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Backflow Testing Prices by Service Area

Rates may vary depending on your location, some cities require tags, permits, and certifications. Check your city below for accurate pricing.

Monterey County
Salinas – $120

Monterey – $150

Carmel Valley – $150

Seaside – $135

King City – $120

Greenfield – $120

Soledad – $120

Marina – $135

Castroville – $150

Santa Clara County
Morgan Hill – $150

Gilroy – $150

Los Gatos – $175

Sunnyvale – $175

Milpitas – $175

Mountain View – $175

Cupertino – $175

San Mateo County
& San Francisco
​​San Mateo – $200

Burlingame – $200

Daly City – $200

Menlo Park – $200

Half Moon Bay – $200

San Francisco – $400 (minimum)

2+ devices – $250 each

Santa Cruz County
Santa Cruz – $150

Capitola – $150

Aptos – $150

Soquel – $150

San Benito County

Hollister – $150

San Luis Obispo
San Luis Obispo – $150

Paso Robles – $120

Atascadero – $120

Templeton – $120

Please Note: 

Backflow Installations: Prices vary depending on the device size, and specific site conditions. Some locations may require special tools, and shop prices may change over time. Adding an anti-theft or protection device also increase the cost.

Backflow Repairs & Replacements: Pricing depends on the device model and the complexity of the job. 

Want an exact quote? Contact us for personalized pricing that fits your needs.

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