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How to Become a Plumber: Requirements and Job Prospects, By State

By: Michael Eugene | August 2026

Plumbing is a hands-on trade that is consistently in demand, as every building needs water and waste systems that work. It is a a stable, well-paying career that can be started without a four-year degree and earn while you train. If you are considering a plumbing career, keep reading to learn how to get started and what to expect.

What the job looks like

Plumber working

Plumbers are essential to keeping our water flowing and gas lines functioning properly in our homes and businesses. Beyond dealing with clogged drains that inevitably happen, plumbers may handle tasks such as:

  • Installing and repairing pipes and fixtures that carry water, gas, and waste while following state and local building codes
  • Installing and connecting water-reliant appliances
  • Preparing cost estimates for new installations, repairs, or maintenance tasks
  • Inspecting, testing, and troubleshooting plumbing systems.

The work ranges from new construction to emergency repairs. Plumbers can work in either residential, commercial, or industrial settings. They also can oversee or be responsible for plumbing and gas needs involved in the setup of new construction, building renovations, or other related projects.

Experienced workers often move into specialized areas like service and repair, pipefitting, fire sprinklers, or steamfitting, with some even starting their own business.

Earning potential and career growth expectations for plumbers

The U.S. Bureau of Labor Statistics reports that plumbers, pipefitters, and steamfitters earn a median annual wage of $62,970, with the top 10% earning more than $105,150. Your earning potential as a plumber will be influenced by several factors including experience, work location, specialization, and even the state in which you work. For example, according to ZipRecruiter, a plumber in Washington state may earn a median salary of $71,598 while a plumber in Montana may earn $58,022.

Your experience level and specialization can also impact your earnings. According to Salary.com, the median annual salary of plumbers in the U.S., by years of experience:

  • Entry-level (less than 2 years): $62,103
  • Intermediate (2-4 years): $62,366
  • Senior (5-8 years): $64,999
  • Senior (8+ years): $68,354

Additionally, Indeed reports similar findings with apprentice plumbers earning an average of $21.09 hourly ($43,867 yearly based on 40 hours per week for 52 weeks), journeyman plumbers earning an average of $70,128 yearly, and senior plumbers earning an average of $31.55 per hour ($65,624 annually based on 40 hours per week for 52 weeks).

Employment for plumbers is projected to grow 4% from 2024 to 2034, which is about as fast as average for all occupations, with roughly 44,000 openings each year over the decade, many created by workers who retire or change fields.

The step-by-step path to become a plumber

There are a few steps involved in becoming a plumber that allow you to gain the knowledge and experience needed to thrive in the role, including:

  1. Earn a high school diploma or equivalent.This is the typical entry-level education required to begin your career as a plumber. If you haven’t yet earned your high school diploma yet, U.S. Career Institute can help with our online high school program that you can complete at your own pace.
  2. Complete a training program and/or an apprenticeship. Most plumbers learn while on the job through a paid apprenticeship, while others attend a vocational or trade school before starting. An online program, such as the plumber certificate program offered through U.S. Career Institute, is a flexible option to build foundational knowledge and gain greater confidence as you begin your new career.
  3. Get licensed. Most states require plumbers to be licensed, typically after documented experience and a passing exam; requirements vary by state.
  4. Advance. With more experience and additional licensing, where required, plumbers can advance to master plumber and, if they choose, run their own business.

Requirements and salary expectations by state

Licensing requirements for plumbers are set at the state or local level. The table below shows median annual wages and total employment by state.* For states with no statewide license, a representative city or county was included as an example.

Electrician licensing requirements and pay by state
State Licensing Employment Median annual wages
AlabamaStatewide; the Plumbers & Gas Fitters Examining Board licenses apprentice, journeyman, and master plumbers.6,950$58,670
AlaskaStatewide; the Department of Labor (Mechanical Inspection) issues plumber certificates of fitness (trainee, journeyman).1,200$93,920
ArizonaNo statewide journeyman license; the Registrar of Contractors licenses plumbing contractors, and journeymen are licensed locally.11,810$62,070
ArkansasStatewide; the Department of Health (Plumbing & Natural Gas) licenses apprentice, journeyman, and master plumbers.3,370$48,660
CaliforniaThe Contractors State License Board issues the C-36 plumbing contractor license statewide (no state journeyman license).47,660$72,830
ColoradoStatewide; the State Plumbing Board (DORA) licenses apprentice, residential, journeyman, and master plumbers.10,080$63,240
ConnecticutStatewide; the Department of Consumer Protection licenses journeyperson (P-2) and contractor (P-1) plumbers.5,410$77,280
DelawareStatewide; the Board of Plumbing & HVACR Examiners licenses journey, master, and contractor plumbers.1,590$64,720
FloridaStatewide certified plumbing contractor license (Department of Professional and Business Regulation Construction Industry Licensing Board); journeyman licensed locally.29,260$52,910
GeorgiaStatewide; the Division of Master and Journeyman Plumbers licenses journeyman and master plumbers.8,930$57,200
HawaiiStatewide; the Board of Electricians and Plumbers licenses journey worker and master plumbers.2,500$78,060
IdahoStatewide; the State Plumbing Board (DOPL) licenses apprentice, journeyman, and master plumbers.3,090$52,380
IllinoisStatewide; the Department of Public Health licenses plumbers and apprentice plumbers (Chicago licenses separately).16,750$99,950
IndianaStatewide; the Indiana Plumbing Commission licenses apprentice, journeyman, and contractor plumbers.11,280$76,320
IowaStatewide; the Plumbing & Mechanical Systems Board (DIAL) licenses apprentice, journeyperson, and master plumbers.5,730$63,890
KansasNo statewide license; municipalities license apprentice, journeyman, and master plumbers.4,590$65,220
KentuckyStatewide; the Department of Housing, Buildings & Construction (Division of Plumbing) licenses journeyman and master plumbers.6,360$64,160
LouisianaStatewide; the State Plumbing Board of Louisiana licenses apprentice, journeyman, and master plumbers.8,360$63,680
MaineStatewide; the Plumbers' Examining Board licenses trainee, journeyman, and master plumbers.2,710$64,000
MarylandStatewide; the State Board of Plumbing licenses apprentice, journey, and master plumbers.11,420$65,400
MassachusettsStatewide; the Board of State Examiners of Plumbers and Gas Fitters licenses journeyman and master plumbers.13,460$93,880
MichiganStatewide; LARA (Bureau of Construction Codes) licenses apprentice, journeyman, master, and contractor plumbers.14,120$80,190
MinnesotaStatewide; the Department of Labor & Industry licenses journeymen and master plumbers.10,720$94,410
MississippiThe State Board of Contractors licenses plumbing contractors above set thresholds; smaller and journeyman work is local.3,360$55,480
MissouriNo statewide license; cities and counties license plumbers.8,310$66,790
MontanaStatewide; the Board of Plumbers licenses journeyman and master plumbers.1,860$79,960
NebraskaNo statewide individual license; contractors register with the Department of Labor and cities license journeyman/master plumbers.4,110$60,970
NevadaThe State Contractors Board licenses plumbing contractors (C-1); the Board of Plumbing Examiners licenses journeyman and master plumbers.5,370$61,610
New HampshireStatewide; the Mechanical Safety & Licensing Board (OPLC) licenses apprentice, journeyman, and master plumbers.1,950$66,810
New JerseyStatewide; the Board of Examiners of Master Plumbers licenses apprentice, journeyman, and master plumbers.8,750$78,240
New MexicoStatewide; the Construction Industries Division licenses journeyman plumbers (JP/MM-1); no master tier.2,830$61,440
New YorkNo statewide license; cities license plumbers (e.g., New York City licenses journeyman and master plumbers).23,210$77,490
North CarolinaThe State Board of Examiners of Plumbing, Heating & Fire Sprinkler Contractors licenses plumbing contractors; journeyman is not licensed statewide.14,510$57,080
North DakotaStatewide; the State Plumbing Board licenses apprentice, journeyman, and master plumbers.1,620$63,560
OhioThe Construction Industry Licensing Board licenses commercial plumbing contractors; journeyman/master licensing is local.16,390$63,330
OklahomaStatewide; the Construction Industries Board licenses apprentice, journeyman, and contractor plumbers.6,050$57,970
OregonStatewide; the Building Codes Division licenses journeyman plumbers and related plumbing licenses.5,370$97,050
PennsylvaniaNo statewide license; municipalities (e.g., Philadelphia, Pittsburgh) license plumbers.13,620$68,080
Rhode IslandStatewide; the Department of Labor & Training (Board of Examiners of Plumbers) licenses apprentice, journeyperson, and master plumbers.1,820$76,470
South CarolinaThe Department of Labor, Licensing & Regulation licenses plumbing contractors; journeyman is not licensed statewide.5,770$53,940
South DakotaStatewide; the State Plumbing Commission licenses apprentice, journeyman, and master plumbers.1,760$51,620
TennesseeThe Board for Licensing Contractors issues the Limited Licensed Plumber and plumbing contractor license; some counties license journeymen.9,270$58,600
TexasStatewide; the State Board of Plumbing Examiners licenses tradesman, journeyman, and master plumbers.44,090$59,840
UtahStatewide; the Division of Professional Licensing licenses apprentice, journeyman, and master plumbers.7,030$61,900
VermontStatewide; the Plumbers' Examining Board (Division of Fire Safety) licenses journeyman, master, and specialist plumbers.980$62,170
VirginiaStatewide; DPOR licenses journeyman and master plumbers and, through the Board for Contractors, plumbing contractors.13,780$60,470
WashingtonStatewide; the Department of Labor & Industries certifies journey-level (PL01) and specialty plumbers.12,470$81,030
West VirginiaStatewide; the Division of Labor licenses plumber-in-training, journeyman, and master plumbers.1,830$56,980
WisconsinStatewide; the Department of Safety & Professional Services licenses apprentice, journeyman, and master plumbers.10,210$81,210
WyomingNo statewide license; municipalities (e.g., Cheyenne) license apprentice, journeyman, and master plumbers.1,140$62,410

* Employment and median annual wage figures are from the U.S. Bureau of Labor Statistics, Occupational Employment and Wage Statistics, May 2025 state estimates (plumbers, pipefitters, and steamfitters, 47-2152), available to view in the BLS OEWS data tool or by downloading the May 2025 state data file. Data retrieved July 16, 2026.

Start your new career journey as a plumber

U.S. Career Institute offers an online, self-paced plumbing certificate program that builds the foundational knowledge to help you step into an apprenticeship or entry-level role with confidence. To learn more:

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