92/100CR Score
Ranked #1 because of its Google rating and availability: 4.9★ from 2,904 Google reviews, open 24/7.
- 4.9★ from 2,904 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 1991 Moreland Pkwy, Annapolis, MD 21401
Best HVAC Contractors in Cape Saint Claire, MD (2026)
521 HVAC contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Cape Saint Claire: Staton Heating, Cooling & Plumbing, CR Score 92/100; 4.9★ from 2,904 Google reviews; open 24/7.
- 2
Best for emergencies (open 24/7): Barstow & Sons Heating and Cooling, posts 24/7 hours; ranked #2 of 521.
- 27
Most-reviewed: Len The Plumber Heating & Air, LLC, 15,911 Google reviews at 4.7★, the most of 521 ranked; ranked #27.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
521 Cape Saint Claire HVAC contractors are ranked here by CR Score, from 8 published factors. 150 are open 24/7, 319 open Saturdays and 228 open Sundays, based on posted hours. The median Google rating is 4.8★ across 521 rated businesses.
Top 10 HVAC contractors in Cape Saint Claire at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Staton Heating, Cooling & Plumbing | 92 | 4.9★ (2,904) | Annapolis, 6 mi away | 24/7 | Overall |
| 2 | Barstow & Sons Heating and Cooling | 91 | 4.9★ (1,127) | Annapolis, 6 mi away | 24/7 | Emergencies |
| 3 | Boothe's Heating, Air, Plumbing, Drains & Electrical | 90 | 4.9★ (1,461) | Dundalk, 11 mi away | 24/7 | — |
| 4 | Bethany Air | 89 | 4.8★ (1,251) | Edgewater, 10 mi away | 24/7 | — |
| 5 | David E White's Plumbing, Heating & Repair Company | 89 | 5.0★ (238) | Annapolis, 7 mi away | 24/7 | — |
| 6 | Shoreline Comfort | 89 | 5.0★ (285) | Stevensville, 9 mi away | 24/7 | — |
| 7 | Grove Heating & Cooling | 89 | 4.9★ (1,156) | Crofton, 14 mi away | 24/7 | — |
| 8 | One Hour Air Conditioning & Heating® of Annapolis | 89 | 4.8★ (367) | Arnold, 5 mi away | 24/7 | — |
| 9 | Michael & Son Services | 89 | 4.7★ (8,039) | Baltimore, 19 mi away | 24/7 | — |
| 10 | All Good Home Inc | 88 | 5.0★ (98) | Severna Park, 4 mi away | 24/7 | — |
The 521 best HVAC contractors in Cape Saint Claire, ranked
Ordered by CR Score, a 0–100 score from 8 published factors. Paid placement never changes the order.
Scores below: based on 6 of 8 factors; credentials and recency not yet collected. Hatched segments mark factors we don't have yet.
Based in Annapolis, 6 mi away
91/100CR ScoreRanked #2 because of its Google rating and availability: 4.9★ from 1,127 Google reviews, open 24/7.
- 4.9★ from 1,127 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 1825 George Ave Suite 6, Annapolis, MD 21401
Based in Dundalk, 11 mi away
90/100CR ScoreRanked #3 because of its Google rating and availability: 4.9★ from 1,461 Google reviews, open 24/7.
- 4.9★ from 1,461 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 7600 Energy Pkwy Suite 114, Curtis Bay Industrial Area, MD 21226
#4 Bethany Air
Based in Edgewater, 10 mi away
89/100CR ScoreRanked #4 because of its Google rating and availability: 4.8★ from 1,251 Google reviews, open 24/7.
- 4.8★ from 1,251 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 171 MD-253, Edgewater, MD 21037
Based in Annapolis, 7 mi away
89/100CR ScoreRanked #5 because of its Google rating and availability: 5.0★ from 238 Google reviews, open 24/7.
- 5.0★ from 238 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 2 Oak Ct, Annapolis, MD 21401
Based in Stevensville, 9 mi away
89/100CR ScoreRanked #6 because of its Google rating and availability: 5.0★ from 285 Google reviews, open 24/7.
- 5.0★ from 285 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 1102 Butterworth Ct suite 100, Stevensville, MD 21666
Based in Crofton, 14 mi away
89/100CR ScoreRanked #7 because of its Google rating and availability: 4.9★ from 1,156 Google reviews, open 24/7.
- 4.9★ from 1,156 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 2142 Priest Bridge Court #6, Crofton, MD 21114
Based in Arnold, 5 mi away
89/100CR ScoreRanked #8 because of its Google rating and availability: 4.8★ from 367 Google reviews, open 24/7.
- 4.8★ from 367 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
Based in Baltimore, 19 mi away
89/100CR ScoreRanked #9 because of its Google rating and availability: 4.7★ from 8,039 Google reviews, open 24/7.
- 4.7★ from 8,039 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 6420 Erdman Ave, Baltimore, MD 21205
Based in Severna Park, 4 mi away
88/100CR ScoreRanked #10 because of its Google rating and availability: 5.0★ from 98 Google reviews, open 24/7.
- 5.0★ from 98 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 762 Dividing Rd, Severna Park, MD 21146
Based in Baltimore, 19 mi away
88/100CR ScoreRanked #11 because of its Google rating and availability: 5.0★ from 786 Google reviews, open 24/7.
- 5.0★ from 786 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 204 S Chapel St, Baltimore, MD 21231
Based in Greater Upper Marlboro, 19 mi away
88/100CR ScoreRanked #12 because of its Google rating and availability: 4.9★ from 1,421 Google reviews, open 24/7.
- 4.9★ from 1,421 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 15881 Commerce Ct, Upper Marlboro, MD 20774
Based in Stevensville, 9 mi away
88/100CR ScoreRanked #13 because of its Google rating and availability: 4.8★ from 382 Google reviews, open 24/7.
- 4.8★ from 382 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 1101 Butterworth Ct, Stevensville, MD 21666
#14 United Air Temp
Based in Annapolis, 7 mi away
88/100CR ScoreRanked #14 because of its Google rating and availability: 4.8★ from 253 Google reviews, open 24/7.
- 4.8★ from 253 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 2553 Housley Rd, Annapolis, MD 21401
Based in Dundalk, 14 mi away
87/100CR ScoreRanked #15 because of its Google rating and availability: 5.0★ from 179 Google reviews, open 24/7.
- 5.0★ from 179 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
#16 Ambient LLC
Based in Annapolis, 7 mi away
87/100CR ScoreRanked #16 because of its Google rating and availability: 5.0★ from 52 Google reviews, open 24/7.
- 5.0★ from 52 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 1910 Towne Centre Blvd Suite 250, Annapolis, MD 21401
Based in Crofton, 14 mi away
87/100CR ScoreRanked #17 because of its Google rating and availability: 4.9★ from 221 Google reviews, open 24/7.
- 4.9★ from 221 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 1610 Professional Blvd Suite F, Crofton, MD 21114
#18 Ambient LLC
Based in Severn, 14 mi away
86/100CR ScoreRanked #18 because of its Google rating and availability: 4.8★ from 336 Google reviews, open 24/7.
- 4.8★ from 336 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 508 Shaw Ct #103, Severn, MD 21144
Based in Hanover, 15 mi away
86/100CR ScoreRanked #19 because of its Google rating and trade focus: 4.9★ from 2,167 Google reviews, listed on Google as “HVAC contractor”.
- 4.9★ from 2,167 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 2600 Cabover Dr unit a, Hanover, MD 21076
Based in Essex, 18 mi away
86/100CR ScoreRanked #20 because of its Google rating and availability: 4.9★ from 369 Google reviews, open 24/7.
- 4.9★ from 369 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 1 Mace Ave, Essex, MD 21221
Based in Essex, 19 mi away
86/100CR ScoreRanked #21 because of its Google rating and availability: 5.0★ from 195 Google reviews, open 24/7.
- 5.0★ from 195 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 613 Eastern Blvd, Essex, MD 21221
Based in Columbia, 23 mi away
86/100CR ScoreRanked #22 because of its Google rating and availability: 4.9★ from 658 Google reviews, open 24/7.
- 4.9★ from 658 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 9375 Gerwig Ln J, Columbia, MD 21046
Based in Dundalk, 16 mi away
86/100CR ScoreRanked #23 because of its Google rating and availability: 4.7★ from 539 Google reviews, open 24/7.
- 4.7★ from 539 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 4030 North Point Blvd suite a, Dundalk, MD 21222
Based in Arbutus, 17 mi away
86/100CR ScoreRanked #24 because of its Google rating and availability: 4.9★ from 217 Google reviews, open 24/7.
- 4.9★ from 217 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 5195 Raynor Ave, Linthicum Heights, MD 21090
#25 United Air Temp
Based in Greenbelt, 23 mi away
86/100CR ScoreRanked #25 because of its Google rating and availability: 4.8★ from 1,306 Google reviews, open 24/7.
- 4.8★ from 1,306 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 7255 Hanover Pkwy Ste A, Greenbelt, MD 20770
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 521 ranked HVAC contractors here; the rest are on their profiles.
Also serving Cape Saint Claire
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 |
|---|---|---|
| All About Everything HVAC & Maintenance | 3.0★ (2) | 7 mi |
| Around the Clock Plumbing & Heating | 5.0★ (2) | 18 mi |
| Breezy Heating Ventilation and Air Conditioning | 4.8★ (121) | 18 mi |
| Capitol Boiler Works | 1.0★ (2) | 19 mi |
| Commercial CAD | 5.0★ (2) | 19 mi |
| Davis Plumbing & Heating Inc | 5.0★ (2) | 19 mi |
| DJE Plumbing and Heating | 5.0★ (2) | 13 mi |
| DM3 Heating & Air | 5.0★ (2) | 12 mi |
| JDL HVAC & Plumbing Services | 4.8★ (678) | 22 mi |
| oncall-garageservice | 5.0★ (2) | 12 mi |
| Pasadena Heating and Cooling | 1.0★ (2) | 9 mi |
| R & G Plumbing & Heating | 5.0★ (2) | 18 mi |
| Ready Air HVAC | 5.0★ (2) | 19 mi |
| ROCKY LLC | 4.6★ (253) | 16 mi |
| Scardina Plumbing-Heating Inc | 5.0★ (2) | 20 mi |
| Sears Heating and Air Conditioning | 3.0★ (2) | 10 mi |
| Severn's Heating and Air Conditioning | 3.0★ (2) | 6 mi |
| Shielded Edge Property Solutions | 5.0★ (2) | 17 mi |
| TRIO HVACR SERVICES | 5.0★ (2) | 19 mi |
| Wrangler Plumbing & Heating | 5.0★ (2) | 7 mi |
How much do HVAC contractors cost in Cape Saint Claire?
National price ranges in USD, not adjusted for Cape Saint Claire. 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 |
How to check an HVAC contractor's license in Maryland
In Maryland, Maryland State Board of Heating, Ventilation, Air-Conditioning and Refrigeration Contractors licenses Heating, ventilation, air conditioning and refrigeration work.
- Check that the status is active and the name matches the contract or truck.
- 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 Maryland
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 Cape Saint Claire HVAC contractors
We scored 521 Cape Saint Claire HVAC contractors on 8 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. Unknown factors are left out of the score, 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 Cape Saint Claire data |
|---|---|---|---|
| Reputation | 35% | Bayesian-adjusted Google star rating | Measured |
| Credentials | 15% | Active state license 0.6, bond 0.2, workers’ comp 0.2 | Not yet collected |
| Review volume | 10% | log10(reviews + 1) against the list maximum | Measured |
| Recency | 10% | Share of reviews from the last 12 months | Not yet collected |
| Availability | 10% | Weekly open hours, Saturday, Sunday, 24/7 or same-day | Measured |
| Trade focus | 10% | Google main category 1.0, business name 0.7, additional category 0.5 | Measured |
| Proximity | 5% | 1.0 when based in the city, falling to 0 at the trade’s radius | Measured |
| Completeness | 5% | Website, photos, description, hours, claimed profile (0.2 each) | Measured |
HVAC contractors in Cape Saint Claire: frequently asked questions
Who is the best HVAC contractor in Cape Saint Claire?
By CR Score, the highest-ranked HVAC contractor in Cape Saint Claire, MD is Staton Heating, Cooling & Plumbing with a CR Score of 92/100. It has 4.9★ from 2,904 Google reviews. It is open 24/7. Barstow & Sons Heating and Cooling (#2) and Boothe's Heating, Air, Plumbing, Drains & Electrical (#3) follow. We ranked 521 HVAC contractors on 8 factors, last updated October 22, 2026.
How many HVAC contractors are there in Cape Saint Claire?
ContractorsRanked ranks 521 HVAC contractors serving Cape Saint Claire, MD. Another 20 within 25 mi are listed but not ranked yet. Counts are as of October 2026.
Which HVAC contractors in Cape Saint Claire are open 24/7?
150 ranked HVAC contractors in Cape Saint Claire post 24/7 hours. The highest-ranked are Staton Heating, Cooling & Plumbing (#1), Barstow & Sons Heating and Cooling (#2) and Boothe's Heating, Air, Plumbing, Drains & Electrical (#3). Hours come from each business's Google listing as of October 2026, so call to confirm.
Which HVAC contractors in Cape Saint Claire work on weekends?
319 of 521 ranked HVAC contractors post Saturday hours and 228 post Sunday hours. The highest-ranked open Saturdays are Staton Heating, Cooling & Plumbing (#1), Barstow & Sons Heating and Cooling (#2) and Boothe's Heating, Air, Plumbing, Drains & Electrical (#3). Posted hours are office hours; crews may book weekend jobs separately.
How do I check an HVAC contractor's license in Maryland?
In Maryland, Maryland State Board of Heating, Ventilation, Air-Conditioning and Refrigeration Contractors handles licensing and covers Heating, ventilation, air conditioning and refrigeration work.
How much does ac replacement cost in Cape Saint Claire?
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 Cape Saint Claire. Prices were last checked October 2026. Get at least two written quotes before you hire.
What Google rating do Cape Saint Claire HVAC contractors have?
The median Google rating among 521 rated HVAC contractors in Cape Saint Claire is 4.8★, with a median of 20 reviews. Len The Plumber Heating & Air, LLC has the most, 15,911 reviews, and ranks #27. 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 Cape Saint Claire?
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 Cape Saint Claire
- October 2026: CR Scores recalculated for 521 hvac contractors serving Cape Saint Claire.
- October 2026: 3 duplicate listings merged.
More HVAC contractors and Cape Saint Claire pages
HVAC contractors near Cape Saint Claire
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Other trades in Cape Saint Claire
- Roofers in Cape Saint Claire1001 ranked
- Plumbers in Cape Saint Claire422 ranked
- Electricians in Cape Saint Claire355 ranked
- General contractors in Cape Saint Claire650 ranked
- Painters in Cape Saint Claire117 ranked
- Landscapers in Cape Saint Claire149 ranked
- Handymen in Cape Saint Claire44 ranked
- Kitchen remodelers in Cape Saint Claire357 ranked
- Bathroom remodelers in Cape Saint Claire360 ranked
- Flooring contractors in Cape Saint Claire341 ranked
- Tile installers in Cape Saint Claire48 ranked
- Concrete contractors in Cape Saint Claire203 ranked
- Fence contractors in Cape Saint Claire72 ranked
- Deck builders in Cape Saint Claire189 ranked
- Siding contractors in Cape Saint Claire417 ranked
- Window installers in Cape Saint Claire462 ranked
- Gutter installers in Cape Saint Claire154 ranked
- Insulation contractors in Cape Saint Claire83 ranked
- Solar installers in Cape Saint Claire146 ranked
- Garage door repair companies in Cape Saint Claire58 ranked
- Foundation repair companies in Cape Saint Claire161 ranked
- Tree services in Cape Saint Claire127 ranked
- Masonry contractors in Cape Saint Claire152 ranked
- Water damage restoration companies in Cape Saint Claire621 ranked
- Home builders in Cape Saint Claire492 ranked
- Demolition contractors in Cape Saint Claire78 ranked
- All contractors in Cape Saint Claire