CALIFORNIA CAREER DATA PROFILE

Plumber Career Guide in California

Explore plumber salary, licensing requirements, training pathways, apprenticeships, job outlook, and career opportunities in California.

Last reviewed Reviewed by Career In Trades Editorial Team

Plumber in California Snapshot
Median Salary $68,390
Hourly Wage $32.88
Job Growth +8% (2022–2032)
License Requirements Vary

How to Become a Plumber in California

Plumbers in California install and maintain water, drainage, gas, and related piping systems across residential, commercial, industrial, and public infrastructure projects. The statewide median wage for plumbers, pipefitters, and steamfitters is $68,390 per year, and employment is projected to grow by 8% from 2022 to 2032.

Most California plumbers learn through union, employer, or contractor-sponsored apprenticeship programs that combine paid on-the-job training with classroom instruction. A plumbing apprenticeship commonly lasts about five years. Individuals seeking a C-36 Plumbing Contractor license must separately satisfy CSLB experience, examination, business, and licensing requirements.

Note: Training pathways vary by employer, program sponsor, and licensing category. Classroom education may provide useful technical preparation, but it does not automatically replace supervised work experience unless the applicable licensing authority specifically allows that credit.

Plumber Salary in California

The salary figure shown on this page represents the California median wage for plumber workers, based on U.S. Bureau of Labor Statistics occupational wage data. A median wage is the point at which half of workers earn more and half earn less. It is not a guaranteed starting salary.

Actual earnings may vary by experience, license level, metropolitan area, employer, industry, overtime, and union agreement.

California Median $68,390
Hourly Wage $32.88
National Median $62,970

Compared with the national median of $62,970, the median wage in California is approximately $5,420 higher. This comparison does not account for differences in cost of living.

OFFICIAL REGULATORY SOURCE

Licensing Authority for Plumbers in California

California Contractors State License Board (CSLB)

Official Website: https://www.cslb.ca.gov

License Types:

  • C-36 Plumbing Contractor

Authority Notes:

The California Contractors State License Board regulates plumbing contractors through the C-36 Plumbing Contractor classification. California does not issue a statewide journeyman plumber license to every plumbing employee. Individuals and businesses contracting for qualifying plumbing work must verify current experience, examination, bond, insurance, business, and renewal requirements with CSLB.

Note: Licensing rules, fees, examinations, exemptions, and renewal requirements may change. Applicants should verify current requirements directly with the authority listed above before beginning work, applying for an examination, or enrolling in a training program.

CAREER PREPARATION

Plumber Training Requirements in California

1Registered Apprenticeship
2Trade or Technical School
3Employer Training

California plumbing apprentices generally complete structured on-the-job training and related instruction covering plumbing codes, safety, blueprint reading, mathematics, pipe systems, and installation practices.

California does not require every plumbing employee to hold a statewide journeyman license. However, a worker must not independently contract for work that requires a contractor license unless the applicable CSLB requirements are satisfied.

An applicant pursuing the C-36 Plumbing Contractor classification must document qualifying plumbing experience. CSLB states that C-36 applicants generally must demonstrate four full years of plumbing work at the journey level or an accepted equivalent, with limited credit potentially available for qualifying education or apprenticeship training.

Apprenticeship Programs

Most California plumbers receive training through union or contractor-sponsored apprenticeship programs lasting approximately four to five years.

Classroom Education

Apprentices study plumbing codes, safety procedures, blueprint reading, pipe systems, and construction mathematics.

On-the-Job Experience

Hands-on field training is completed under experienced plumbers while earning a competitive wage.

Contractor Licensing

Individuals seeking to operate a plumbing business typically pursue a C-36 Plumbing Contractor license through CSLB.

EDUCATION DIRECTORY

Plumber Training Providers in California

Provider City Program Website
Los Angeles Trade-Technical College Los Angeles View Program
Orange Coast College Costa Mesa View Program
San Diego College of Continuing Education San Diego View Program
American River College Sacramento View Program

Note: Program availability, admission requirements, tuition, and credit toward licensing requirements may change. Verify current details directly with the provider and the applicable state licensing authority before enrolling. Listings are informational and do not constitute rankings or endorsements.

PAID TRAINING OPPORTUNITIES

Plumber Apprenticeship Programs in California

Plumbing Apprenticeship Program

Organization: UA Local 78

Program Website

Plumbing Apprenticeship Program

Organization: UA Local 393

Program Website

Plumbing Apprenticeship Program

Organization: UA Local 343

Program Website

STATE AND LOCAL RULES

Plumber Licensing Requirements in California

California plumbing contractors performing work valued at $1,000 or more (labor and materials combined) must hold a C-36 Plumbing Contractor license issued by the California Contractors State License Board (CSLB). Most plumbers gain experience through apprenticeships before advancing into licensed contractor roles.

California does not issue a statewide journeyman plumber license. Employees may perform plumbing work under an appropriately licensed contractor, but individuals or businesses contracting for plumbing projects that require a permit, use employee labor, or exceed the applicable statutory value threshold generally need a C-36 Plumbing Contractor license from the Contractors State License Board. Local permits and additional requirements may also apply.

EMPLOYMENT PROJECTIONS

Plumber Job Outlook in California

+8% (2022–2032) Projected Employment Growth
2022 - 2032 Projection Period
4,520 Annual Openings

California maintains strong demand for plumbers due to ongoing residential construction, commercial development, infrastructure modernization, and population growth. Employment opportunities are especially strong in Los Angeles, San Diego, the Bay Area, Sacramento, and Inland Empire regions.

California projects employment for plumbers, pipefitters, and steamfitters to grow by approximately 8% from 2022 to 2032, with about 4,520 openings per year. Projections include both new positions and openings created when workers leave the occupation.

Note: State employment projections may use a different base period from national BLS projections. Projected growth is an estimate rather than a guarantee of employment, and local demand may vary by metropolitan area, industry, construction activity, and employer investment.

CAREER QUESTIONS

Frequently Asked Questions

What is the plumber salary in California?

The statewide median wage for plumbers in California is approximately $68,390 per year, or $32.88 per hour, based on May 2024 occupational wage data. Actual earnings vary by experience, license level, location, employer, overtime, and industry.

Does California require plumber licensing?

Licensing requirements for plumber workers in California vary by work scope, license category, and jurisdiction. Applicants should verify current requirements with California Contractors State License Board (CSLB) before beginning work or applying for an examination.

How long does it take to become a plumber in California?

The time required depends on the license pathway and training program. A typical training pathway takes approximately 4–5 Years Apprenticeship, although licensing, apprenticeship, and employer requirements may differ.

Are plumbers in demand in California?

California projects plumber employment to grow by approximately 8% from 2022 to 2032, with about 4,520 openings per year. Projections include both new positions and openings created when workers leave the occupation.

DATA TRANSPARENCY

Career Data Sources

State wage, employment outlook, and licensing information is reviewed using government and official regulatory sources. Data and requirements may change after publication.

  1. May 2024 State Occupational Employment and Wage Estimates — U.S. Bureau of Labor Statistics. May 2024 State OEWS
  2. California Wages for Plumber (SOC 47-2152) — O*NET OnLine, U.S. Department of Labor. California Plumber Wages
  3. California Plumber Employment Trends — O*NET OnLine, U.S. Department of Labor. California Plumber Employment Trends
  4. California Contractors State License Board (CSLB) — Licensing authority. California Contractors State License Board (CSLB)
CAREER DISCOVERY

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STATE CAREER GUIDES

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