❄️ Official Rankings
10 Best HVAC in La Jolla, CA (September 2026)
We compared 10 hvac serving La Jolla and San Diego County, California, and ranked the top providers by verified reviews, ratings, and local reputation — 6,172 customer reviews in all.
The 10 listed below hold an average rating of 4.9 out of 5, led by United Plumbing Heating Air & Electric. Updated for September 2026.
- HVAC ranked
- 10
- Average rating
- 4.9★
- Reviews analyzed
- 6,172
- Area codes
- 858, 619
United Plumbing Heating Air & Electric
⭐ 4.9 · 1765 reviews
6767 Nancy Ridge Dr Unit C, San Diego, CA 92121
Guthrie & Sons Heating, Air and Solar
⭐ 4.9 · 1653 reviews
8248 Ronson Rd, San Diego, CA 92111
Stable Temp HVAC
⭐ 4.9 · 367 reviews
4901 Morena Blvd Ste 319, San Diego, CA 92117
Ace Appliance Repair & Service
⭐ 4.9 · 192 reviews
888 Prospect St Ste 287, La Jolla, CA 92037
Blue Diamond Heating and Air
⭐ 4.9 · 119 reviews
1110 Tourmaline St, San Diego, CA 92109
Action Air Conditioning & Heating
⭐ 4.8 · 393 reviews
6339 Nancy Ridge Dr #102, San Diego, CA 92121
AG Air Enterprises - AC Repair & Installation
⭐ 5.0 · 38 reviews
5340 Toscana Way, San Diego, CA 92122
One Hour Heating & Air Conditioning
⭐ 5.0 · 12 reviews
5177 Pacifica Dr, San Diego, CA 92109
HVAC listed here serve La Jolla, San Diego County, and nearby ZIP codes including 92037, 92038, 92039, 92092, 92093.