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Plumbing Workforce Statistics: Jobs, Shortages, and Apprenticeship Benchmarks for 2026

Published October 21, 2026 • 24 min read
The Bottom Line for Busy Plumbers
  • The labor market is bigger than net growth: BLS projects 44,000 openings per year even though net employment is forecast to grow 4% from 2024 to 2034.
  • The pipeline takes years: a plumbing apprenticeship commonly runs four to five years and includes about 2,000 hours of paid job training per year.
  • Local shops need a bench, not one job ad: recruiting, documented training, license tracking, mentor capacity, retention, and steady booked work all belong in the same workforce plan.

A plumbing owner can have three trucks ready, a clean dispatch board, and enough demand to fill the week, then get stopped by one hard fact: there is nobody qualified to put in the driver seat. Labor is not a side issue. It controls how many calls you can take, which jobs you can sell, how far crews can drive, and whether the company can grow without burning out the people already carrying it.

This U.S.-focused guide organizes 82 numbered plumbing workforce statistics and benchmarks. It centers employment, openings, replacement demand, skilled-worker shortages, apprenticeships, licensing, union and nonunion routes, demographics, and employer decisions. Pay appears only where it helps explain labor supply and retention. For deeper compensation and owner-income data, use the separate plumber salary and business income statistics reference.

504,500
plumber, pipefitter and steamfitter jobs in 2024
44,000
average openings projected each year
4%
projected employment growth, 2024 to 2034
4–5 yrs
typical plumbing apprenticeship length
Key Takeaways
  • BLS counted 504,500 jobs for plumbers, pipefitters and steamfitters in 2024 (BLS Occupational Outlook Handbook).
  • Employment is projected to rise 4% through 2034, adding 22,700 net jobs (BLS).
  • BLS projects about 44,000 openings per year, with many openings tied to workers leaving the occupation or labor force, not only growth.
  • Plumbing, heating and air-conditioning contractors employ 66% of the occupation, while 8% are self-employed (BLS).
  • Typical apprenticeships last four to five years and provide about 2,000 paid on-the-job hours per year.
  • The PHCC four-year curriculum is designed around 576 classroom hours and 8,000 hours of on-the-job learning (PHCC Educational Foundation).
  • Registered Apprenticeship reported more than 679,000 active apprentices in fiscal 2024 across all occupations (ApprenticeshipUSA).
  • Associated Builders and Contractors estimated construction needed 439,000 additional workers in 2025 and 499,000 in 2026 beyond normal hiring (ABC).
  • Most states require plumbers to be licensed, but experience hours, exams and scope rules differ by state and sometimes by city.
  • The national median was $62,970 in May 2024, while the highest 10% earned more than $105,150. Shops chasing experienced talent need pricebook capacity to carry it.

1. Plumbing jobs, growth, and opening statistics

The headline growth rate is only one part of the hiring picture. A local company feels total openings. Those include new positions plus seats that open when experienced people change occupations or leave the labor force.

U.S. plumbing workforce baseline with 504,500 jobs, 4 percent growth, 22,700 net new jobs and 44,000 annual openings
Net job growth and annual openings answer different questions. Owners should use openings to judge recruiting pressure and growth to judge the direction of demand.
#Workforce benchmarkValueSourceMeaning
1Occupation employment504,500 jobsBLS OOHPlumbers, pipefitters and steamfitters, 2024
2Projected employment527,200 jobsBLS OOH2034 projection
3Projected growth rate4%BLS OOH2024 to 2034
4Projected net employment change22,700 jobsBLS OOHGrowth, not all hiring
5Average annual openings44,000BLS OOHDecade average
6Typical entry educationHigh school diploma or equivalentBLS OOHCommon entry baseline
7Related prior work experienceNone typically requiredBLS OOHTraining occurs after entry
8Typical training routeApprenticeshipBLS OOHPaid work plus instruction
44,000
projected openings each year means recruiting cannot wait for a resignation letter. Keep schools, helpers, apprentices, journeymen and former applicants in one working pipeline.
BLS employment projections, 2024 to 2034

2. Where plumbers work and when the work happens

Contractors employ most of the trade, but they do not own the whole labor pool. Government, heavy construction, manufacturing, unions, industrial employers and self-employment all compete for people with overlapping skills.

Employment shares for plumbers showing 66 percent with plumbing heating and air-conditioning contractors, 8 percent self-employed, 4 percent heavy civil and 3 percent government
A service company is recruiting from a labor market that includes commercial, industrial, public-sector and self-employed alternatives.
#Employment or work-condition benchmarkValueSourceEmployer implication
9Plumbing, heating and air-conditioning contractors66% of jobsBLS OOHLargest employer group
10Self-employed workers8% of jobsBLS OOHSome experienced workers choose independence
11Heavy and civil engineering construction4% of jobsBLS OOHInfrastructure competes for skill
12Government employment3% of jobsBLS OOHPublic jobs can offer a different package
13Typical scheduleMost work full timeBLS OOHStaffing capacity is measured in full weeks
14Evening and weekend workCommonBLS OOHScheduling affects retention
15Emergency availabilityOn-call work may be requiredBLS OOHRotate the burden clearly
16Common injury exposuresCuts, falls and burnsBLS OOHSafety protects capacity
Share of occupation employment, 2024
PHAC contractors
66%
Self-employed
8%
Heavy/civil
4%
Government
3%

3. Plumber apprenticeship duration and training benchmarks

An apprenticeship is not cheap labor with a textbook taped to the dashboard. It is a long production system. The shop must supply supervised hours, increasing responsibility, technical instruction, safe habits, records and a clear route toward examination and licensure.

Plumber apprenticeship pathway showing education, four to five years, about 2,000 paid training hours annually, technical instruction and licensing
The exact route changes by program and jurisdiction. The common thread is paid work, related instruction, documented progress and increasing competence.
#Apprenticeship benchmarkValueSourceScope
17Typical plumbing apprenticeship4 to 5 yearsBLS OOHOccupation-wide description
18Paid on-the-job trainingAbout 2,000 hours each yearBLS OOHTypical annual pace
19PHCC curriculum duration4 yearsPHCC Educational FoundationIndustry curriculum
20PHCC related classroom instruction576 hoursPHCC Educational FoundationFull curriculum
21PHCC on-the-job learning8,000 hoursPHCC Educational FoundationFull curriculum target
22PHCC classroom pace144 hours per yearPHCC Educational FoundationFour-year structure
23United Association apprenticeship5 yearsUnited AssociationUnion pathway
24UA apprentice trainingUp to 10,000 hoursUnited AssociationClassroom and job learning
25UA training networkMore than 300 facilitiesUnited AssociationUnited States and Canada
26Technical instruction topicsSafety, codes, blueprint reading and mathBLS OOHTypical curriculum areas

In the real world, mentor capacity is the choke point. One strong journeyman cannot train an unlimited number of helpers while running service, protecting quality, documenting hours and keeping callbacks off the board. Build apprentice intake around the number of people who can actually teach.

4. Registered Apprenticeship system benchmarks

National Registered Apprenticeship totals cover many occupations, not plumbing alone. They still show the size, operating model and measured outcomes of the system that plumbing programs use.

#Registered Apprenticeship benchmarkValueSourceContext
27Active apprenticesMore than 679,000ApprenticeshipUSAFiscal 2024, all occupations
28New apprenticesMore than 280,000ApprenticeshipUSAFiscal 2024 entries
29Program completersMore than 94,000ApprenticeshipUSAFiscal 2024
30Active Registered Apprenticeship programsMore than 27,000ApprenticeshipUSANational system
31New programsMore than 3,000ApprenticeshipUSAFiscal 2024
32Employment after completion90%ApprenticeshipUSANational program outcome
33Average annual salary after completion$80,000ApprenticeshipUSAAcross registered programs
34Lifetime earnings advantageMore than $300,000ApprenticeshipUSACompared with peers
35Employer return$1.44 per $1 investedApprenticeshipUSAPublished program estimate
36CredentialNationally recognized and portableU.S. Department of LaborRegistered program feature
Entry
Paid
job plus structured learning
→
Completion
90%
employment rate reported nationally

5. Plumbing and construction worker-shortage statistics

There is no single official count of “missing plumbers.” BLS measures employment and openings. Contractor groups model extra construction labor demand. Surveys report hiring friction. Industry publishers aggregate plumbing-specific claims. Read each number by its definition instead of stacking them into one scary headline.

#Shortage signalValueSourceDefinition warning
37Additional construction workers needed439,000Associated Builders and Contractors2025 model, beyond normal hiring
38Additional construction workers needed499,000ABC2026 model forecast
39Contractors struggling to fill hourly craft roles94%Associated General Contractors2024 contractor survey
40Firms reporting candidates lack needed skills62%AGCReason positions stay open
41Firms reporting candidate no-shows45%AGCHiring-process friction
42Firms reporting drug or background failures41%AGCApplicant screening issue
43Projects delayed by worker shortages54%AGCSurveyed construction firms
44Firms increasing base pay80%AGCResponse to hiring pressure
45Plumbing labor-shortage figure cited by industry roundup55%ServiceTitanSecondary industry compilation
46Projected plumber shortage cited for 2027550,000ServiceTitanNot a BLS employment projection
Definition first
A projected opening, an unfilled vacancy and a modeled shortage are not interchangeable. Use the source definition before making a hiring or expansion decision.
BLS, ABC and AGC use different measures

6. Plumbing workforce age and gender benchmarks

The demographic picture explains why recruiting only from the same old circle is a weak plan. The current trade remains heavily male, while the apprentice share reported for women is higher than the share in the established occupation. That is a pipeline signal, not proof that the gap has already closed.

#Demographic benchmarkValueSourceUse
47Average age of male plumbers41ServiceTitan industry compilationSuccession context
48Average age of female plumbers40ServiceTitan industry compilationWorkforce age context
49Women as a share of plumbersAbout 2.5%ServiceTitan industry compilationOccupation representation
50Women as a share of plumber apprentices13%ServiceTitan industry compilationPipeline representation
51Federal construction participation goal for women6.9%U.S. Department of Labor OFCCPUtilization goal, not a quota
52Federal apprenticeship minority utilizationBased on local labor area29 CFR Part 30Registered program equal-opportunity framework
Representation benchmark, reported share
Apprentices
13%
Occupation
2.5%

Recruiting wider only works if the shop can keep people. Clear job expectations, properly sized PPE, safe facilities, fair dispatch, documented raises, respectful crews and a real complaint path matter after the application lands.

7. State and local plumber licensing benchmarks

“Licensed plumber” does not mean the same thing everywhere. Some states set statewide experience and exam rules. Some cities control the license. Specialty scopes can have different hour requirements. Always verify the authority where the work is performed.

#Jurisdiction benchmarkValueSourceScope
53Texas Tradesman Plumber-Limited experience4,000 hoursTexas State Board of Plumbing ExaminersSupervised plumbing work
54Texas Tradesman training course24 hoursTSBPEBoard-approved course
55Texas Journeyman experience8,000 hoursTSBPESupervised plumbing work
56Texas Journeyman training course48 hoursTSBPEBoard-approved course
57California qualifying experience4 yearsCalifornia CSLBJourney-level or higher
58California experience lookbackWithin the prior 10 yearsCalifornia CSLBContractor exam qualification
59California contractor license bond$25,000California CSLBBond requirement
60Washington journey-level plumber training8,000 hoursWashington L&ICertification route
61Washington commercial or industrial minimum4,000 hoursWashington L&IPart of journey-level hours
62Washington residential plumber training6,000 hoursWashington L&ISpecialty certification route
63New York City master plumber experience route7 yearsNYC Department of BuildingsExperience under licensed supervision
64NYC registered journeyman componentAt least 2 yearsNYC Department of BuildingsOne qualification route

For an employer, the practical move is a license matrix by employee and jurisdiction. Track registration, approved hours, school progress, exam eligibility, renewals and the work each credential can legally supervise. A spreadsheet nobody updates is not a system. It is office wallpaper.

8. Union, nonunion, and independent plumbing pathways

The trade has more than one route. Union programs combine signatory employers, joint training and collectively bargained conditions. Nonunion programs can be employer-sponsored, association-based or registered through another sponsor. Experienced plumbers may also become self-employed.

#Pathway benchmarkValueSourceInterpretation
65Construction workers who were union members10.3%BLS Union Members2024 industry average, not plumbing only
66Construction workers represented by unions11.0%BLS Union MembersMembers plus represented nonmembers
67UA apprenticeship duration5 yearsUnited AssociationUnion route
68PHCC apprenticeship curriculum4 yearsPHCC Educational FoundationContractor-association route
69Self-employed occupation share8%BLS OOHIndependent route
70Registered Apprenticeship sponsor typesEmployers, associations, unions and joint committeesU.S. Department of LaborPrograms can use different sponsors

No single route is automatically best for every worker or company. Compare the actual package: supervision, classroom quality, wage progression, benefits, travel, work mix, credential portability, completion support and the amount of work available.

9. Pay benchmarks that explain workforce supply

This is not another salary roundup. These numbers belong here because the labor pipeline does not operate outside the pricebook. A company asking for licensed skill, emergency availability and clean customer service has to carry the compensation and productive hours that make the job sustainable.

Plumbing talent pay ladder with national median, hourly median, top and bottom deciles, and major employer-sector wages
National wages are a planning baseline. Local license level, union agreement, specialty, service mix, overtime, benefits and cost of living can move the real offer.
#Compensation benchmarkValueSourceWorkforce use
71Median annual pay$62,970BLS, May 2024National baseline
72Median hourly pay$30.27BLS, May 2024Hourly baseline
73Lowest 10% annual payLess than $40,670BLS, May 2024Lower end of occupation
74Highest 10% annual payMore than $105,150BLS, May 2024Experienced-talent pressure
75Government and hospital median$69,160BLS, May 2024Competing employer sector
76Heavy and civil engineering median$62,770BLS, May 2024Infrastructure comparison
77PHAC contractor median$62,670BLS, May 2024Closest local-contractor comparison
78Manufacturing median$61,620BLS, May 2024Industrial comparison

Pay is not the only retention lever, but weak pay cannot be repaired with a pizza lunch and a motivational poster. Pair compensation with fair dispatch, usable trucks, maintained tools, predictable on-call rotation, training, clear advancement, safe work and enough qualified calls to keep hours steady.

10. Workforce benchmarks plumbing owners should track

National data tells you how hard the market may be. Your own operating numbers tell you where the leak is. A company that cannot separate recruiting, training, licensing, retention and demand will keep treating every staffing problem like a job-board problem.

Plumbing owner workforce scorecard for recruiting, training, retention, licensing and capacity planning
The useful scorecard connects people to production. Track the bench before adding trucks, widening the service area or buying more leads than the crew can run.
#Owner-side benchmarkValue or cadenceSourceAction
79Fatal construction work injuries1,075OSHA Commonly Used Statistics2023 national construction safety context
80Fatal construction falls to a lower level421OSHA Commonly Used StatisticsMake fall prevention part of capacity planning
81Licensing coverageMost states require a licenseCareerOneStop License FinderVerify each jurisdiction and scope
82Fatal construction struck-by incidents96OSHA Commonly Used StatisticsReinforce vehicle, material and tool controls

Recruiting

Track applicants by source, license level, service experience, response time, interview attendance and accepted offers.

Training

Track apprentice hours, classroom progress, mentor load, skills signed off, callbacks and exam readiness.

Licensing

Track registrations, approved experience, exams, renewals, continuing education and legal scope by service area.

Retention

Track tenure, overtime, on-call burden, pay progression, unplanned absences, safety events and exit reasons.

Capacity

Track booked calls per qualified tech, drive time, callback load, unfilled slots, after-hours demand and work turned away.

Demand

Track which service pages and local searches create jobs your current and future crew can actually perform.

A labor plan and a demand plan should meet in the same room. If you are building apprentice capacity, publish career information and show the work honestly. If you have qualified people but quiet routes, strengthen your plumbing SEO, service-area visibility and calls-to-booked-jobs tracking. Do not buy a flood of leads for work nobody can run.

11. Summary reference for all 82 benchmarks

RowsCategoryPrimary useMain sources
1–8Jobs and outlookRecruiting demandBLS employment projections
9–16Employment mix and work conditionsOffer and schedule designBLS Occupational Outlook Handbook
17–26Plumbing apprenticeshipTraining capacityBLS, PHCC, United Association
27–36Registered ApprenticeshipProgram design and outcomesApprenticeshipUSA, U.S. DOL
37–46Worker-shortage signalsScenario planningABC, AGC, ServiceTitan
47–52DemographicsPipeline reach and retentionIndustry compilation, DOL, federal regulations
53–64Licensing differencesCompliance and advancementTexas, California, Washington, New York City
65–70Union and nonunion routesPathway comparisonBLS, UA, PHCC, DOL
71–78Pay and labor supplyRetention and pricebook planningBLS wage data
79–82Owner scorecardSafety, licensing and local operating decisionsOSHA, CareerOneStop

Methodology and source notes

This article was published October 21, 2026. The total counts the 82 numbered rows once. Hero cards, charts, takeaways, figure labels and FAQ answers repeat selected benchmarks for navigation and interpretation but do not increase the count.

Government and first-party program pages received priority. BLS combines plumbers, pipefitters and steamfitters under one occupation, so national employment and wage figures are not service-plumber-only counts. Registered Apprenticeship totals include all occupations. Construction shortage models cover more than plumbing. Survey percentages describe respondents, not every contractor. Plumbing-specific demographic and shortage claims from an industry roundup are labeled as secondary compilation data.

Licensing examples are snapshots, not legal advice. Rules can change and may depend on scope, municipality, reciprocity, education, military credit or the date hours were earned. Verify the current board, department, adopted code and program sponsor before hiring, assigning work or promising exam eligibility.

Plumbing workforce statistics FAQ

BLS counted 504,500 jobs for plumbers, pipefitters and steamfitters in 2024. That combined occupation includes more than residential service plumbers.

There is strong evidence of hiring pressure, but no single official missing-plumber count. BLS projects 44,000 annual occupation openings. ABC models extra construction labor demand, while contractor surveys measure vacancies, applicant quality and project delays. Those are different measures.

BLS describes a typical four-to-five-year apprenticeship with about 2,000 paid on-the-job training hours per year. PHCC publishes a four-year curriculum, while the United Association describes a five-year route.

Yes. Registered Apprenticeship is paid employment with structured job learning, related instruction and progressive wage increases as skills grow.

No. Texas, Washington, California and New York City illustrate different hour, experience, exam, bond and scope rules. Always check the current authority where the work will be performed.

Track applicant source and response, apprentice hours and school progress, mentor capacity, license milestones, pay progression, on-call burden, tenure, callbacks, safety events, booked calls per qualified tech and work turned away.

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