461 HVAC contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Round Rock: Kinsey Heating and Air, CR Score 64/100; 4.8★ from 1,399 Google reviews; open 24/7.
Best for emergencies (open 24/7): Radiant Plumbing, Air Conditioning, & Electrical, posts 24/7 hours; ranked #2 of 461.
Most-reviewed: Radiant Plumbing, Air Conditioning, & Electrical, 16,163 Google reviews at 4.8★, the most of 461 ranked; ranked #2.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
461 Round Rock HVAC contractors are ranked here by CR Score, from ten published factors. 162 are open 24/7, 334 open Saturdays and 234 open Sundays, based on posted hours. The median Google rating is 4.9★ across 461 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Kinsey Heating and Air | 64 | 4.8★ (1,399) | Round Rock | 24/7 | Overall |
| 2 | Radiant Plumbing, Air Conditioning, & Electrical | 64 | 4.8★ (16,163) | Austin, 13 mi away | 24/7 | Emergencies, Most reviews |
| 3 | Abacus Plumbing, Air Conditioning, & Electrical | 64 | 4.8★ (5,822) | Austin, 9 mi away | 24/7 | — |
| 4 | AiRCO Air Conditioning, Electrical and Plumbing | 64 | 4.8★ (937) | Round Rock | 24/7 | — |
| 5 | Fox Service Company | 63 | 4.8★ (5,061) | Austin, 11 mi away | 24/7 | — |
| 6 | Trusted Heating and Cooling, LLC | 63 | 4.9★ (646) | Austin, 3 mi away | 24/7 | — |
| 7 | Green Leaf Plumbing AC, and Heating | 63 | 4.8★ (1,353) | Hutto, 5 mi away | 24/7 | — |
| 8 | Supreme Air Austin | Air Duct Cleaning | Dryer Vent Cleaning | 63 | 5.0★ (840) | Austin, 8 mi away | 24/7 | — |
| 9 | Airtron Heating & Air Conditioning | 63 | 4.8★ (1,804) | Austin, 8 mi away | 24/7 | — |
| 10 | McCullough Heating & Air Conditioning | 63 | 4.8★ (3,098) | Austin, 10 mi away | 24/7 | — |
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.
Ranked #1 because of its Google rating and trade focus: 4.8★ from 1,399 Google reviews, listed on Google as “HVAC contractor”.
Based in Austin, 13 mi away
Ranked #2 because of its Google rating and review volume: 4.8★ from 16,163 Google reviews, the most in Round Rock.
Based in Austin, 9 mi away
Ranked #3 because of its Google rating and trade focus: 4.8★ from 5,822 Google reviews, listed on Google as “Air conditioning repair service”.
Based in Round Rock
Ranked #4 because of its Google rating and trade focus: 4.8★ from 937 Google reviews, listed on Google as “HVAC contractor”.
Based in Austin, 11 mi away
Ranked #5 because of its Google rating and trade focus: 4.8★ from 5,061 Google reviews, listed on Google as “Air conditioning repair service”.
Based in Austin, 3 mi away
Ranked #6 because of its Google rating and trade focus: 4.9★ from 646 Google reviews, listed on Google as “HVAC contractor”.
Based in Hutto, 5 mi away
Ranked #7 because of its Google rating and trade focus: 4.8★ from 1,353 Google reviews, listed on Google as “HVAC contractor”.
Based in Austin, 8 mi away
Ranked #8 because of its Google rating and trade focus: 5.0★ from 840 Google reviews, listed on Google as “HVAC contractor”.
Based in Austin, 8 mi away
Ranked #9 because of its Google rating and trade focus: 4.8★ from 1,804 Google reviews, listed on Google as “HVAC contractor”.
Based in Austin, 10 mi away
Ranked #10 because of its Google rating and trade focus: 4.8★ from 3,098 Google reviews, listed on Google as “HVAC contractor”.
Based in Round Rock
Ranked #11 because of its Google rating and trade focus: 4.9★ from 2,731 Google reviews, listed on Google as “HVAC contractor”.
Based in Round Rock
Ranked #12 because of its Google rating and trade focus: 4.9★ from 238 Google reviews, listed on Google as “HVAC contractor”.
Based in Austin, 16 mi away
Ranked #13 because of its Google rating and trade focus: 4.8★ from 7,390 Google reviews, listed on Google as “HVAC contractor”.
Based in Austin, 13 mi away
Ranked #14 because of its Google rating and trade focus: 4.7★ from 5,916 Google reviews, listed on Google as “HVAC contractor”.
Based in Austin, 9 mi away
Ranked #15 because of its Google rating and trade focus: 4.7★ from 2,744 Google reviews, listed on Google as “Air conditioning repair service”.
Based in Pflugerville, 4 mi away
Ranked #16 because of its Google rating and trade focus: 5.0★ from 287 Google reviews, listed on Google as “HVAC contractor”.
Based in Round Rock
Ranked #17 because of its Google rating and trade focus: 5.0★ from 324 Google reviews, listed on Google as “HVAC contractor”.
Based in Hutto, 8 mi away
Ranked #18 because of its Google rating and trade focus: 5.0★ from 353 Google reviews, listed on Google as “HVAC contractor”.
Based in Hutto, 5 mi away
Ranked #19 because of its Google rating and trade focus: 4.7★ from 852 Google reviews, listed on Google as “HVAC contractor”.
Based in Brushy Creek, 2 mi away
Ranked #20 because of its Google rating and trade focus: 5.0★ from 146 Google reviews, listed on Google as “HVAC contractor”.
Based in Hutto, 8 mi away
Ranked #21 because of its Google rating and trade focus: 4.9★ from 1,823 Google reviews, listed on Google as “HVAC contractor”.
Based in Leander, 8 mi away
Ranked #22 because of its Google rating and trade focus: 5.0★ from 270 Google reviews, listed on Google as “HVAC contractor”.
Based in Austin, 9 mi away
Ranked #23 because of its Google rating and trade focus: 4.8★ from 738 Google reviews, listed on Google as “HVAC contractor”.
Based in Georgetown, 12 mi away
Ranked #24 because of its Google rating and trade focus: 4.9★ from 897 Google reviews, listed on Google as “HVAC contractor”.
Based in Round Rock
Ranked #25 because of its Google rating and trade focus: 5.0★ from 73 Google reviews, listed on Google as “Air conditioning contractor”.
#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 461 ranked HVAC contractors here; the rest are on their profiles.
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 |
|---|---|---|
| AC SERVICE AND HANDYMAN | 5.0★ (2) | 9 mi |
| Aerock Air Conditioning and Heating | 5.0★ (1) | In Round Rock |
| Air Temp of Austin | 3.0★ (2) | 24 mi |
| All Star Heating & AC | 5.0★ (2) | 7 mi |
| ARS / Rescue Rooter | 4.4★ (4,843) | 12 mi |
| Atx Express | 1.0★ (1) | 2 mi |
| Austin Major Air & Heat | 5.0★ (2) | 11 mi |
| CenTex Air | 5.0★ (2) | In Round Rock |
| Climate Masters Heating & Air Conditioning | 4.8★ (94) | In Round Rock |
| Cool Country Services LLC | 5.0★ (2) | 16 mi |
| Excel Aire | 5.0★ (2) | 21 mi |
| Foy's Cooling & Heating | 5.0★ (2) | 17 mi |
| garagedoorroundrocktx | In Round Rock | |
| Grande Air Solutions | 4.8★ (585) | 4 mi |
| J E Services | 5.0★ (2) | 20 mi |
| ProHVAC Round Rock AC Repair & Heating Services | In Round Rock | |
| Pros Air Conditioning Guys | 5.0★ (2) | 5 mi |
| REP airgaragedoorroundrock | In Round Rock | |
| Supernova Mechanical | 2.0★ (2) | 15 mi |
| The Cool Crew | 4.8★ (426) | 13 mi |
National price ranges in USD, not adjusted for Round Rock. 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 |
In Texas, Texas Department of Licensing and Regulation (TDLR) licenses Air conditioning and refrigeration contractor licenses (Class A and B).
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
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.
We scored 461 Round Rock 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 Round Rock 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 |