California plumbing guide · EN / ES
Know what plumbing should cost before you call.
Bilingual cost guides, license checks, and emergency steps for California homes and businesses.
Free AI Cost Estimator
Estimates are general ranges for informational purposes only and are not a quote, bid, or guarantee. Actual prices vary by location, access, materials, and contractor.
Licensed plumber lookup links
No pay-per-lead
Bilingual
Updated for California rules
What plumbers do
Three lanes of the trade
Technical index
Most-searched problems
Water heater
Avg. CA $2,600Clogged drain
Avg. CA $325Sewer line
Avg. CA $7,500Slab leak
Avg. CA $3,800Repipe
Avg. CA $12,000Leaking toilet
Avg. CA $550Low water pressure
Avg. CA $650Gas leak smell
Avg. CA $1,200Garbage disposal
Avg. CA $475Water softener
Avg. CA $2,200Tankless conversion
Avg. CA $5,200Earthquake shutoff valve
Avg. CA $650Water pouring in right now? Shut off the main valve, then read this.
Paid placement
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This placement is available — one licensed C-36 plumber per territory, flat fee, never per lead.
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How to check a license in 60 seconds
- 01
Ask for the CSLB license number. It must appear on ads and contracts (B&P §7030.5).
- 02
Enter it on the CSLB license lookup at cslb.ca.gov.
- 03
Confirm status is Active and the class is C-36 Plumbing.
- 04
Check the bond, workers' comp, and any complaint history.
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