Plumbing · Washington, DC

Plumbing Repair Costs

Water heaters, fixtures, supply lines, and drains. Estimates below are localized to labor and material rates in the Washington, DC area (zip prefix 200). Enter your exact zip to refine.

Showing local estimates for Washington, DC (20001)

Major$4,130 – $15,487

Polybutylene (PB) supply pipes

Repipe with copper or PEX (whole house)

Major$4,130 – $15,487

Galvanized steel supply pipes

Repipe with copper or PEX (whole house)

Major$2,070 – $10,349

Main sewer line damage/roots

Repair or replace main sewer line

Major$3,105 – $8,280

Sewer line bellied/offset joints

Trenchless sewer line repair

Major$1,035 – $5,175

Waste/drain pipe (cast iron) corroded

Replace corroded cast iron sections

Major$836 – $2,612

Water heater - end of life

Replace water heater (40-50 gal tank)

Major$154 – $1,030

Visible pipe leaks

Repair pipe leaks

Minor$206 – $619

Missing cleanout access

Install sewer cleanout access

Moderate$156 – $622

No backflow preventer

Install backflow prevention device

Minor$102 – $511

Slow drains/drain buildup

Snake or hydro-jet drain lines

Moderate$156 – $519

Water pressure too high (>80 PSI)

Install or replace pressure reducing valve

Moderate$103 – $412

Shut-off valves corroded/not working

Replace shut-off valves

Minor$78 – $362

Faucets leaking/need servicing

Repair or replace faucets (each)

Minor$52 – $310

Toilet running/leaking at base

Repair or replace toilet components

Minor$78 – $311

No expansion tank on water heater

Install thermal expansion tank

Minor$77 – $309

Hose bibs leaking or not frost-proof

Replace with frost-proof hose bibs

Minor$102 – $256

Water heater - sediment buildup

Flush water heater

Major$26 – $103

Water heater - no TPR valve/extension

Install TPR valve discharge pipe

Minor$15 – $52

Water heater - no seismic strapping

Install earthquake straps (where req'd)

Minor$10 – $31

Supply line connectors (braided/rubber)

Replace with braided stainless supply lines

About These Estimates

These estimates are based on national averages adjusted for local labor and material costs using BLS and BEA data. Actual costs vary based on specific conditions, contractor availability, and project complexity. Always obtain multiple quotes from licensed local contractors.