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Heating Contractors in Connecticut

293 zip codes with active providers out of 276 total (106.2% coverage). Ranked #33 of 45 states by avg bid.

State Avg

$87.02

National Avg

$116.18

Coverage

106.2%

vs National

-25.1%

State vs National Average

Connecticut: $87-25.1% vs National Avg

Dashed line = National Avg ($116)

Furnace & Heating Repair Costs in Connecticut

Typical cost range: $150–$500 for repairs; $3,500–$10,000 for system replacement

Furnace diagnostic and minor repair$150–$400

Igniter or flame sensor replacement$150–$300

Blower motor replacement$400–$900

Heat exchanger replacement$1,500–$3,500

Gas furnace replacement (80,000 BTU)$3,500–$7,500

Heat pump system installation$5,000–$12,000

When to Hire a Furnace & Heating Repair

Emergency service available in most areas

•Your furnace won't ignite or keeps shutting off after running briefly — could be a bad igniter, flame sensor, or control board

•You smell gas near your furnace or anywhere in the house — leave immediately and call your gas company, then a heating tech

•The furnace is blowing cold air or lukewarm air instead of the hot air it should

•Your carbon monoxide detector goes off — this can indicate a cracked heat exchanger, which is a life-threatening emergency

What to Look For

NATE certification in gas heating or oil heating, depending on your system type

State HVAC or mechanical contractor license — required in most states for gas work

Experience with your specific system type: gas furnace, oil furnace, heat pump, boiler, or radiant heating

Availability for emergency service during heating season — a furnace failure in January can't wait until Monday

Common Furnace & Heating Repair Problems in Connecticut

Failed igniter (hot surface igniter) — the most common reason a gas furnace won't start, usually a $150–$300 repair

Dirty or cracked flame sensor that shuts the furnace off seconds after it lights as a safety precaution

Clogged condensate drain on high-efficiency (90%+) furnaces, triggering a safety lockout

Cracked heat exchanger — a serious safety concern that leaks carbon monoxide into your living space

Thermostat malfunctions causing the system to short-cycle or not respond to temperature changes

Blower motor failure that eliminates airflow even though the furnace is producing heat

Questions to Ask Before Hiring a Furnace & Heating Repair in Connecticut

“Can you perform a combustion analysis to check my furnace's safety and efficiency?”

A combustion analysis measures the gases in your flue to detect carbon monoxide production and verify the furnace is burning fuel efficiently. This is the best way to catch a cracked heat exchanger early.

“If the heat exchanger is cracked, how did you verify it?”

A cracked heat exchanger diagnosis means replacing the furnace (usually $3,500–$7,500). Some technicians claim this to push a sale. A trustworthy tech will use a combustion analyzer and show you the crack with a camera or mirror.

“Is repair worthwhile at this point, or am I better off replacing?”

A good rule of thumb: if the repair costs more than half the price of a new furnace and your unit is over 15 years old, replacement usually makes more financial sense. An honest technician will give you a straight answer.

“What AFUE rating should I target for a replacement furnace?”

AFUE (Annual Fuel Utilization Efficiency) measures how efficiently the furnace converts fuel to heat. Standard efficiency is 80%, high efficiency is 90–98%. Higher efficiency costs more upfront but saves 10–20% on heating bills annually.

Red Flags When Hiring a Furnace & Heating Repair

✖Diagnoses a cracked heat exchanger without performing a combustion analysis or showing you physical evidence
✖Recommends a full system replacement on the first visit without attempting a repair on a system under 15 years old
✖Doesn't check carbon monoxide levels as part of their diagnostic process — this is a basic safety step
✖Can't explain what's wrong in plain language or rushes through the diagnosis

DIY vs Hiring a Professional Furnace & Heating Repair

Change your furnace filter every 1–3 months (the single most impactful maintenance task), keep supply and return vents unblocked, and make sure the area around your furnace is clear of storage and debris. You can also reset a tripped furnace switch and relight a standing pilot light if you're comfortable with it. But any work involving gas connections, the heat exchanger, electrical components, or the flue venting system requires a licensed technician. Carbon monoxide poisoning from improper furnace work kills hundreds of people every year.

Furnace & Heating Repair Safety Tips

If you smell natural gas (rotten egg odor) near your furnace, do not flip any switches or create any sparks — leave the house and call your gas utility's emergency line from outside
Install carbon monoxide detectors on every level of your home and near sleeping areas — a cracked heat exchanger can leak CO without any visible signs
Never close off more than 20% of your supply vents to 'redirect' heat — this builds excessive static pressure that can crack the heat exchanger over time

Best Time to Hire a Furnace & Heating Repair in Connecticut

Heating companies are slammed from November through February. Schedule your annual furnace tune-up in September or October while technicians still have open schedules. Many companies offer fall maintenance specials. If your furnace is aging and you're considering replacement, late spring or summer is the best time to get quotes — prices may be lower, and there's no urgency-driven premium.

Furnace & Heating Repair Licensing in Connecticut

Heating contractors typically need a state HVAC, mechanical, or plumbing/heating contractor license. Gas work often requires additional certification. Some states require a separate gas fitting license. NATE certification is voluntary but indicates competency. Verify all licenses through your state's contractor licensing board.

City-by-City Costs (178 cities)

City	Avg Bid	Max Bid	Min Bid	Zip Codes
Beacon Falls	$135.00	$135.00	$135.00	1
Ansonia	$135.00	$135.00	$135.00	1
Bethany	$135.00	$135.00	$135.00	1
Branford	$135.00	$135.00	$135.00	1
Derby	$135.00	$135.00	$135.00	1
Oxford	$135.00	$135.00	$135.00	1
Orange	$135.00	$135.00	$135.00	1
Woodbridge	$135.00	$135.00	$135.00	1
Shelton	$135.00	$135.00	$135.00	1
Wallingford	$135.00	$135.00	$135.00	1
Prospect	$135.00	$135.00	$135.00	1
Seymour	$135.00	$135.00	$135.00	1
Milford	$135.00	$135.00	$135.00	2
Hamden	$135.00	$135.00	$135.00	3
Naugatuck	$135.00	$135.00	$135.00	1
Monroe	$135.00	$135.00	$135.00	1
Southport	$112.50	$112.50	$112.50	1
New Haven	$99.00	$135.00	$90.00	5
Durham	$90.00	$90.00	$90.00	1
Deep River	$90.00	$90.00	$90.00	1
East Windsor	$90.00	$90.00	$90.00	1
Guilford	$90.00	$90.00	$90.00	1
Harwinton	$90.00	$90.00	$90.00	1
Haddam	$90.00	$90.00	$90.00	1
Milldale	$90.00	$90.00	$90.00	1
New Canaan	$90.00	$90.00	$90.00	1
North Branford	$90.00	$90.00	$90.00	1
Northford	$90.00	$90.00	$90.00	1
Pequabuck	$90.00	$90.00	$90.00	1
Old Saybrook	$90.00	$90.00	$90.00	1
Oakville	$90.00	$90.00	$90.00	1
North Haven	$90.00	$90.00	$90.00	1
New Milford	$90.00	$90.00	$90.00	1
Middletown	$90.00	$90.00	$90.00	2
Essex	$90.00	$90.00	$90.00	1
Marion	$90.00	$90.00	$90.00	1
Middlebury	$90.00	$90.00	$90.00	1
Broad Brook	$90.00	$90.00	$90.00	1
Bethlehem	$90.00	$90.00	$90.00	1
Easton	$90.00	$90.00	$90.00	1
East Haven	$90.00	$90.00	$90.00	1
Bridgeport	$90.00	$90.00	$90.00	7
Clinton	$90.00	$90.00	$90.00	1
Darien	$90.00	$90.00	$90.00	1
Cromwell	$90.00	$90.00	$90.00	1
Cobalt	$90.00	$90.00	$90.00	1
Chester	$90.00	$90.00	$90.00	1
Cheshire	$90.00	$90.00	$90.00	1
Burlington	$90.00	$90.00	$90.00	1
East Hampton	$90.00	$90.00	$90.00	1
Plantsville	$90.00	$90.00	$90.00	1
Portland	$90.00	$90.00	$90.00	1
Trumbull	$90.00	$90.00	$90.00	1
Terryville	$90.00	$90.00	$90.00	1
Watertown	$90.00	$90.00	$90.00	1
Stratford	$90.00	$90.00	$90.00	2
Southbury	$90.00	$90.00	$90.00	1
Southington	$90.00	$90.00	$90.00	1
Weston	$90.00	$90.00	$90.00	1
Wilton	$90.00	$90.00	$90.00	1
Woodbury	$90.00	$90.00	$90.00	1
Wolcott	$90.00	$90.00	$90.00	1
Westbrook	$90.00	$90.00	$90.00	1
West Haven	$90.00	$90.00	$90.00	1
Waterbury	$90.00	$90.00	$90.00	6
Thomaston	$90.00	$90.00	$90.00	1
Plymouth	$90.00	$90.00	$90.00	1
Sandy Hook	$90.00	$90.00	$90.00	1
Middle Haddam	$90.00	$90.00	$90.00	1
Meriden	$90.00	$90.00	$90.00	2
Middlefield	$90.00	$90.00	$90.00	1
Plainville	$90.00	$90.00	$90.00	1
Northfield	$90.00	$90.00	$90.00	1
Killingworth	$90.00	$90.00	$90.00	1
Litchfield	$90.00	$90.00	$90.00	1
Madison	$90.00	$90.00	$90.00	1
West Hartford	$85.93	$90.00	$80.50	7
Newington	$85.25	$90.00	$80.50	2
Bristol	$85.25	$90.00	$80.50	2
New Britain	$85.25	$90.00	$80.50	4
Wethersfield	$85.25	$90.00	$80.50	2
East Hartford	$85.25	$90.00	$80.50	4
Fairfield	$85.00	$90.00	$75.00	3
Hartford	$82.88	$90.00	$80.50	36
Norwalk	$81.95	$90.00	$75.00	11
Weatogue	$80.50	$80.50	$80.50	1
West Simsbury	$80.50	$80.50	$80.50	1
West Hartland	$80.50	$80.50	$80.50	1
East Hartland	$80.50	$80.50	$80.50	1
East Windsor Hill	$80.50	$80.50	$80.50	1
Collinsville	$80.50	$80.50	$80.50	1
Centerbrook	$80.50	$80.50	$80.50	1
Canton Center	$80.50	$80.50	$80.50	1
Eastford	$80.50	$80.50	$80.50	1
East Berlin	$80.50	$80.50	$80.50	1
East Glastonbury	$80.50	$80.50	$80.50	1
East Granby	$80.50	$80.50	$80.50	1
East Haddam	$80.50	$80.50	$80.50	1
Chaplin	$80.50	$80.50	$80.50	1
Berlin	$80.50	$80.50	$80.50	1
Avon	$80.50	$80.50	$80.50	1
Barkhamsted	$80.50	$80.50	$80.50	1
Bloomfield	$80.50	$80.50	$80.50	1
Bozrah	$80.50	$80.50	$80.50	1
Andover	$80.50	$80.50	$80.50	1
Amston	$80.50	$80.50	$80.50	1
Ashford	$80.50	$80.50	$80.50	1
Canton	$80.50	$80.50	$80.50	1
Bolton	$80.50	$80.50	$80.50	1
Colchester	$80.50	$80.50	$80.50	1
Coventry	$80.50	$80.50	$80.50	1
Columbia	$80.50	$80.50	$80.50	1
Enfield	$80.50	$80.50	$80.50	2
Higganum	$80.50	$80.50	$80.50	1
Windsor Locks	$80.50	$80.50	$80.50	1
Willington	$80.50	$80.50	$80.50	1
West Suffield	$80.50	$80.50	$80.50	1
West Granby	$80.50	$80.50	$80.50	1
North Granby	$80.50	$80.50	$80.50	1
North Windham	$80.50	$80.50	$80.50	1
Old Lyme	$80.50	$80.50	$80.50	1
Pine Meadow	$80.50	$80.50	$80.50	1
New Hartford	$80.50	$80.50	$80.50	1
North Canton	$80.50	$80.50	$80.50	1
Moodus	$80.50	$80.50	$80.50	1
Ivoryton	$80.50	$80.50	$80.50	1
Mansfield Center	$80.50	$80.50	$80.50	1
Mansfield Depot	$80.50	$80.50	$80.50	1
North Franklin	$80.50	$80.50	$80.50	1
North Westchester	$80.50	$80.50	$80.50	1
Manchester	$80.50	$80.50	$80.50	4
Lebanon	$80.50	$80.50	$80.50	1
Hampton	$80.50	$80.50	$80.50	1
Ellington	$80.50	$80.50	$80.50	1
Farmington	$80.50	$80.50	$80.50	3
Gilman	$80.50	$80.50	$80.50	1
Glastonbury	$80.50	$80.50	$80.50	1
Granby	$80.50	$80.50	$80.50	1
Hebron	$80.50	$80.50	$80.50	1
Marlborough	$80.50	$80.50	$80.50	1
South Windsor	$80.50	$80.50	$80.50	1
Riverton	$80.50	$80.50	$80.50	1
Salem	$80.50	$80.50	$80.50	1
Rocky Hill	$80.50	$80.50	$80.50	1
Poquonock	$80.50	$80.50	$80.50	1
Pomfret Center	$80.50	$80.50	$80.50	1
Woodstock	$80.50	$80.50	$80.50	1
Windsor	$80.50	$80.50	$80.50	2
Woodstock Valley	$80.50	$80.50	$80.50	1
Windham	$80.50	$80.50	$80.50	1
South Glastonbury	$80.50	$80.50	$80.50	1
Suffield	$80.50	$80.50	$80.50	2
Storrs Mansfield	$80.50	$80.50	$80.50	2
Stafford Springs	$80.50	$80.50	$80.50	1
Somersville	$80.50	$80.50	$80.50	1
Somers	$80.50	$80.50	$80.50	1
Simsbury	$80.50	$80.50	$80.50	1
Rockfall	$80.50	$80.50	$80.50	1
Scotland	$80.50	$80.50	$80.50	1
South Willington	$80.50	$80.50	$80.50	1
South Windham	$80.50	$80.50	$80.50	1
Vernon Rockville	$80.50	$80.50	$80.50	1
Tolland	$80.50	$80.50	$80.50	1
Tariffville	$80.50	$80.50	$80.50	1
Unionville	$80.50	$80.50	$80.50	1
Willimantic	$80.50	$80.50	$80.50	1
Westport	$78.75	$90.00	$75.00	4
Brookfield	$76.50	$76.50	$76.50	1
Bethel	$76.50	$76.50	$76.50	1
Cos Cob	$76.50	$76.50	$76.50	1
Ridgefield	$76.50	$76.50	$76.50	1
Redding	$76.50	$76.50	$76.50	1
Old Greenwich	$76.50	$76.50	$76.50	1
Newtown	$76.50	$76.50	$76.50	1
Riverside	$76.50	$76.50	$76.50	1
Greenwich	$76.00	$76.50	$75.00	3
Stamford	$75.55	$76.50	$75.00	19
Greens Farms	$75.00	$75.00	$75.00	1

Showing 178 of 178 rows

Coverage Gaps

74 zip codes without coverage

These areas in Connecticut have no active heating contractors providers.

BalticBantamBridgewaterBrooklynCanaanCanterburyColebrookDanburyDanielsonDayvilleEast canaanEast lymeFairfieldFalls villageGales ferryGaylordsvilleGoshenGrotonJewett cityKentLakevilleLedyardMoosupMorrisMysticNew fairfieldNew havenNew londonNew preston marbNianticNorfolkNorth grosvenordNorth stoningtonNorwichOakdaleOnecoPawcatuckPlainfieldPrestonPutnamQuaker hillQuinebaugRoxburySalisburySharonShermanSouth kentSouth lymeSouthportSterling

Compare Heating Contractors Costs Across States

Lowest Avg Bid States

Wyoming$30.25 Nebraska$52.51 Arkansas$52.62 District of Columbia$55.38 Nevada$59.84

Highest Avg Bid States

Oregon$240.28 Colorado$228.14 Minnesota$174.89 Delaware$174.10 Washington$164.55

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City Pages

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Other Services in Connecticut

Biohazard Cleanup$192 avg Garage Doors$186 avg Roofers$182 avg Mold Remediation$147 avg Chimney Repairs$90 avg Air Conditioning Contractors$88 avg Air Duct Cleaning$85 avg Plumbers$83 avg Exterminators$79 avg Drug & Alcohol Addiction Treatment$79 avg Bathroom Remodeling$74 avg Siding Contractors$66 avg

View full Connecticutmarket overview →

Frequently Asked Questions

How much does heating contractors cost in Connecticut?

The average bid for heating contractors in Connecticut is $87.02, compared to the national average of $116.18. Prices range from $75 to $135 depending on location. Typical cost range: $150–$500 for repairs; $3,500–$10,000 for system replacement.

What cities in Connecticut have heating contractors coverage?

Connecticut has heating contractors providers in 178 cities across 293 zip codes, representing 106.2% coverage of the state. Top cities include Beacon Falls, Ansonia, Bethany, Branford, Derby.

How does Connecticut compare to the national average for heating contractors?

Connecticut is 25.1% below the national average for heating contractors. It ranks #33 out of 45 states by average bid.

Are there areas in Connecticut without heating contractors providers?

Yes, 74 zip codes in Connecticut currently have no active heating contractors providers. Underserved cities include Baltic, Bantam, Bridgewater, Brooklyn, Canaan.

When should I hire a furnace & heating repair in Connecticut?

Your furnace won't ignite or keeps shutting off after running briefly — could be a bad igniter, flame sensor, or control board Emergency service is available in most Connecticut areas. Heating companies are slammed from November through February.

What should I look for in a furnace & heating repair in Connecticut?

NATE certification in gas heating or oil heating, depending on your system type. State HVAC or mechanical contractor license — required in most states for gas work. Heating contractors typically need a state HVAC, mechanical, or plumbing/heating contractor license.

Can I do heating contractors work myself instead of hiring a pro?

What warranty should I expect from a furnace & heating repair in Connecticut?

Repairs should carry a 30–90 day warranty on labor and the manufacturer's warranty on parts. New furnace installations should come with a 1–2 year labor warranty from the installer plus the manufacturer's warranty (typically 10 years on the heat exchanger, 5 years on parts with product registration).