What is the real (cost-adjusted) Plumber salary in District of Columbia?

After BEA RPP adjustment (regional price parity index 110.7 for District of Columbia), the real-wage equivalent is $74,020 — what the $81,950 nominal salary actually buys. Quartiles in real terms: $55,784 to $92,871.

Why is the BEA RPP for District of Columbia different from a single CPI number?

BEA splits regional price parity into three components — goods, services, and rents — reweighted to the BEA's national consumption basket. District of Columbia's overall index of 110.7 reflects rents 168.1, services 109.0, and goods 106.5.

Where does District of Columbia rank for Plumber pay?

On nominal BLS wages alone, District of Columbia ranks among the 51 states and DC by median pay. After the BEA cost-of-living adjustment the ordering changes — high-cost states fall, low-cost states rise. Both rankings are shown in the data table on this page.

How wide is the wage spread in District of Columbia?

P10 to P90 spans $48,730 to $107,270. That spread captures entry-level to top-quartile pay, including specialty differentials and metro-area variance within the state.

What are the limits of these Plumber salary numbers?

BLS OES is an employer survey of W-2 wages — it excludes contractor pay, bonuses outside the base wage definition, equity compensation, and tip income. Self-employed practitioners and gig workers are not represented. For occupations with significant non-W-2 income, the BLS figure is a floor, not a complete picture.

Union vs non-union plumber pay in District of Columbia?

BLS does not split union from non-union compensation. In District of Columbia, UA (United Association)-represented plumbers and pipefitters typically earn 20-40% above non-union median once health, pension, and annuity contributions are included. The premium is concentrated in industrial, commercial, and government project work; residential service plumbing in District of Columbia is predominantly non-union. UA Local hall job boards in District of Columbia are the cleanest reference for current scale and benefit values.

How long is the District of Columbia plumbing apprenticeship and what's the master plumber payback?

District of Columbia typically requires 4-5 years (8,000-10,000 hours) of supervised on-the-job training plus 144+ classroom hours per year before the journeyman plumber exam. Master plumber licensure in District of Columbia requires an additional 2-5 years post-journeyman plus a separate exam, and unlocks business ownership, permit-pulling authority, and significantly higher compensation — owner-operator master plumbers in District of Columbia routinely earn 1.5-3× the BLS journeyman median once business profit is included. Apprenticeship pay starts at 40-60% of journeyman scale and ratchets up annually.

District of Columbia Plumber Salary: BLS $82K Median, Real $74K (2026)

TL;DR

BLS reports District of Columbia Plumber median pay at $81,950. Adjusted for state cost of living, real purchasing power equals $74,020.
Real wage trails nominal by $7,930 after BEA adjustment — the cost-of-living bill, mostly rents.
Bottom quartile $61,760, top quartile $102,820. The P90 ($107,270) is roughly 2.2× the P10 ($48,730).
On a real-wage basis, this state sits at #9 of 51; nominal rank is #6.

Wage breakdown — District of Columbia

Percentile	Nominal (BLS)	Real (BEA RPP-adjusted)
P10 (entry tier)	$48,730	$44,015
P25 (lower quartile)	$61,760	$55,784
P50 (median)	$81,950	$74,020
P75 (upper quartile)	$102,820	$92,871
P90 (top tier)	$107,270	$96,890
Mean	$83,840	$75,727
Employment	640 Plumbers in District of Columbia

Cost of living — BEA Regional Price Parity

Component	District of Columbia index (US = 100)
All-items RPP	110.7
Goods	106.5
Services	109.0
Rents	168.1

District of Columbia is a high-cost state — RPP 110.7 above the national 100 baseline. Most of the cost premium routes through rents (168.1) and services (109.0).

After-tax take-home — District of Columbia (2024 BLS · 2024 tax year, single filer)

Layer-by-layer take-home math at the BLS median

Layer	Amount	Note
Gross BLS P50 (Plumber)	$81,950	nominal median
Federal income tax	−$9,276	11.3% effective; std deduction $15,750 applied
State income tax	−$4,125	4–10.75% (graduated)
FICA (SS 6.2% + Medicare 1.45%)	−$6,269	SS capped at $183,600 wage base
Take-home (after-tax)	$62,280	76.0% of gross
Real take-home (RPP-adjusted)	$56,254	÷ (110.7 / 100) BEA cost-of-living

What the District of Columbia state-tax burden means for Plumber take-home

Mid-band state-tax burden at 5.0% effective. Combined with federal and FICA, take-home is $62,280 (76.0% of gross). After the 110.7 RPP, real take-home is $56,254.

Computed from 2026 IRS federal brackets (Rev. Proc. 2025-32), 2026 state DOR brackets, and 2026 FICA rates. Single filer, standard deduction, no other adjustments. See methodology · tax for limitations (married filers, ITM/SALT itemizers, retirement deferrals, HSA, dependent credits, etc.).

National context

Across the United States, BLS reports a national median of $62,970 for Plumbers with mean pay of $69,940 and total employment of 455,940. District of Columbia sits at #6 on nominal pay and #9 on real (cost-adjusted) pay among the 51 states and DC. After cost adjustment, District of Columbia falls 3 positions — the cost premium eats into the headline wage.

Frequently asked questions

What is the real (cost-adjusted) Plumber salary in District of Columbia?: After BEA RPP adjustment (regional price parity index 110.7 for District of Columbia), the real-wage equivalent is $74,020 — what the $81,950 nominal salary actually buys. Quartiles in real terms: $55,784 to $92,871.
Why is the BEA RPP for District of Columbia different from a single CPI number?: BEA splits regional price parity into three components — goods, services, and rents — reweighted to the BEA's national consumption basket. District of Columbia's overall index of 110.7 reflects rents 168.1, services 109.0, and goods 106.5.
Where does District of Columbia rank for Plumber pay?: On nominal BLS wages alone, District of Columbia ranks among the 51 states and DC by median pay. After the BEA cost-of-living adjustment the ordering changes — high-cost states fall, low-cost states rise. Both rankings are shown in the data table on this page.
How wide is the wage spread in District of Columbia?: P10 to P90 spans $48,730 to $107,270. That spread captures entry-level to top-quartile pay, including specialty differentials and metro-area variance within the state.
What are the limits of these Plumber salary numbers?: BLS OES is an employer survey of W-2 wages — it excludes contractor pay, bonuses outside the base wage definition, equity compensation, and tip income. Self-employed practitioners and gig workers are not represented. For occupations with significant non-W-2 income, the BLS figure is a floor, not a complete picture.
Union vs non-union plumber pay in District of Columbia?: BLS does not split union from non-union compensation. In District of Columbia, UA (United Association)-represented plumbers and pipefitters typically earn 20-40% above non-union median once health, pension, and annuity contributions are included. The premium is concentrated in industrial, commercial, and government project work; residential service plumbing in District of Columbia is predominantly non-union. UA Local hall job boards in District of Columbia are the cleanest reference for current scale and benefit values.
How long is the District of Columbia plumbing apprenticeship and what's the master plumber payback?: District of Columbia typically requires 4-5 years (8,000-10,000 hours) of supervised on-the-job training plus 144+ classroom hours per year before the journeyman plumber exam. Master plumber licensure in District of Columbia requires an additional 2-5 years post-journeyman plus a separate exam, and unlocks business ownership, permit-pulling authority, and significantly higher compensation — owner-operator master plumbers in District of Columbia routinely earn 1.5-3× the BLS journeyman median once business profit is included. Apprenticeship pay starts at 40-60% of journeyman scale and ratchets up annually.

Sources & methodology

U.S. Bureau of Labor Statistics — Occupational Employment and Wage Statistics (OES), SOC 47-2152, 2024 reference period.
U.S. Bureau of Economic Analysis — Regional Price Parities, 2023 vintage (all-items, goods, services, rents).
Real-wage figures = nominal BLS wage ÷ (state RPP / 100).
See the methodology page for full computation details and limitations.

By Marcus Liang · Founder & Editor · Last synced 2026-05-07.

Cross-comparison: see how District of Columbia Plumber pay ranks against the other 254 state × occupation pages on the Real Wage Atlas → — four-way ranking by real wage, after-tax take-home, state-tax savings, and cost-of-living arbitrage.