$45.00$45.00$45.001
Sun Prairie$45.00$45.00$45.001
Columbus$40.00$40.00$40.001
Milton$26.25$26.25$26.251
Avalon$26.25$26.25$26.251
Janesville$26.25$26.25$26.254
Edgerton$26.25$26.25$26.251
Evansville$26.25$26.25$26.251
Footville$26.25$26.25$26.251
Orfordville$26.25$26.25$26.251
Hanover$26.25$26.25$26.251
Clinton$26.25$26.25$26.251
Beloit$26.25$26.25$26.252
Afton$26.25$26.25$26.251

Showing 367 of 367 rows

Coverage Gaps

379 zip codes without coverage

These areas in Wisconsin have no active air conditioning contractors providers.

AbbotsfordAbramsAdamsAlbanyAlmaAlma centerAlmondAlvinAmbergAmherstAmherst junctionAniwaAntigoArcadiaArenaArgyleArkdaleArmstrong creekArpinAthelstaneAuburndaleAvocaBabcockBagleyBancroftBangorBarabooBarnesBarneveldBayfieldBeaverBelmontBentonBerlinBirnamwoodBlack river fallBlairBlanchardvilleBloomingtonBlue riverBoscobelBoulder junctionBowlerBriggsvilleBrodheadBrokawBrooklynBrowntownBruleBryant

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Frequently Asked Questions

How much does air conditioning contractors cost in Wisconsin?

The average bid for air conditioning contractors in Wisconsin is $120.3, compared to the national average of $116.57. Prices range from $26.25 to $207 depending on location. Typical cost range: $150–$500 for repairs; $4,000–$12,000 for system replacement.

What cities in Wisconsin have air conditioning contractors coverage?

Wisconsin has air conditioning contractors providers in 367 cities across 465 zip codes, representing 58.7% coverage of the state. Top cities include Hudson, Twin Lakes, Trevor, Salem, Pleasant Prairie.

How does Wisconsin compare to the national average for air conditioning contractors?

Wisconsin is 3.2% above the national average for air conditioning contractors. It ranks #12 out of 45 states by average bid.

Are there areas in Wisconsin without air conditioning contractors providers?

Yes, 379 zip codes in Wisconsin currently have no active air conditioning contractors providers. Underserved cities include Abbotsford, Abrams, Adams, Albany, Alma.

When should I hire a ac repair & hvac in Wisconsin?

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 Wisconsin 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 Wisconsin?

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 Wisconsin?

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).