Millwright in California: Salary, License Requirements, and How to Start

Skilled trades

California employs 2,230 millwrights, with a statewide median of $77,950 and wide variation by city and experience. Here is the real wage data, the exact California licensing picture, and where to train.

What Millwrights Earn in California (May 2025)

California median pay: $77,950 (May 2025)
Starting range (10th percentile): $49,340
Experienced (75th percentile): $109,190
Top earners (90th percentile): $127,890
Employed in California: 2,230
U.S. median (for comparison): $65,110 (May 2024)

Wages vary substantially by metro. Median annual pay for millwrights in major California markets:

Los Angeles: $99,250 (710 employed)
Sacramento: $79,840 (100 employed)

What That Pay Is Worth in California

Prices in California run about 11% above the national average (cost-of-living index 110.7 vs a U.S. baseline of 100, 2024), so the $77,950 median is worth closer to $70,416 once higher local prices are factored in.

Job Outlook in California (2024–2034)

California is projected to hold roughly steady millwrights employment +0.0%, about in line with the +0.0% projected nationally. The state expects about 210 openings a year, counting both growth and workers who retire or move on.

California License and Certification Requirements

IAMAW Journeyman Millwright (apprenticeship credential — no state license) — regulated by the No California state license required for millwrights.

California does not require a state license for millwrights. The entry path is an IAMAW (International Association of Machinists) or UBC (United Brotherhood of Carpenters — Millwright Council) Joint Apprenticeship: 4–5 years, approximately 8,000 OJT hours, covering machinery installation, precision alignment, hydraulics, pneumatics, and rigging.
Complete millwright-specific training in blueprint reading, precision measurement (to 0.001" tolerance), welding fundamentals, and industrial bearing/coupling/gearbox maintenance. Many programs also certify in OSHA 30 and rigging.
Apply directly to manufacturing plants, paper/pulp mills, food processing facilities, power plants, and industrial contractors. Millwrights are typically dispatched through local union hiring halls for project work.

Official requirements: No California state license required for millwrights →

Training in California

Contact IAMAW District 190 (Oakland/Bay Area) or UBC Millwright Local 2236 — contact goiam.org or carpenters.org for apprenticeship application timing. Millwright work is project-based — heavy manufacturing and industrial expansion in California drives the strongest demand cycles.

Real training providers and registered apprenticeships in California include:

American River College — Certificate
Aviation Institute of Maintenance-Fremont — Certificate
Bakersfield College — Certificate / Associate
Barstow Community College — Certificate / Associate

Is This the Right Move for You?

Best for: People who like mechanical puzzles, want solid union wages, and are comfortable with industrial environments.

Think twice if: Heavy lifting, industrial noise, and working around large moving machinery sounds miserable rather than interesting.

Why it's resilient: Millwrights install and maintain industrial machinery — precision mechanical work that requires on-site problem solving in manufacturing plants and facilities.

First Steps

Contact the United Brotherhood of Carpenters (UBC) Millwright division or check local industrial union apprenticeship openings.

Frequently Asked Questions

How much do millwrights make in California?

The median wage for millwrights in California is $77,950 per year (May 2025, BLS). Entry-level pay (10th percentile) starts around $49,340, and top earners (90th percentile) make about $127,890. Pay varies by metro and years of experience.

What license or certification do you need to become a Millwright in California?

IAMAW Journeyman Millwright (apprenticeship credential — no state license), overseen by the No California state license required for millwrights. California does not require a state license for millwrights. The entry path is an IAMAW (International Association of Machinists) or UBC (United Brotherhood of Carpenters — Millwright Council) Joint Apprenticeship: 4–5 years, approximately 8,000 OJT hours, covering machinery installation, precision alignment, hydraulics, pneumatics, and rigging.

Is being a Millwright a good career in California?

Millwrights install and maintain industrial machinery — precision mechanical work that requires on-site problem solving in manufacturing plants and facilities.

Which California metros pay millwrights the most?

Among California metro areas, Los Angeles leads at $99,250, followed by Sacramento ($79,840). Local pay tracks regional demand and cost of living, so the highest-paying metro isn't always the best net move.

Where can I train to become a Millwright in California?

Real California options include American River College, Aviation Institute of Maintenance-Fremont, Bakersfield College. Most millwrights start with an accredited program, then earn the credential the state or employer requires.

Is Millwright a growing career in California?

California projects millwrights employment to change +0.0% from 2024 to 2034, with about 210 openings a year — a holding steady field in the state.

Sources and Verification

Wage data: U.S. Bureau of Labor Statistics, Occupational Employment and Wage Statistics (May 2025), California statewide and metro estimates for SOC 49-9044. Licensing summary compiled from the No California state license required for millwrights (2026-06-11). Requirements change — always confirm current rules with the board and verify program costs and outcomes before enrolling.

BLS Occupational Outlook · O*NET California wages · California licensing/certification source

Employment projections: Projections Central / BLS Employment Projections (2024–2034); Cost of living: BEA Regional Price Parities.

Pay percentiles describe current workers, not entry-level offers; training costs and local demand vary, so verify locally before committing money or quitting a job.