68/100CR Score
Ranked #1 because of its Google rating and review volume: 4.9★ from 2,248 Google reviews, the most in Hampton.
- 4.9★ from 2,248 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 179 Lafayette Rd, North Hampton, NH 03862
Best HVAC Contractors in Hampton, NH (2026)
283 HVAC contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Hampton: Heritage Home Service, CR Score 68/100; 4.9★ from 2,248 Google reviews; open 24/7.
- 2
Best for emergencies (open 24/7): Key Heating & Air Conditioning, posts 24/7 hours; ranked #2 of 283.
- 32
Most-reviewed: N.E.T.R., Inc., 1,565 Google reviews at 4.9★, the most of 283 ranked after Heritage Home Service; ranked #32.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
283 Hampton HVAC contractors are ranked here by CR Score, from ten published factors. 70 are open 24/7, 126 open Saturdays and 96 open Sundays, based on posted hours. The median Google rating is 4.9★ across 283 rated businesses.
Top 10 HVAC contractors in Hampton at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Heritage Home Service | 68 | 4.9★ (2,248) | Hampton | 24/7 | Overall |
| 2 | Key Heating & Air Conditioning | 64 | 4.8★ (692) | Exeter, 8 mi away | 24/7 | Emergencies |
| 3 | Morris Plumbing, Heating & Air Conditioning | 62 | 5.0★ (582) | Andover, 18 mi away | 24/7 | — |
| 4 | NextGen Aire | 62 | 4.8★ (271) | Amesbury, 9 mi away | 24/7 | — |
| 5 | Northeast Heating & Cooling | 61 | 5.0★ (449) | Haverhill, 19 mi away | 24/7 | — |
| 6 | 128 Plumbing, Heating, Cooling & Electric | 61 | 5.0★ (562) | North Andover, 22 mi away | 24/7 | — |
| 7 | MVP Home Services | 61 | 4.7★ (545) | Haverhill, 16 mi away | 24/7 | — |
| 8 | East Coast Gas Fitters, LLC | 60 | 5.0★ (38) | Exeter, 6 mi away | 24/7 | — |
| 9 | HeatPro HVAC | 60 | 4.8★ (138) | Chester, 11 mi away | 24/7 | — |
| 10 | Modern Temperature Control | 60 | 4.9★ (96) | Merrimac, 11 mi away | 24/7 | — |
The 283 best HVAC contractors in Hampton, 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.
Based in Exeter, 8 mi away
64/100CR ScoreRanked #2 because of its Google rating and trade focus: 4.8★ from 692 Google reviews, listed on Google as “HVAC contractor”.
- 4.8★ from 692 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 8 Continental Dr, Exeter, NH 03833
Based in Andover, 18 mi away
62/100CR ScoreRanked #3 because of its Google rating and trade focus: 5.0★ from 582 Google reviews, listed on Google as “HVAC contractor”.
- 5.0★ from 582 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 11 Old Right Rd Unit A2, Ipswich, MA 01938
#4 NextGen Aire
Based in Amesbury, 9 mi away
62/100CR ScoreRanked #4 because of its Google rating and trade focus: 4.8★ from 271 Google reviews, listed on Google as “HVAC contractor”.
- 4.8★ from 271 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 31 S Hunt Rd, Amesbury, MA 01913
Based in Haverhill, 19 mi away
61/100CR ScoreRanked #5 because of its Google rating and trade focus: 5.0★ from 449 Google reviews, listed on Google as “HVAC contractor”.
- 5.0★ from 449 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 12 Bond St, Haverhill, MA 01835
Based in North Andover, 22 mi away
61/100CR ScoreRanked #6 because of its Google rating and trade focus: 5.0★ from 562 Google reviews, listed on Google as “HVAC contractor”.
- 5.0★ from 562 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 3 Johnson St, North Andover, MA 01845
Based in Haverhill, 16 mi away
61/100CR ScoreRanked #7 because of its Google rating and trade focus: 4.7★ from 545 Google reviews, listed on Google as “HVAC contractor”.
- 4.7★ from 545 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 72 S Kimball St, Haverhill, MA 01835
Based in Exeter, 6 mi away
60/100CR ScoreRanked #8 because of its Google rating and trade focus: 5.0★ from 38 Google reviews, listed on Google as “HVAC contractor”.
- 5.0★ from 38 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- Bunker Hill Ave, Stratham, NH 03885
#9 HeatPro HVAC
Based in Chester, 11 mi away
60/100CR ScoreRanked #9 because of its Google rating and trade focus: 4.8★ from 138 Google reviews, listed on Google as “HVAC contractor”.
- 4.8★ from 138 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
Based in Merrimac, 11 mi away
60/100CR ScoreRanked #10 because of its Google rating and trade focus: 4.9★ from 96 Google reviews, listed on Google as “HVAC contractor”.
- 4.9★ from 96 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 40 Winter St, Merrimac, MA 01860
Based in Chester, 22 mi away
60/100CR ScoreRanked #11 because of its Google rating and trade focus: 5.0★ from 263 Google reviews, listed on Google as “HVAC contractor”.
- 5.0★ from 263 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 261 N Pond Rd, Chester, NH 03036
Based in Exeter, 9 mi away
59/100CR ScoreRanked #12 because of its Google rating and trade focus: 5.0★ from 35 Google reviews, listed on Google as “HVAC contractor”.
- 5.0★ from 35 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 3 Kelby Scott Way, Exeter, NH 03833
#13 Kearney HVAC Inc
Based in Amesbury, 6 mi away
59/100CR ScoreRanked #13 because of its Google rating and trade focus: 4.9★ from 440 Google reviews, listed on Google as “Heating contractor”.
- 4.9★ from 440 Google reviews
- Hours
- Mon–Fri 8 AM–5 PM · Sat–Sun closed
- Address
- 158 Lafayette Rd, Salisbury, MA 01952
Based in Newburyport, 10 mi away
59/100CR ScoreRanked #14 because of its Google rating and trade focus: 4.7★ from 61 Google reviews, listed on Google as “HVAC contractor”.
- 4.7★ from 61 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 3 Stanley Tucker Dr, Newburyport, MA 01950
Based in Exeter, 6 mi away
59/100CR ScoreRanked #15 because of its Google rating and trade focus: 5.0★ from 21 Google reviews, listed on Google as “Heating contractor”.
- 5.0★ from 21 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 34 Front St Box 1022, Exeter, NH 03833
Based in Portsmouth, 11 mi away
59/100CR ScoreRanked #16 because of its Google rating and trade focus: 4.9★ from 45 Google reviews, listed on Google as “HVAC contractor”.
- 4.9★ from 45 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 28 Deer St ste 201, Portsmouth, NH 03801
Based in Methuen, 22 mi away
59/100CR ScoreRanked #17 because of its Google rating and trade focus: 4.8★ from 313 Google reviews, listed on Google as “HVAC contractor”.
- 4.8★ from 313 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 1 Toby St Unit 1, Methuen, MA 01844
#18 MCP HVAC
Based in Portsmouth, 6 mi away
59/100CR ScoreRanked #18 because of its Google rating and trade focus: 5.0★ from 243 Google reviews, listed on Google as “HVAC contractor”.
- 5.0★ from 243 Google reviews
- Hours
- Mon–Fri 7 AM–5 PM · Sat–Sun closed
- Address
- 3601 Lafayette Rd, Portsmouth, NH 03801
Based in Amesbury, 8 mi away
58/100CR ScoreRanked #19 because of its Google rating and trade focus: 4.9★ from 137 Google reviews, listed on Google as “HVAC contractor”.
- 4.9★ from 137 Google reviews
- Hours
- Mon–Fri 7 AM–6 PM · Sat 8 AM–4 PM · Sun closed
- Address
- 25 Macy St Suite C, Amesbury, MA 01913
Based in Sandown, 16 mi away
58/100CR ScoreRanked #20 because of its Google rating and trade focus: 5.0★ from 51 Google reviews, listed on Google as “HVAC contractor”.
- 5.0★ from 51 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 265 Fremont Rd, Sandown, NH 03873
Based in Gloucester, 24 mi away
58/100CR ScoreRanked #21 because of its Google rating and trade focus: 4.9★ from 190 Google reviews, listed on Google as “HVAC contractor”.
- 4.9★ from 190 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 38 Pleasant St, Gloucester, MA 01930
Based in Exeter, 13 mi away
58/100CR ScoreRanked #22 because of its Google rating and trade focus: 4.5★ from 83 Google reviews, listed on Google as “HVAC contractor”.
- 4.5★ from 83 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 388 NH-125 Suite 1, Brentwood, NH 03833
Based in Hampton
57/100CR ScoreRanked #23 because of its Google rating and trade focus: 4.4★ from 128 Google reviews, listed on Google as “HVAC contractor”.
- 4.4★ from 128 Google reviews
- Hours
- Mon closed · Tue–Fri 9 AM–5 PM · Sat 10 AM–4 PM · Sun closed
- Address
- 102 Lafayette Rd, Hampton Falls, NH 03844
Based in Derry, 25 mi away
57/100CR ScoreRanked #24 because of its Google rating and trade focus: 4.8★ from 176 Google reviews, listed on Google as “HVAC contractor”.
- 4.8★ from 176 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 71 Birch St Suite A, Derry, NH 03038
Based in Haverhill, 16 mi away
57/100CR ScoreRanked #25 because of its Google rating and trade focus: 5.0★ from 33 Google reviews, listed on Google as “HVAC contractor”.
- 5.0★ from 33 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
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 283 ranked HVAC contractors here; the rest are on their profiles.
Also serving Hampton
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.
| Business | Google rating | Distance |
|---|---|---|
| A1 Restaurant Ventilation | 3.0★ (2) | 6 mi |
| All Purpose Mechanical | 4.5★ (2) | 12 mi |
| Buchanan Heating Inc | 5.0★ (1) | In Hampton |
| Climate Design Systems, LLC | 4.3★ (89) | 24 mi |
| Comfort Control | In Hampton | |
| Comfort Services LLC | 5.0★ (22) | 24 mi |
| Dan Rich Plumbing & Heating Co | 2.5★ (2) | 7 mi |
| Elite Gloucester HVAC Repair | 5.0★ (25) | 24 mi |
| Freeman Fuel Co | 4.4★ (30) | 23 mi |
| Freeman Mechanical | 5.0★ (8) | 18 mi |
| Global Mechanical Services | In Hampton | |
| Jim Tobey Plumbing & Heating | 3.0★ (2) | 8 mi |
| Kingdom Cooling | 4.5★ (15) | 23 mi |
| Legacy Plumbing and Heating L.L.C. | 5.0★ (64) | 23 mi |
| Mc Nally & Sons Plumbing & Heating | 5.0★ (2) | In Hampton |
| Nadeau Gas & Oil Services, LLC | 5.0★ (2) | 12 mi |
| Patriot Heating & Cooling, LLC | 4.8★ (174) | 24 mi |
| Proactive Heating & Cooling | 5.0★ (12) | 15 mi |
| S-AJI Dryer Vent Cleaning & Air Duct Cleaning Services Hampton, NH | 5.0★ (1) | In Hampton |
| S-NAN Dryer Vent Cleaning & Air Duct Cleaning Services North Hampton, NH | 5.0★ (4) | In Hampton |
How much do HVAC contractors cost in Hampton?
National price ranges in USD, not adjusted for Hampton. Each row names its basis and the month we checked it.
| Job | Low | Typical | High | Basis | Checked |
|---|---|---|---|---|---|
| AC replacement | $3,887 | $5,978 | $8,073 | Per system, installed (unit plus labor); typical range of customer-reported jobs. US national range | October 2026 |
| Furnace replacement | $2,823 | $4,814 | $6,896 | Per system, installed; typical range of customer-reported jobs. US national range | October 2026 |
When to hire an HVAC contractor in New Hampshire
In New Hampshire, furnace and heat pump calls peak in the coldest winter weeks and AC calls in summer heat waves. Spring and fall are the easiest times to book maintenance or a replacement.
How we ranked Hampton HVAC contractors
We scored 283 Hampton 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.
| Factor | Weight | Computed from | In Hampton data |
|---|---|---|---|
| Reputation | 25% | Google star rating, adjusted for how many reviews back it | Measured |
| Credentials | 15% | Active state license, bond and workers’ comp on file | Not yet collected |
| Review volume | 10% | Number of Google reviews, compared with the most-reviewed business on the list | Measured |
| Recency | 5% | Share of reviews from the last 12 months | Not yet collected |
| Availability | 5% | Weekly open hours, Saturday, Sunday, 24/7 or same-day | Measured |
| Trade focus | 10% | How clearly the business does this trade (its Google category and name) | Measured |
| Proximity | 5% | Based in the city scores highest, less the farther away it is | Measured |
| Claimed profile | 10% | The business has claimed its ContractorsRanked profile (free or paid earn the same) | Measured |
| Partnered | 5% | The business links to ContractorsRanked from its own website with our badge, checked periodically | Measured |
| ContractorsRanked reviews | 10% | Verified customer reviews collected by ContractorsRanked: their rating and how many there are | Measured |
HVAC contractors in Hampton: frequently asked questions
Who is the best HVAC contractor in Hampton?
By CR Score, the highest-ranked HVAC contractor in Hampton, NH is Heritage Home Service with a CR Score of 68/100. It has 4.9★ from 2,248 Google reviews. It is open 24/7. Key Heating & Air Conditioning (#2) and Morris Plumbing, Heating & Air Conditioning (#3) follow. We ranked 283 HVAC contractors on ten factors, last updated October 22, 2026.
How many HVAC contractors are there in Hampton?
ContractorsRanked ranks 283 HVAC contractors serving Hampton, NH. 4 of them are based in Hampton; 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 Hampton are open 24/7?
70 ranked HVAC contractors in Hampton post 24/7 hours. The highest-ranked are Heritage Home Service (#1), Key Heating & Air Conditioning (#2) and Morris Plumbing, Heating & Air Conditioning (#3). Hours come from each business's Google listing as of October 2026, so call to confirm.
Which HVAC contractors in Hampton work on weekends?
126 of 283 ranked HVAC contractors post Saturday hours and 96 post Sunday hours. The highest-ranked open Saturdays are Heritage Home Service (#1), Key Heating & Air Conditioning (#2) and Morris Plumbing, Heating & Air Conditioning (#3). Posted hours are office hours; crews may book weekend jobs separately.
How much does ac replacement cost in Hampton?
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 Hampton. Prices were last checked October 2026. Get at least two written quotes before you hire.
What Google rating do Hampton HVAC contractors have?
The median Google rating among 283 rated HVAC contractors in Hampton is 4.9★, with a median of 16 reviews. Heritage Home Service has the most, 2,248 reviews, and ranks #1. 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 Hampton?
In New Hampshire, furnace and heat pump calls peak in the coldest winter weeks and AC calls in summer heat waves. Spring and fall are the easiest times to book maintenance or a replacement.
How does ContractorsRanked rank HVAC contractors?
Each HVAC contractor gets a 0–100 CR Score from ten published factors, led by reputation (25%), credentials (15%), review volume (10%) and trade focus (10%). A business with no Google reviews scores zero on rating, review volume and recency; other factors we cannot measure are left out. Only businesses with a confirmed trade and 3 or more reviews, or a claimed profile, are ranked.
Update log for Hampton
- October 2026: CR Scores recalculated for 283 hvac contractors serving Hampton.
- October 2026: 7 duplicate listings merged.
More HVAC contractors and Hampton pages
HVAC contractors near Hampton
- HVAC contractors in Seabrook, NH352 ranked
- HVAC contractors in Rye, NH190 ranked
- HVAC contractors in Exeter, NH336 ranked
- HVAC contractors in Stratham Station, NH243 ranked
- HVAC contractors in Portsmouth, NH173 ranked
- HVAC contractors in Kingston, NH462 ranked
- HVAC contractors in Newmarket, NH275 ranked
- HVAC contractors in Durham, NH218 ranked
- HVAC contractors in Plaistow, NH725 ranked
- HVAC contractors in Atkinson, NH743 ranked
Other trades in Hampton
- Roofers in Hampton603 ranked
- Plumbers in Hampton184 ranked
- Electricians in Hampton180 ranked
- General contractors in Hampton287 ranked
- Painters in Hampton62 ranked
- Landscapers in Hampton95 ranked
- Handymen in Hampton26 ranked
- Kitchen remodelers in Hampton146 ranked
- Bathroom remodelers in Hampton123 ranked
- Flooring contractors in Hampton107 ranked
- Tile installers in Hampton10 ranked
- Concrete contractors in Hampton47 ranked
- Fence contractors in Hampton41 ranked
- Deck builders in Hampton75 ranked
- Siding contractors in Hampton305 ranked
- Window installers in Hampton246 ranked
- Gutter installers in Hampton48 ranked
- Insulation contractors in Hampton24 ranked
- Solar installers in Hampton83 ranked
- Garage door repair companies in Hampton31 ranked
- Foundation repair companies in Hampton74 ranked
- Tree services in Hampton111 ranked
- Masonry contractors in Hampton125 ranked
- Water damage restoration companies in Hampton219 ranked
- Home builders in Hampton265 ranked
- Demolition contractors in Hampton35 ranked
- All contractors in Hampton