94/100CR Score
Ranked #1 because of its Google rating and availability: 4.9★ from 1,140 Google reviews, open 24/7.
- 4.9★ from 1,140 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 110 W Fremont St, Stockton, CA 95202
Best HVAC Contractors in Stockton, CA (2026)
144 HVAC contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Stockton: Delta Sierra Mechanical, CR Score 94/100; 4.9★ from 1,140 Google reviews; open 24/7.
- 2
Best for emergencies (open 24/7): Villara, posts 24/7 hours; ranked #2 of 144.
- 26
Most-reviewed: Loves Air, 2,337 Google reviews at 5.0★, the most of 144 ranked; ranked #26.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
144 Stockton HVAC contractors are ranked here by CR Score, from 8 published factors. 38 are open 24/7, 87 open Saturdays and 59 open Sundays, based on posted hours. The median Google rating is 4.9★ across 144 rated businesses.
Top 10 HVAC contractors in Stockton at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Delta Sierra Mechanical | 94 | 4.9★ (1,140) | Stockton | 24/7 | Overall |
| 2 | Villara | 91 | 4.9★ (1,688) | Manteca, 12 mi away | 24/7 | Emergencies |
| 3 | Climate Care Heating & Air Conditioning | 91 | 4.9★ (1,808) | Manteca, 13 mi away | 24/7 | — |
| 4 | Greener Solutions Heating & A/C | 90 | 4.9★ (1,197) | Stockton | 24/7 | — |
| 5 | Preet Heating, Cooling and Air Duct Cleaning | 90 | 5.0★ (284) | Lathrop, 10 mi away | 24/7 | — |
| 6 | All-Air Heating & Air Conditioning | 89 | 4.9★ (454) | Lodi, 12 mi away | 24/7 | — |
| 7 | ADVANCED TECH 209 INC | 89 | 4.7★ (195) | August, 3 mi away | 24/7 | — |
| 8 | DeHart Plumbing, Heating, and Air Inc. | 89 | 4.9★ (2,293) | Modesto, 23 mi away | 24/7 | — |
| 9 | Essential Mechanical HVAC | 89 | 5.0★ (35) | Manteca, 1 mi away | 24/7 | — |
| 10 | Elite Comfort Systems | 88 | 5.0★ (709) | Brentwood, 22 mi away | 24/7 | — |
The 144 best HVAC contractors in Stockton, 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.
#2 Villara
Based in Manteca, 12 mi away
91/100CR ScoreRanked #2 because of its Google rating and availability: 4.9★ from 1,688 Google reviews, open 24/7.
- 4.9★ from 1,688 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 332 E Wetmore St, Manteca, CA 95337
Based in Manteca, 13 mi away
91/100CR ScoreRanked #3 because of its Google rating and availability: 4.9★ from 1,808 Google reviews, open 24/7.
- 4.9★ from 1,808 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 570 Commerce Ct, Manteca, CA 95336
Based in Stockton
90/100CR ScoreRanked #4 because of its Google rating and availability: 4.9★ from 1,197 Google reviews, open 24/7.
- 4.9★ from 1,197 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 1818 W Fremont St, Stockton, CA 95203
Based in Lathrop, 10 mi away
90/100CR ScoreRanked #5 because of its Google rating and availability: 5.0★ from 284 Google reviews, open 24/7.
- 5.0★ from 284 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
Based in Lodi, 12 mi away
89/100CR ScoreRanked #6 because of its Google rating and availability: 4.9★ from 454 Google reviews, open 24/7.
- 4.9★ from 454 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 248 Commerce St b, Lodi, CA 95240
Based in August, 3 mi away
89/100CR ScoreRanked #7 because of its Google rating and availability: 4.7★ from 195 Google reviews, open 24/7.
- 4.7★ from 195 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 1622 N Broadway Ave, August, CA 95205
Based in Modesto, 23 mi away
89/100CR ScoreRanked #8 because of its Google rating and availability: 4.9★ from 2,293 Google reviews, open 24/7.
- 4.9★ from 2,293 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 311 Bitritto Wy, Modesto, CA 95356
Based in Manteca, 1 mi away
89/100CR ScoreRanked #9 because of its Google rating and availability: 5.0★ from 35 Google reviews, open 24/7.
- 5.0★ from 35 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
Based in Brentwood, 22 mi away
88/100CR ScoreRanked #10 because of its Google rating and availability: 5.0★ from 709 Google reviews, open 24/7.
- 5.0★ from 709 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 570 Valdry Ct C3, Brentwood, CA 94513
Based in Manteca, 5 mi away
88/100CR ScoreRanked #11 because of its Google rating and availability: 4.7★ from 157 Google reviews, open 24/7.
- 4.7★ from 157 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
Based in Stockton
87/100CR ScoreRanked #12 because of its Google rating and trade focus: 4.7★ from 304 Google reviews, listed on Google as “HVAC contractor”.
- 4.7★ from 304 Google reviews
- Hours
- Mon–Fri 7 AM–7 PM · Sat–Sun 9 AM–5 PM
- Address
- 4067 Calloway Ct, Stockton, CA 95215
Based in Lathrop, 11 mi away
87/100CR ScoreRanked #13 because of its Google rating and trade focus: 4.9★ from 596 Google reviews, listed on Google as “Heating contractor”.
- 4.9★ from 596 Google reviews
- Hours
- Mon–Fri 7 AM–6:30 PM · Sat 7:30 AM–6 PM · Sun 8:30 AM–6 PM
- Address
- 17612 Murphy Pkwy, Lathrop, CA 95330
Based in Stockton
86/100CR ScoreRanked #14 because of its Google rating and trade focus: 4.6★ from 383 Google reviews, listed on Google as “HVAC contractor”.
- 4.6★ from 383 Google reviews
- Hours
- Mon–Fri 8 AM–5 PM · Sat–Sun 8 AM–3:30 PM
- Address
- 4007 N Wilson Way, Stockton, CA 95205
Based in Lodi, 12 mi away
86/100CR ScoreRanked #15 because of its Google rating and availability: 5.0★ from 49 Google reviews, open 24/7.
- 5.0★ from 49 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 32 Houston Ln, Lodi, CA 95240
Based in Manteca, 12 mi away
86/100CR ScoreRanked #16 because of its Google rating and availability: 4.6★ from 253 Google reviews, open 24/7.
- 4.6★ from 253 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 787 Cottage Ave, Manteca, CA 95336
Based in Stockton
86/100CR ScoreRanked #17 because of its Google rating and availability: 4.3★ from 23 Google reviews, open 24/7.
- 4.3★ from 23 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 931 Avalon Dr, Stockton, CA 95215
Based in Manteca, 12 mi away
86/100CR ScoreRanked #18 because of its Google rating and trade focus: 4.9★ from 462 Google reviews, listed on Google as “HVAC contractor”.
- 4.9★ from 462 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 17637 S Austin Rd, Manteca, CA 95336
#19 Semper Solaris
Based in Manteca, 15 mi away
86/100CR ScoreRanked #19 because of its Google rating and trade focus: 4.9★ from 542 Google reviews, listed on Google as “HVAC contractor”.
- 4.9★ from 542 Google reviews
- Hours
- Mon–Sat 7 AM–12 AM · Sun 9 AM–12 AM
- Address
- 3025 Palm Ave Suite 101, Manteca, CA 95337
Based in Lathrop, 7 mi away
85/100CR ScoreRanked #20 because of its Google rating and availability: 5.0★ from 12 Google reviews, open 24/7.
- 5.0★ from 12 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 11550 S Harlan Rd space 4, Lathrop, CA 95330
Based in Tracy, 17 mi away
85/100CR ScoreRanked #21 because of its Google rating and availability: 5.0★ from 47 Google reviews, open 24/7.
- 5.0★ from 47 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 902 N Central Ave Suite 220, Tracy, CA 95376
Based in Stockton
85/100CR ScoreRanked #22 because of its Google rating and availability: 5.0★ from 6 Google reviews, open 24/7.
- 5.0★ from 6 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 4336 Pock Ln #100, Stockton, CA 95206
Based in Lathrop, 10 mi away
85/100CR ScoreRanked #23 because of its Google rating and availability: 4.8★ from 20 Google reviews, open 24/7.
- 4.8★ from 20 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
Based in Galt, 11 mi away
85/100CR ScoreRanked #24 because of its Google rating and availability: 4.6★ from 37 Google reviews, open 24/7.
- 4.6★ from 37 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
Based in Galt, 20 mi away
84/100CR ScoreRanked #25 because of its Google rating and availability: 4.9★ from 74 Google reviews, open 24/7.
- 4.9★ from 74 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 420 Civic Dr, Galt, CA 95632
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 144 ranked HVAC contractors here; the rest are on their profiles.
Also serving Stockton
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 Repair Brentwood | 4.7★ (3) | 25 mi |
| Airteks HVAC Services | 5.0★ (2) | 5 mi |
| Alco Mechanical | In Stockton | |
| Bay Area Comfort Garage Hvac | 5.0★ (2) | 22 mi |
| Discount Plumbing | 4.5★ (58) | 22 mi |
| Fabian’s Maintenance | 5.0★ (2) | 9 mi |
| General HVAC Contractors Oakdale CA | 5.0★ (2) | 23 mi |
| HVAC Repair | 5.0★ (1) | 12 mi |
| HVACR Medic | 5.0★ (2) | 10 mi |
| JB Air | 4.7★ (228) | In Stockton |
| JMS Heating & Cooling | In Stockton | |
| One Hour Heating & Air Conditioning | 2.0★ (1) | 11 mi |
| Prestige Heating and Cooling | 5.0★ (21) | 24 mi |
| Prime HVAC Oakley Solutions | 5.0★ (15) | 22 mi |
| Pure HVAC Repair Service Inc | 5.0★ (1) | 9 mi |
| Sears Roofing | 4.0★ (1) | 12 mi |
| TDM HVAC | 5.0★ (14) | 18 mi |
| Tokay Heating & Air Conditioning Repair | 5.0★ (967) | 13 mi |
| Top Rank Heating and Air Conditioning Inc. | 5.0★ (2) | 22 mi |
| Western Refrigeration | 5.0★ (1) | In Stockton |
How much do HVAC contractors cost in Stockton?
National price ranges in USD, not adjusted for Stockton. 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 California
In California, Contractors State License Board (CSLB) licenses C-20 Warm-Air Heating, Ventilating and Air-Conditioning contractor license.
Jobs of $1,000 or more in labor and materials (from January 1, 2025).
- Search the business name or license number on the Contractors State License Board (CSLB) 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 California
California's HVAC demand peaks during summer heat waves and the first cold snaps. Spring and fall are the easiest times to book maintenance.
How we ranked Stockton HVAC contractors
We scored 144 Stockton 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 Stockton 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 Stockton: frequently asked questions
Who is the best HVAC contractor in Stockton?
By CR Score, the highest-ranked HVAC contractor in Stockton, CA is Delta Sierra Mechanical with a CR Score of 94/100. It has 4.9★ from 1,140 Google reviews. It is open 24/7. Villara (#2) and Climate Care Heating & Air Conditioning (#3) follow. We ranked 144 HVAC contractors on 8 factors, last updated October 22, 2026.
How many HVAC contractors are there in Stockton?
ContractorsRanked ranks 144 HVAC contractors serving Stockton, CA. 8 of them are based in Stockton; 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 Stockton are open 24/7?
38 ranked HVAC contractors in Stockton post 24/7 hours. The highest-ranked are Delta Sierra Mechanical (#1), Villara (#2) and Climate Care Heating & Air Conditioning (#3). Hours come from each business's Google listing as of October 2026, so call to confirm.
Which HVAC contractors in Stockton work on weekends?
87 of 144 ranked HVAC contractors post Saturday hours and 59 post Sunday hours. The highest-ranked open Saturdays are Delta Sierra Mechanical (#1), Villara (#2) and Climate Care Heating & Air Conditioning (#3). Posted hours are office hours; crews may book weekend jobs separately.
How do I check an HVAC contractor's license in California?
In California, Contractors State License Board (CSLB) handles licensing and covers C-20 Warm-Air Heating, Ventilating and Air-Conditioning contractor license. Search the business or license number at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/CheckLicense.aspx. Jobs of $1,000 or more in labor and materials (from January 1, 2025).
How much does ac replacement cost in Stockton?
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 Stockton. Prices were last checked October 2026. Get at least two written quotes before you hire.
What Google rating do Stockton HVAC contractors have?
The median Google rating among 144 rated HVAC contractors in Stockton is 4.9★, with a median of 26 reviews. Loves Air has the most, 2,337 reviews, and ranks #26. 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 Stockton?
California's HVAC demand peaks during summer heat waves and the first cold snaps. Spring and fall are the easiest times to book maintenance.
Update log for Stockton
- October 2026: CR Scores recalculated for 144 hvac contractors serving Stockton.
- October 2026: 2 duplicate listings merged.
More HVAC contractors and Stockton pages
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Other trades in Stockton
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- Window installers in Stockton121 ranked
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