Heating & Air Conditioning in Walnut Creek, CA
Heating and cooling for Walnut Creek homes and businesses
Blue Star Heating & Air is an Antioch-based HVAC contractor serving homes and businesses in Walnut Creek. We repair, replace and maintain air conditioners, furnaces and heat pumps, and we replace ductwork. Tell us what your system is doing and we'll set up a visit.

- From our Antioch shop
- About 25 miles southwest
- ZIP codes
- 94595, 94596, 94597, 94598
- Power
- PG&E delivery, MCE generation
- Permits
- City of Walnut Creek Community Development Dept., Building Division
Serving Walnut Creek
We serve every part of Walnut Creek, including Rossmoor, Northgate, Tice Valley and Rancho San Miguel - it's about 25 miles southwest via SR-4, SR-242 and I-680 from our Antioch shop. Walnut Creek mixes detached homes in Northgate and Tice Valley with Rossmoor's co-ops and downtown condos, and its hot summers and cold winter nights put heating and cooling to work.
Main roads
- I-680
- SR-24
- Ygnacio Valley Rd
- N. Main St
- Iron Horse Trail
- Contra Costa Canal Trail
Around Walnut Creek
- Broadway Plaza
- Lesher Center for the Arts
- Heather Farm Park
- Civic Park
- Lindsay Wildlife Museum
- Ruth Bancroft Garden
- Shadelands Ranch Museum
- Boundary Oak Golf Course; Shell Ridge
- Lime Ridge
- Acalanes and Sugarloaf open spaces; Mount Diablo State Park access; Walnut Creek BART
Other services in Walnut Creek
All servicesFor businesses
Questions before you call
Do you serve all of Walnut Creek?
Yes. We serve all of Walnut Creek, including Rossmoor, Northgate, Tice Valley and Rancho San Miguel. Call with your address and we'll confirm the first available appointment.
Do you work on both homes and businesses in Walnut Creek?
Yes. Along with residential AC and heating, we repair, replace and maintain commercial systems such as rooftop package units and split systems for offices, shops, restaurants and apartment buildings.
What should I have ready when I call?
Your address, the type of system (central AC, gas furnace, heat pump or package unit), roughly how old it is, and what it's doing - noises, smells, error codes or no air at all. That helps us bring the right parts.
