How much does AC repair cost in Mill Valley?

AC repair in the Mill Valley area typically costs $150–$650 depending on the issue. Common fixes like refrigerant recharge run $200–$400, while compressor replacement can be $800–$2,000. We provide upfront pricing before any work begins.

How quickly can you come for an AC emergency?

We offer same-day and emergency AC repair across Mill Valley, CA. During peak summer months, our typical response time is 2–4 hours for emergency calls in the Mill Valley metro area.

How much does a new AC cost in Mill Valley?

A new central AC system in the Mill Valley area typically costs $4,500–$15,000 installed, depending on home size, efficiency rating, and brand. Heat pump systems eligible for SMUD rebates can reduce your out-of-pocket cost by $1,500–$3,000.

What SMUD rebates are available for AC replacement?

SMUD currently offers up to $3,000 in rebates for qualifying heat pump installations. Additional federal tax credits of up to $2,000 may also apply for high-efficiency systems. We handle all rebate paperwork for you.

Are heat pumps worth it in Mill Valley?

Heat pumps are excellent for Mill Valley's climate. They provide efficient cooling in summer and heating in winter, and with SMUD rebates up to $3,000 plus federal tax credits up to $2,000, the payback period is typically 5–8 years.

How much do heat pumps save on energy bills?

Heat pumps can reduce heating costs by 30–50% compared to gas furnaces and cooling costs by 20–30% compared to standard AC units. SMUD customers see average annual savings of $400–$800.

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HVACMill Valley, CAUnclaimed

Petersen Plumbing Services

4.6★★★★★(66 Google reviews)

44NorCal Score· Standard

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Business Information

Address: 751 E Blithedale Ave #1403, Mill Valley, CA 94942, USAGet Directions
Phone: (415) 785-4807
Website: petersenplumbingservices.com/
Trade: HVAC
License: C-20 (Warm-Air Heating, Ventilating and Air-Conditioning)
Area: Mill Valley, CA

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Reviews

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3 Google

★★★★★Bilala month agovia Google

I’m really pleased with the service offered and very happy with the job that was done for me. Taylor is extremely knowledgeable, patient and professional. He also takes the time to explain things properly, which really gives you confidence in the work being carried out. The communication was clear and straightforward throughout, and it’s obvious he knows what he’s doing. The quality of the work was absolutely top class and completed to a very high standard. I would highly recommend Petersen Plumbing Services and would definitely use them again. Thank you!

★★★★★栾凤华a month agovia Google

Taylor came today to work on our tankless water heater. He provided excellent advice and service to address our problems. The work was completed promptly and professionally. He was straightforward and transparent. We highly recommend his services to anyone who needs plumbing services.

★★★★★Izzat Baiga month agovia Google

Excellent service! Taylor is professional and knowledgeable. The work was completed to a very high standard, with clear communication throughout. I’m really happy with the result and would definitely recommend them. I will be using this service again! Thanks

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About Petersen Plumbing Services

Petersen Plumbing Services in Mill Valley, CA has earned praise for the knowledgeable and professional work of Taylor, who customers describe as patient and thorough in explaining the details of each job. Clients highlight his clear communication, transparency, and ability to complete work—including tankless water heater repairs—promptly and to a high standard. Reviewers consistently note their confidence in the quality of service and express intent to use Petersen Plumbing Services again for future needs. Contact them directly or request a free quote through NorCal Repairs.

AI Summary — Updated July 2026

HVAC Services in Mill Valley

AC Repair$150–$65024/7 Emergency AC Replacement$4,500–$15,000 Heat Pump Installation$6,000–$18,000 Furnace Repair$125–$50024/7 Emergency Furnace Replacement$3,500–$10,000 HVAC Maintenance$89–$199 Ductwork Services$300–$5,000 Mini-Split Installation$3,000–$8,000 Thermostat Installation$150–$500 Indoor Air Quality$200–$3,000

Service Area

Petersen Plumbing Services serves Mill Valley and the surrounding areas:

Mill Valley San Rafael Novato Tiburon Corte Madera Larkspur San Anselmo

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