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Best HVAC Contractors in Princeton, NJ (2026)

789 HVAC contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →

The short answer

  1. 1

    Best overall in Princeton: Princeton Air Conditioning, CR Score 65/100; 4.7★ from 2,172 Google reviews; open 24/7.

  2. 2

    Best for emergencies (open 24/7): Arctic Air Conditioning, posts 24/7 hours; ranked #2 of 789.

  3. 2

    Most-reviewed: Arctic Air Conditioning, 9,474 Google reviews at 4.9★, the most of 789 ranked; ranked #2.

Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank

789 Princeton HVAC contractors are ranked here by CR Score, from ten published factors. 267 are open 24/7, 549 open Saturdays and 395 open Sundays, based on posted hours. The median Google rating is 4.9★ across 789 rated businesses.

Top 10 HVAC contractors in Princeton at a glance

Top 10 HVAC contractors in Princeton at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1Princeton Air Conditioning654.7★ (2,172)Princeton24/7Overall
2Arctic Air Conditioning644.9★ (9,474)Old Bridge, 16 mi away24/7Emergencies, Most reviews
3Fras-Air Service Experts644.9★ (3,876)Bridgewater, 13 mi away24/7—
4Indoor Air Technologies634.9★ (1,305)Mercerville, 9 mi away24/7—
5Binsky Home Service634.8★ (3,574)Somerset, 15 mi away24/7—
6McHales Inc.624.8★ (3,126)Levittown, 17 mi away24/7—
7Service First Heating & Air Conditioning625.0★ (1,218)Richboro, 17 mi away24/7—
8Redding's Plumbing, Heating & Air Conditioning624.7★ (170)Princeton24/7—
9Valairco614.9★ (717)Manville, 13 mi away24/7—
10RA Nichols Home Services614.9★ (637)East Brunswick, 13 mi away24/7—

The 789 best HVAC contractors in Princeton, ranked

Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.

Scores below: based on 8 of 10 factors; credentials and recency not yet collected. Hatched segments mark factors we don't have yet.

  5. #5 Binsky Home Service

    Based in Somerset, 15 mi away

    63/100CR Score

    Ranked #5 because of its Google rating and trade focus: 4.8★ from 3,574 Google reviews, listed on Google as “HVAC contractor”.

    • 4.8★ from 3,574 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    22 Worlds Fair Dr suite e, Somerset, NJ 08873
    View profile for Binsky Home Service(732) 955-4442

  6. #6 McHales Inc.

    Based in Levittown, 17 mi away

    62/100CR Score

    Ranked #6 because of its Google rating and trade focus: 4.8★ from 3,126 Google reviews, listed on Google as “HVAC contractor”.

    • 4.8★ from 3,126 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    2450 Trenton Rd, Levittown, PA 19056
    View profile for McHales Inc.(215) 323-5049

  9. #9 Valairco

    Based in Manville, 13 mi away

    61/100CR Score

    Ranked #9 because of its Google rating and trade focus: 4.9★ from 717 Google reviews, listed on Google as “HVAC contractor”.

    • 4.9★ from 717 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    1013 Kennedy Blvd, Manville, NJ 08835
    View profile for Valairco(855) 661-3300

  11. #11 Perfect Air, Inc.

    Based in Mercerville, 10 mi away

    61/100CR Score

    Ranked #11 because of its Google rating and trade focus: 5.0★ from 237 Google reviews, listed on Google as “HVAC contractor”.

    • 5.0★ from 237 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    37 Robbinsville Allentown Rd, Robbinsville Twp, NJ 08691
    View profile for Perfect Air, Inc.(609) 259-1658

  18. #18 Carney All Seasons

    Based in Hatboro, 24 mi away

    60/100CR Score

    Ranked #18 because of its Google rating and trade focus: 4.9★ from 2,538 Google reviews, listed on Google as “HVAC contractor”.

    • 4.9★ from 2,538 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    1100 Industrial Blvd, Southampton, PA 18966
    View profile for Carney All Seasons(215) 478-8255

  20. #20 ECI Comfort

    Based in Richboro, 19 mi away

    60/100CR Score

    Ranked #20 because of its Google rating and trade focus: 4.9★ from 1,147 Google reviews, listed on Google as “HVAC contractor”.

    • 4.9★ from 1,147 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    1115 W Gillam Ave, Langhorne, PA 19047
    View profile for ECI Comfort(215) 245-3200

  22. #22 SIX HVAC, LLC

    Based in Princeton

    60/100CR Score

    Ranked #22 because of its Google rating and trade focus: 4.8★ from 53 Google reviews, listed on Google as “HVAC contractor”.

    • 4.8★ from 53 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    300 Carnegie Center Dr, Princeton, NJ 08540
    View profile for SIX HVAC, LLC(609) 882-6664

  24. #24 Temperature Masters

    Based in Milltown, 13 mi away

    60/100CR Score

    Ranked #24 because of its Google rating and trade focus: 4.8★ from 376 Google reviews, listed on Google as “HVAC contractor”.

    • 4.8★ from 376 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    192 Riva Ave, Milltown, NJ 08850
    View profile for Temperature Masters(908) 202-9535

  25. #25 Elite Air

    Based in Mercerville, 10 mi away

    60/100CR Score

    Ranked #25 because of its Google rating and trade focus: 4.6★ from 436 Google reviews, listed on Google as “Air conditioning repair service”.

    • 4.6★ from 436 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    180 Volusia Ave Suite 2, Hamilton Township, NJ 08610
    View profile for Elite Air(609) 322-4968

HVAC contractors ranked #26 to #50

#1 to #25 are shown in full above. Here are #26 to #50, in CR Score order; each links to its profile. We publish the top 50 of 789 ranked HVAC contractors here; the rest are on their profiles.

HVAC contractors in Princeton, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26SG Heating & Air Conditioning LLC604.9★ (129)10 mi
27Professor Gatsby's Heating, Cooling, Plumbing & Electrical595.0★ (241)10 mi
28Lions Heating And Air Conditioning LLC595.0★ (750)23 mi
29Dean Plumbing & Heating595.0★ (68)9 mi
30J & D Plumbing & Heating595.0★ (722)8 mi
31Queen B Plumbing, Heating And Cooling595.0★ (111)12 mi
32Central Jersey Air Conditioning Inc.594.9★ (230)8 mi
33Dowd Mechanical, Heating & Air Conditioning Inc594.9★ (739)22 mi
34Fante's Home Services Heating, Cooling, Plumbing & Electrical594.8★ (1,956)25 mi
35Sam's Air Control594.9★ (621)21 mi
36Air Management Heating & Air Conditioning594.8★ (173)12 mi
37Best Choice Plumbing & Heating594.8★ (2,101)19 mi
38A.J.M. HVAC, LLC594.9★ (60)8 mi
39Air Duct Priority & Dryer vent595.0★ (516)23 mi
40Hughes Heating & Air Conditioning594.9★ (580)22 mi
41NJ Pipe Doctor594.8★ (1,378)24 mi
42Cranbury Comfort Systems594.8★ (71)8 mi
43Kagel's Heating & AC, Inc.595.0★ (459)16 mi
44Home Allegiance Heating and Air595.0★ (562)12 mi
45Always Comfy LLC594.8★ (315)17 mi
46Christian Heating, Cooling, Plumbing, & Electrical594.9★ (857)25 mi
47Pro Energy Solutions594.6★ (1,213)19 mi
48A Sewer Genie594.9★ (86)12 mi
49Precision Tech Home Services594.8★ (403)19 mi
50Kayson's Heating and Cooling LLC594.9★ (34)In Princeton

Also serving Princeton

20 more HVAC contractors within 25 mi that we can't rank yet: too few reviews, or a trade we couldn't confirm. Listed A to Z.

Unranked HVAC contractors serving Princeton
BusinessGoogle ratingDistance
Amperio Heating & Cooling5.0★ (2)6 mi
Everest Heating & Cooling LLC4.4★ (15)In Princeton
FRANCIS J. MASCARO HVAC LLC5.0★ (2)7 mi
G H Keller & SonIn Princeton
GJ Dryer Vent Cleaning & Air Duct Cleaning Services Of NJ5.0★ (6)In Princeton
HG Dryer Vent Cleaning & Air Duct Cleaning Services Of NJ5.0★ (8)In Princeton
JC Heating & Cooling4.6★ (446)16 mi
Lasley Brahaney Architecture Construction4.8★ (5)In Princeton
M&J Dryer Vent Cleaning & Air Duct Cleaning Services Of NJ3.8★ (9)In Princeton
Meridian Walk at Princeton3.1★ (10)In Princeton
New Vision Construction5.0★ (1)In Princeton
New Vision ConstructionIn Princeton
PDM Group5.0★ (2)9 mi
Perfect Air & Water Services5.0★ (207)19 mi
Princeton Electrical Makeover4.8★ (523)In Princeton
Ray's Heating and Air5.0★ (93)15 mi
SIX HVAC llc5.0★ (1)In Princeton
Smart Choice Heating & CoolingIn Princeton
The King Dryer Vent Repair & Air Duct CLeaning Service Of Princeton, NJ4.6★ (12)In Princeton
W V Stewart & Son5.0★ (2)8 mi

How much do HVAC contractors cost in Princeton?

National price ranges in USD, not adjusted for Princeton. Each row names its basis and the month we checked it.

How much do HVAC contractors cost in Princeton?
JobLowTypicalHighBasisChecked
AC replacement$3,887$5,978$8,073Per system, installed (unit plus labor); typical range of customer-reported jobs. US national rangeOctober 2026
Furnace replacement$2,823$4,814$6,896Per system, installed; typical range of customer-reported jobs. US national rangeOctober 2026

How to check an HVAC contractor's license in New Jersey

In New Jersey, New Jersey State Board of Examiners of HVACR Contractors licenses Heating, ventilation, air conditioning and refrigeration work.

  1. Search the business name or license number on the New Jersey State Board of Examiners of HVACR Contractors license lookup.
  2. Check that the status is active and the name matches the contract or truck.
  3. Ask for proof of insurance before work starts.

No chip usually means we have not matched a state record yet. Check the lookup yourself before you hire.

Guide checked October 2026. How we verify licenses

When to hire an HVAC contractor in New Jersey

HVAC demand peaks in summer for cooling and in winter for heating. Spring and fall are the easiest times to book maintenance or a replacement.

How we ranked Princeton HVAC contractors

We scored 789 Princeton HVAC contractors on ten factors, weighted as shown. A business is ranked when its trade is confirmed and it has 3 or more Google reviews or a claimed profile. A business with no Google reviews scores zero on rating, review volume and recency. Other unknown factors are left out, not counted as zero. Scores last refreshed October 22, 2026.

Paid placement never changes a rank or score. Featured businesses are paid, labelled, limited to 3 and shown above the ranking, outside it.

Read the full method: formula, sources and exclusions

CR Score factors and weights
FactorWeightComputed fromIn Princeton data
Reputation25%Google star rating, adjusted for how many reviews back itMeasured
Credentials15%Active state license, bond and workers’ comp on fileNot yet collected
Review volume10%Number of Google reviews, compared with the most-reviewed business on the listMeasured
Recency5%Share of reviews from the last 12 monthsNot yet collected
Availability5%Weekly open hours, Saturday, Sunday, 24/7 or same-dayMeasured
Trade focus10%How clearly the business does this trade (its Google category and name)Measured
Proximity5%Based in the city scores highest, less the farther away it isMeasured
Claimed profile10%The business has claimed its ContractorsRanked profile (free or paid earn the same)Measured
Partnered5%The business links to ContractorsRanked from its own website with our badge, checked periodicallyMeasured
ContractorsRanked reviews10%Verified customer reviews collected by ContractorsRanked: their rating and how many there areMeasured

HVAC contractors in Princeton: frequently asked questions

Who is the best HVAC contractor in Princeton?

By CR Score, the highest-ranked HVAC contractor in Princeton, NJ is Princeton Air Conditioning with a CR Score of 65/100. It has 4.7★ from 2,172 Google reviews. It is open 24/7. Arctic Air Conditioning (#2) and Fras-Air Service Experts (#3) follow. We ranked 789 HVAC contractors on ten factors, last updated October 22, 2026.

How many HVAC contractors are there in Princeton?

ContractorsRanked ranks 789 HVAC contractors serving Princeton, NJ. 4 of them are based in Princeton; the rest serve it from nearby towns. Another 20 within 25 mi are listed but not ranked yet. Counts are as of October 2026.

Which HVAC contractors in Princeton are open 24/7?

267 ranked HVAC contractors in Princeton post 24/7 hours. The highest-ranked are Princeton Air Conditioning (#1), Arctic Air Conditioning (#2) and Fras-Air Service Experts (#3). Hours come from each business's Google listing as of October 2026, so call to confirm.

Which HVAC contractors in Princeton work on weekends?

549 of 789 ranked HVAC contractors post Saturday hours and 395 post Sunday hours. The highest-ranked open Saturdays are Princeton Air Conditioning (#1), Arctic Air Conditioning (#2) and Fras-Air Service Experts (#3). Posted hours are office hours; crews may book weekend jobs separately.

How do I check an HVAC contractor's license in New Jersey?

In New Jersey, New Jersey State Board of Examiners of HVACR Contractors handles licensing and covers Heating, ventilation, air conditioning and refrigeration work. Search the business or license number at https://newjersey.mylicense.com/verification/.

How much does ac replacement cost in Princeton?

AC replacement typically costs $3,887 to $8,073, with $5,978 typical (Per system, installed (unit plus labor); typical range of customer-reported jobs. US national range). This is a national range, not adjusted for Princeton. Prices were last checked October 2026. Get at least two written quotes before you hire.

What Google rating do Princeton HVAC contractors have?

The median Google rating among 789 rated HVAC contractors in Princeton is 4.9★, with a median of 21 reviews. Arctic Air Conditioning has the most, 9,474 reviews, and ranks #2. We adjust ratings for review count, so a few five-star reviews cannot top the list.

When is the best time to hire an HVAC contractor in Princeton?

HVAC demand peaks in summer for cooling and in winter for heating. Spring and fall are the easiest times to book maintenance or a replacement.

Update log for Princeton

  1. October 2026: CR Scores recalculated for 789 hvac contractors serving Princeton.
  2. October 2026: 6 duplicate listings merged.

More HVAC contractors and Princeton pages

Other trades in Princeton