67/100CR Score
Ranked #1 because of its Google rating and trade focus: 4.9★ from 2,642 Google reviews, listed on Google as “HVAC contractor”.
- 4.9★ from 2,642 Google reviews
- Hours
- Mon–Sun 7:30 AM–7:30 PM
- Address
- 1902 Dutton Dr, San Marcos, TX 78666
Best HVAC Contractors in San Marcos, TX (2026)
203 HVAC contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in San Marcos: Woods Comfort Systems, CR Score 67/100; 4.9★ from 2,642 Google reviews; open 7 days a week.
- 2
Best for emergencies (open 24/7): Jon Wayne Service Company, posts 24/7 hours; ranked #2 of 203.
- 9
Most-reviewed: Legacy Home Services, 2,656 Google reviews at 5.0★, the most of 203 ranked; ranked #9.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
203 San Marcos HVAC contractors are ranked here by CR Score, from ten published factors. 56 are open 24/7, 146 open Saturdays and 89 open Sundays, based on posted hours. The median Google rating is 4.9★ across 203 rated businesses.
Top 10 HVAC contractors in San Marcos at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Woods Comfort Systems | 67 | 4.9★ (2,642) | San Marcos | Sat · Sun · Evenings | Overall |
| 2 | Jon Wayne Service Company | 66 | 4.9★ (1,741) | New Braunfels, 8 mi away | 24/7 | Emergencies |
| 3 | AirOne Heating and Air Conditioning | 65 | 4.9★ (357) | San Marcos | 24/7 | — |
| 4 | Garner Heating & Air Conditioning Inc | 64 | 4.9★ (605) | Kyle, 7 mi away | 24/7 | — |
| 5 | So Cool Service, LLC | 63 | 5.0★ (103) | San Marcos | 24/7 | — |
| 6 | PerfectTemp Heating & Air Conditioning | 63 | 4.9★ (93) | San Marcos | 24/7 | — |
| 7 | Quality HVAC & Refrigeration | 62 | 4.8★ (272) | San Marcos | Sat · Sun · Evenings | — |
| 8 | Thayer Air Conditioning | 62 | 4.9★ (718) | New Braunfels, 16 mi away | 24/7 | — |
| 9 | Legacy Home Services | 62 | 5.0★ (2,656) | New Braunfels, 20 mi away | Sat · Sun · Evenings | Most reviews |
| 10 | Texas Elite Air Conditioning & Heating, LLC | 62 | 5.0★ (406) | Kyle, 9 mi away | Sat · Sun · Evenings | — |
The 203 best HVAC contractors in San Marcos, 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 New Braunfels, 8 mi away
66/100CR ScoreRanked #2 because of its Google rating and trade focus: 4.9★ from 1,741 Google reviews, listed on Google as “HVAC contractor”.
- 4.9★ from 1,741 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 8920 I 35 N Frontage Rd, New Braunfels, TX 78130
Based in San Marcos
65/100CR ScoreRanked #3 because of its Google rating and trade focus: 4.9★ from 357 Google reviews, listed on Google as “HVAC contractor”.
- 4.9★ from 357 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 4105 Hunter Rd Building 8, Ste 11, San Marcos, TX 78666
Based in Kyle, 7 mi away
64/100CR ScoreRanked #4 because of its Google rating and trade focus: 4.9★ from 605 Google reviews, listed on Google as “Air conditioning repair service”.
- 4.9★ from 605 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 731 Roland Ln, Kyle, TX 78640
Based in San Marcos
63/100CR ScoreRanked #5 because of its Google rating and trade focus: 5.0★ from 103 Google reviews, listed on Google as “HVAC contractor”.
- 5.0★ from 103 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 3519 TX-21, San Marcos, TX 78666
Based in San Marcos
63/100CR ScoreRanked #6 because of its Google rating and trade focus: 4.9★ from 93 Google reviews, listed on Google as “HVAC contractor”.
- 4.9★ from 93 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 105 United Dr, San Marcos, TX 78666
Based in San Marcos
62/100CR ScoreRanked #7 because of its Google rating and trade focus: 4.8★ from 272 Google reviews, listed on Google as “HVAC contractor”.
- 4.8★ from 272 Google reviews
- Hours
- Mon–Sun 7 AM–8 PM
- Address
- 105 Picasso Dr, San Marcos, TX 78666
Based in New Braunfels, 16 mi away
62/100CR ScoreRanked #8 because of its Google rating and trade focus: 4.9★ from 718 Google reviews, listed on Google as “HVAC contractor”.
- 4.9★ from 718 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 132 Caddell Ln, New Braunfels, TX 78130
Based in New Braunfels, 20 mi away
62/100CR ScoreRanked #9 because of its Google rating and review volume: 5.0★ from 2,656 Google reviews, the most in San Marcos.
- 5.0★ from 2,656 Google reviews
- Hours
- Mon–Sun 8 AM–8 PM
- Address
- 2001 Wald Rd, New Braunfels, TX 78132
Based in Kyle, 9 mi away
62/100CR ScoreRanked #10 because of its Google rating and trade focus: 5.0★ from 406 Google reviews, listed on Google as “HVAC contractor”.
- 5.0★ from 406 Google reviews
- Hours
- Mon–Fri 8 AM–12 AM · Sat 9 AM–5 PM · Sun 9 AM–12 AM
- Address
- Autumn Sage Pkwy, Kyle, TX 78640
Based in Buda, 16 mi away
62/100CR ScoreRanked #11 because of its Google rating and trade focus: 4.9★ from 569 Google reviews, listed on Google as “Heating contractor”.
- 4.9★ from 569 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 966 FM 967, Buda, TX 78610
#12 Mend Services
Based in Buda, 18 mi away
62/100CR ScoreRanked #12 because of its Google rating and trade focus: 5.0★ from 517 Google reviews, listed on Google as “Air conditioning repair service”.
- 5.0★ from 517 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 12951 Wright Rd, Buda, TX 78610
Based in New Braunfels, 17 mi away
62/100CR ScoreRanked #13 because of its Google rating and trade focus: 5.0★ from 430 Google reviews, listed on Google as “HVAC contractor”.
- 5.0★ from 430 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 190 Center St Suite 110, New Braunfels, TX 78130
Based in San Marcos
62/100CR ScoreRanked #14 because of its Google rating and trade focus: 5.0★ from 692 Google reviews, listed on Google as “HVAC contractor”.
- 5.0★ from 692 Google reviews
- Hours
- Mon–Fri 8 AM–5 PM · Sat–Sun closed
- Address
- 3500 TX-123, San Marcos, TX 78666
#15 Reliable Air
Based in San Marcos
61/100CR ScoreRanked #15 because of its Google rating and trade focus: 4.8★ from 133 Google reviews, listed on Google as “HVAC contractor”.
- 4.8★ from 133 Google reviews
- Hours
- Mon–Sun 8 AM–10 PM
- Address
- 4702 TX-123 Suite C, San Marcos, TX 78666
Based in Buda, 14 mi away
61/100CR ScoreRanked #16 because of its Google rating and trade focus: 5.0★ from 190 Google reviews, listed on Google as “HVAC contractor”.
- 5.0★ from 190 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 3225 FM2001 Suite 107, Buda, TX 78610
#17 The AC Guys
Based in Kyle, 9 mi away
61/100CR ScoreRanked #17 because of its Google rating and trade focus: 4.9★ from 271 Google reviews, listed on Google as “HVAC contractor”.
- 4.9★ from 271 Google reviews
- Hours
- Mon–Fri 8 AM–6 PM · Sat–Sun 9 AM–5 PM
- Address
- 142 Trinity Dr, Kyle, TX 78640
Based in Buda, 15 mi away
61/100CR ScoreRanked #18 because of its Google rating and trade focus: 5.0★ from 436 Google reviews, listed on Google as “HVAC contractor”.
- 5.0★ from 436 Google reviews
- Hours
- Mon–Sat 7:30 AM–8 PM · Sun 12 PM–6 PM
- Address
- 1955 FM2001 #200, Buda, TX 78610
Based in New Braunfels, 16 mi away
61/100CR ScoreRanked #19 because of its Google rating and trade focus: 5.0★ from 513 Google reviews, listed on Google as “HVAC contractor”.
- 5.0★ from 513 Google reviews
- Hours
- Mon–Fri 8 AM–8 PM · Sat–Sun 9 AM–6 PM
- Address
- 1893 State Highway 46 South, New Braunfels, TX 78130
Based in Kyle, 8 mi away
60/100CR ScoreRanked #20 because of its Google rating and trade focus: 5.0★ from 131 Google reviews, listed on Google as “HVAC contractor”.
- 5.0★ from 131 Google reviews
- Hours
- Mon–Sun 8 AM–10 PM
- Address
- 317 Donatello, Kyle, TX 78640
Based in San Marcos
60/100CR ScoreRanked #21 because of its Google rating and trade focus: 5.0★ from 16 Google reviews, listed on Google as “HVAC contractor”.
- 5.0★ from 16 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 132 Raymondville Path, San Marcos, TX 78666
Based in Buda, 14 mi away
60/100CR ScoreRanked #22 because of its Google rating and trade focus: 4.9★ from 111 Google reviews, listed on Google as “HVAC contractor”.
- 4.9★ from 111 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 3225 FM2001,#101, Buda, TX 78610
#23 Cool Knight AC
Based in San Marcos
60/100CR ScoreRanked #23 because of its Google rating and trade focus: 5.0★ from 28 Google reviews, listed on Google as “Air conditioning contractor”.
- 5.0★ from 28 Google reviews
- Hours
- Mon–Fri 6 AM–10 PM · Sat–Sun 8 AM–8 PM
- Address
- 3700 TX-123 Suite A, San Marcos, TX 78666
Based in New Braunfels, 13 mi away
60/100CR ScoreRanked #24 because of its Google rating and trade focus: 4.9★ from 94 Google reviews, listed on Google as “HVAC contractor”.
- 4.9★ from 94 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 2405 Lifehaus Industrial Dr Ste. 221, New Braunfels, TX 78130
Based in San Marcos
60/100CR ScoreRanked #25 because of its Google rating and trade focus: 5.0★ from 10 Google reviews, listed on Google as “HVAC contractor”.
- 5.0★ from 10 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 203 ranked HVAC contractors here; the rest are on their profiles.
Also serving San Marcos
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 |
|---|---|---|
| Air Majic A/C & Heating | 5.0★ (14) | 19 mi |
| Air Zone Heating and Air Conditioning | 4.8★ (36) | 19 mi |
| B Isaac & Co | 5.0★ (2) | 16 mi |
| Buena Vista HVAC & Renovations | 5.0★ (2) | 13 mi |
| Canyon Lake Air Conditioning | 3.9★ (8) | 14 mi |
| Classic AC & Heating | 5.0★ (1) | In San Marcos |
| Cool Chez A/C and Heat | 4.2★ (18) | 19 mi |
| Custom Air Systems | 5.0★ (3) | 12 mi |
| D&R's Air Conditioning & Heating | 3.0★ (2) | 16 mi |
| Ed's solutions LLC | 5.0★ (12) | 13 mi |
| Family Tradition Heating & Cooling Inc. | 5.0★ (2) | 14 mi |
| Fricold Cooling & Heating, LLC. | In San Marcos | |
| GENESIS HVAC LLC | 4.0★ (4) | 11 mi |
| Kinsey Plumbing Heating and Air | 5.0★ (7) | 9 mi |
| PlusCold AC Repairs | 5.0★ (5) | 15 mi |
| Quick Cooling Inc. | 5.0★ (14) | 22 mi |
| Ramos HVAC Services | 1.0★ (1) | 1 mi |
| S&S Refrigeration | 4.3★ (22) | 14 mi |
| Tri-Star A/C & Heating | 5.0★ (2) | 21 mi |
| US Thermodynamics LLC | 4.0★ (4) | 14 mi |
How much do HVAC contractors cost in San Marcos?
National price ranges in USD, not adjusted for San Marcos. 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 Texas
In Texas, Texas Department of Licensing and Regulation (TDLR) licenses Air conditioning and refrigeration contractor licenses (Class A and B).
- Search the business name or license number on the Texas Department of Licensing and Regulation (TDLR) license lookup.
- 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 Texas
In Texas, air conditioning calls peak in the hottest summer months. Spring is the easiest time to book a tune-up or replacement, before the first heat wave.
How we ranked San Marcos HVAC contractors
We scored 203 San Marcos 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 San Marcos 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 San Marcos: frequently asked questions
Who is the best HVAC contractor in San Marcos?
By CR Score, the highest-ranked HVAC contractor in San Marcos, TX is Woods Comfort Systems with a CR Score of 67/100. It has 4.9★ from 2,642 Google reviews. It is open 7 days a week. Jon Wayne Service Company (#2) and AirOne Heating and Air Conditioning (#3) follow. We ranked 203 HVAC contractors on ten factors, last updated October 22, 2026.
How many HVAC contractors are there in San Marcos?
ContractorsRanked ranks 203 HVAC contractors serving San Marcos, TX. 16 of them are based in San Marcos; 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 San Marcos are open 24/7?
56 ranked HVAC contractors in San Marcos post 24/7 hours. The highest-ranked are Jon Wayne Service Company (#2), AirOne Heating and Air Conditioning (#3) and Garner Heating & Air Conditioning Inc (#4). Hours come from each business's Google listing as of October 2026, so call to confirm.
Which HVAC contractors in San Marcos work on weekends?
146 of 203 ranked HVAC contractors post Saturday hours and 89 post Sunday hours. The highest-ranked open Saturdays are Woods Comfort Systems (#1), Jon Wayne Service Company (#2) and AirOne Heating and Air Conditioning (#3). Posted hours are office hours; crews may book weekend jobs separately.
How do I check an HVAC contractor's license in Texas?
In Texas, Texas Department of Licensing and Regulation (TDLR) handles licensing and covers Air conditioning and refrigeration contractor licenses (Class A and B). Search the business or license number at https://www.tdlr.texas.gov/LicenseSearch/.
How much does ac replacement cost in San Marcos?
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 San Marcos. Prices were last checked October 2026. Get at least two written quotes before you hire.
What Google rating do San Marcos HVAC contractors have?
The median Google rating among 203 rated HVAC contractors in San Marcos is 4.9★, with a median of 36 reviews. Legacy Home Services has the most, 2,656 reviews, and ranks #9. 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 San Marcos?
In Texas, air conditioning calls peak in the hottest summer months. Spring is the easiest time to book a tune-up or replacement, before the first heat wave.
Update log for San Marcos
- October 2026: CR Scores recalculated for 203 hvac contractors serving San Marcos.
- October 2026: 1 duplicate listing merged.
More HVAC contractors and San Marcos pages
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