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Trade Career Guide

How to Become a Plumber

Plumbers install and repair the pipes, fixtures, and appliances that carry water, gas, and waste in homes and businesses, working to the IPC or UPC plumbing codes.

Median salary

$62,970

per year · BLS May 2024

Typical range

$40,670$105,150

~10th–90th percentile

Job outlook

+4%

2024–2034 · About as fast as average

Time to qualify

About 4–5 years through an apprenticeship

Step-by-step: becoming a Plumber

  1. 1

    Be at least 18 with a high school diploma or GED.

  2. 2

    Enter a plumbing apprenticeship (union or non-union) or a trade-school program.

  3. 3

    Complete roughly 8,000 hours of on-the-job training plus code classroom work.

  4. 4

    Pass your state or local Journeyman Plumber licensing exam.

  5. 5

    Apply for your journeyman license.

  6. 6

    Advance to a Master Plumber license with more experience and a further exam.

Typical entry path: Apprenticeship (4–5 years); high school diploma or equivalent; license required in most states.

Ready to pass the Journeyman Plumber exam?

The licensing exam is the gate to this career. Practice free on VoltExam with real exam-style questions and instant explanations — no signup to start.

Explore other trade careers

Salary and job-outlook figures from the U.S. Bureau of Labor Statistics (Plumbers, Pipefitters, and Steamfitters, SOC 47-2152; OEWS wages May 2024; Occupational Outlook Handbook projections 2024–2034). National medians; actual pay varies by location, employer, and experience. Verify current figures at bls.gov.