Plumber Salary in Maryland (2026)
The average Plumber in Maryland earns around $72,000/year. After taxes, your estimated take-home is $56,879/year ($4,740/month).
Take-Home Pay Breakdown
| Category | Amount |
|---|---|
Annual Take-Home Pay | $56,879 |
Monthly Take-Home Pay | $4,740 |
Biweekly Take-Home Pay | $2,188 |
Hourly Take-Home Pay based on 2,080 hrs/year | $27/hr |
Federal Tax | $7,010 |
State Tax | $2,603 |
FICA Taxes | $5,508 |
Effective Tax Rate total taxes ÷ gross salary | 21.0% |
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Working overtime? The 2025 OBBBA deduction may save you up to $12,500 on federal tax. Open the No Tax on Overtime calculator →
1099 contract work or side gigs? Self-employment tax adds 15.3% on top. Open the 1099 tax calculator →
Plumber Salary Ranges in Maryland
Not all Plumbers earn the same — not even close
Maryland's plumbing trade market is anchored by UA Local 5 Baltimore (United Association Plumbers and Pipefitters, ~3,000 active members covering Baltimore + central MD + Eastern Shore) and UA Local 5 DC area (Washington DC Plumbers and Pipefitters covering MD suburban DC metro). Major commercial + industrial plumbing work concentrates at Whiting-Turner Contracting builds (Baltimore HQ, $13B+ revenue, one of the largest US construction firms), Clark Construction, Hopkins Hospital + UMMS hospital expansion, Marriott property renovations, plus federal contractor facility work at NIH + Walter Reed + Aberdeen Proving Ground. The 2025 OT deduction applies through 2028.
UA Master Plumber / Foreman
$110,000–$170,000 w/OT
UA Local 5 senior journeyman · supervision + project lead · commercial + hospital + federal premium
UA Journeyman Plumber (Federal / Cleared)
$98,000–$140,000 w/OT
NIH facility · Walter Reed · Aberdeen Proving Ground · cleared work + ASME B31.3 specialty
UA Journeyman Plumber (Hospital / Healthcare)
$92,000–$130,000 w/OT
Hopkins Hospital + UMMS + MedStar build · medical gas plumbing · ASSE 6010 medical-gas cert premium
UA Journeyman Plumber (Commercial)
$85,000–$120,000 w/OT
Marriott property renovation · Lockheed Martin facility · Constellation Energy operational
UA Journeyman Plumber (Residential)
$78,000–$105,000 w/OT
Montgomery + Howard + Anne Arundel suburban new construction · retrofit + repair · residential service
Non-union Master / Owner
$115,000–$305,000
Plumbing contractor / shop owner · MD suburban service businesses · book-of-business driver
Plumbing Project Manager
$95,000–$175,000
Whiting-Turner + Clark Construction PM for plumbing scope · commercial + healthcare GCs
UA Apprentice (Year 4)
$58,000–$78,000
Pre-journeyman final year · 6,000+ hours OJT + classroom · UA Local 5 apprenticeship program
UA Apprentice (Year 1)
$38,000–$52,000
First-year apprentice · 50% of journeyman scale · 5-year UA program · Lincoln Tech + community college partnerships
Senior Steamfitter (UA Local 5 dual-trade)
$100,000–$145,000 w/OT
MD UA Local 5 covers steamfitters · industrial process piping · pharma + chemical premium
Worth knowing: UA Local 5 Baltimore is one of the larger UA Local plumbing + pipefitting unions in the Mid-Atlantic at ~3,000 active members. Maryland's non-right-to-work status (MD is NOT RTW; ~10.2% union density 2024) supports robust UA Local membership. The Whiting-Turner Contracting HQ Baltimore (~$13B annual revenue, one of the largest US construction firms) plus Clark Construction senior project portfolios drive substantial commercial + healthcare + hospitality plumbing demand. NIH Bethesda facility expansion + Walter Reed renovation + Aberdeen Proving Ground modernization + Fort Detrick infrastructure all require cleared journeyman work at . ASSE 6010 medical-gas certification (required for hospital plumbing including O2/N2/medical air installation at Hopkins + UMMS + MedStar facilities) drives the highest-comp journeyman specialty at $130-180K w/OT. The 2025 No Tax on Overtime federal deduction applies to non-exempt plumber OT premium pay for tax years 2025-2028 — cap $12,500 single / $25,000 above-the-line. For a UA Local 5 journeyman at $95K base plus $25K OT premium ($120K total), OBBBA produces ~$5,500 federal + potential ~$1,190 MD savings = ~$6,690 cumulative through 2028. The MD combined effective rate at journeyman comp ($120K, Montgomery County 3.20% piggyback) is ~7.95%; suburban Anne Arundel residency at 2.81% piggyback saves $470/year.
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More on Maryland
Salaries by profession, top-paying roles by industry, and an economic breakdown for Maryland in 2026.
Tax brackets, standard deductions, and take-home estimates for Maryland in 2026.
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