How to Become a Plumber in California
Current state wage benchmarks, the licensing structure you actually need to check, and a practical entry path that starts with official apprenticeship and government resources.
What plumbers earn in California
The May 2025 state wage distribution shows a median of $72,830. That is 14% above the U.S. median of $63,800. These figures describe wage-and-salary workers in the occupation; apprentice and starting pay can be lower, while union, metro, specialty and overtime pay can be higher.
Source: U.S. Bureau of Labor Statistics 2025 wage data as presented by O*NET OnLine. State wage data is separate from the national 2025–35 growth/openings outlook shown above.
View official wage table ↗A practical way to start in California
Licensing rules are not the same as a training plan. Use this sequence to avoid paying for a program before you know whether it connects to the credential or employer path you need.
Search California DAS for plumbing and pipe-trades apprenticeship programs.
Compare union and non-union earn-while-you-learn routes in your region.
Accumulate supervised field experience and related instruction.
If you plan to contract independently later, review CSLB's C-36 contractor requirements.
Plumber in California: FAQ
What is the median plumbing wage in California?
The May 2025 BLS wage data reported through O*NET OnLine shows a California median of $72,830 for plumbers, pipefitters and steamfitters.
Is a California C-36 license the same as a plumber employee license?
No. C-36 is a contractor classification. Entry and journey-level employment requirements can differ from the rules for independently contracting for plumbing work.
Is apprenticeship a good entry path?
Yes. Plumbing is a classic earn-while-you-learn occupation, and California DAS lists registered programs and training standards.
Not sure Plumber is your best fit?
Compare it with other trades using your skills, pay goals and state.