10 AC Installation Contractors in Rohnert Park, CA

4.9 avg rating
1,011 total reviews1 offer 24/7 service
Need emergency service? 2 HVAC providers in Rohnert Park offer 24/7 availability

Top-Rated AC Installation Contractors in Rohnert Park

#1

Ross HVAC And Appliance Service

4.9(466 reviews)
Highly Rated

Across available reviews, technicians consistently deliver same-day diagnostic response and transparent repair recommendations. Reviewers name specific staff…

5127 Dowdell Ave, Rohnert Park, CA 94928
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#2

Enviro Heating & Air Conditioning Inc

4.9(374 reviews)
Highly Rated

363 reviewers have awarded Enviro Heating & Air a 4.9-star average, with multiple five-star reviews specifically naming technicians Jason, Cristian, Cristiano,…

175 Cascade Ct d, Rohnert Park, CA 94928
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#3

Mountain House Mechanical

5.0(73 reviews)

All 65 reviewers awarded 5 stars, with customers specifically naming technicians Tyler, Gabe, and Ryan while praising transparent pricing, fast scheduling, and…

586 Martin Ave #1, Rohnert Park, CA 94928
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All AC Installation Contractors (10 total)

Northbay Comfort Inc.

5.0(51)
24/7

All 49 reviews award 5 stars, with multiple customers specifically naming technician Luis for his diagnostic…

5701 State Farm Dr #9, Rohnert Park, CA 94928
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Baier Heating and Air Conditioning, Inc.

4.6(16)

All 16 reviews award 5 stars, with technicians named across multiple entries. Fair pricing and reasonable…

5350 Commerce Blvd, Rohnert Park, CA 94928
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Buckley Heating & Air Conditioning Inc

5.0(12)

All 12 reviews award 5 stars, with Dave mentioned by name in multiple assessments as the primary technician.…

50 Executive Ave i, Rohnert Park, CA 94928
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Volkman Heating and Air

5.0(8)

All 8 reviewers awarded 5 stars, with 4 clients specifically naming Randy as the technician who handled their…

857 Lunar Ct, Rohnert Park, CA 94928
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JMS Mechanical

4.2(6)

Four of six reviewers awarded five stars, praising competitive pricing, knowledgeable technicians, and…

538 Martin Ave # D, Rohnert Park, CA 94928
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Quality Cooling & Heating

5.0(3)

All three reviews award five stars, with clients praising the technician's communication skills, diagnostic…

1209 Cala Way #201, Rohnert Park, CA 94928
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Absolute Comfort Heating and Air Conditioning

5.0(2)

All two reviews award five-star ratings, with both clients recommending the contractor. One reviewer…

5399 Country Club Dr, Rohnert Park, CA 94928
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AC Installation Costs in Rohnert Park

New central AC installation costs in Rohnert Park, by system type and brand.

ServiceLowAverageHigh
Window unit
$138$322$644
Ductless mini-split (single zone)
$1,840$4,140$7,360
Central AC replacement (existing ducts)
$3,220$5,980$11,040
Central AC new install (with ductwork)
$6,440$11,040$18,400
Carrier (residential)
$3,496$5,704$9,660
Trane (residential)
$4,600$8,096$12,512
Lennox (residential)
$3,220$5,980$11,040
Rheem (residential)
$2,944$5,060$8,280

Prices reflect Pacific coast metro averages compiled from published industry cost guides, contractor surveys, and regional labor data. Last updated: April 2026.

AC Installation in Rohnert Park, CA: What to Expect

Rohnert Park sits in Sonoma County wine country, fifty-five miles north of San Francisco. Pacific marine air keeps summers mild with July highs averaging seventy-nine degrees and only eighteen days above ninety, but the inland position means occasional heat events push past one hundred degrees. Most older homes here lack cooling, and installation rates have climbed sharply since the 2017 Tubbs Fire prompted widespread rebuilds. Eight contractors serve the area, and together they hold a 4.9 average rating across nearly one thousand reviews for AC Installation in Rohnert Park.

Costs depend on the system homeowners choose. Window units run from one hundred thirty-eight to six hundred forty-four dollars, while a ductless mini-split for a single zone spans eighteen hundred forty to seven thousand three hundred sixty dollars. Replacing central air with existing ductwork costs between three thousand two hundred twenty and eleven thousand forty dollars. California law requires contractors to hold a C-20 Warm-Air Heating, Ventilating, and Air-Conditioning Contractor license from the state licensing board.

Reviewers consistently praise fast scheduling and transparent pricing. At Mountain House Mechanical, all sixty-five reviewers awarded five stars, with customers naming Tyler, Gabe, and Ryan for equipment recommendations tailored to their homes. Ross HVAC draws praise for same-day diagnostic response, with technicians including Dimitri and Viktor offering clear repair guidance. These patterns show Rohnert Park homeowners value technicians who communicate openly and move quickly from diagnosis to solution.

Frequently Asked Questions

New AC installation in Rohnert Park costs $138-$18,400 depending on system type. Window units run $150-$700, ductless mini-splits $2,000-$8,000 per zone, central AC replacement with existing ducts $3,500-$12,000, and full new installs with ductwork $7,000-$20,000. SEER rating, tonnage, and brand significantly affect pricing.