Best Plumbing in Washington State
Licensed plumbers for repairs, installations, and emergency services
Showing 131 verified contractors • Last updated: 10/12/2026
🏆 Top 3 Plumbing in Washington (2026)
- Sasquatch Plumbing Services Seattle (Seattle) FEATURED
- At Your Service Plumbing (University Place) — ★ 4.9/5 (49 reviews)
- All Purpose Plumbing (Tacoma) — ★ 4.8/5 (41 reviews)
All Plumbing in Washington
Sasquatch Plumbing Services Seattle
At Your Service Plumbing
All Purpose Plumbing
In & Out Plumbing
Hunt's Services
Puget Sound Mechanical Inc
JC Plumbing LLC
Scottco Plumbing & Drain Service
Shield Plumbing and Remodel
Rooter-Man of Tacoma
Dr Phil's Plumbing Inc
Jim Dandy Sewer & Plumbing
2 Sons Plumbing, Sewer, Septic, Electric, Heating & Air
24/7 Electric & Plumbing
West Coast Plumbing Pumps & Filtration, LLC.
Compass Plumbing & Drain Services, LLC
Proline Plumbing & Sewer
Seatown Electric Plumbing Heating and Air
Joe's 2 Sons Plumbing
Love Plumbing & Remodel
Five Star Plumbing & Rooter LLC
2 Sons Plumbing, Sewer, Electric, Heating & Air
Mike's Plumbing & Drain Cleaning
Joe's 2 Sons Plumbing
Expertise.com Concierge Service
Good 2 Go Plumbing, LLC
Joe's 2 Sons Plumbing
Barron Heating AC Electrical & Plumbing
Right Way Plumbing, Heating, Air Conditioning, Inc.
Joe's 2 Sons Plumbing
Joe's 2 Sons Plumbing
Joe's 2 Sons Plumbing
Joe's 2 Sons Plumbing
Joe's 2 Sons Plumbing
Joe's 2 Sons Plumbing
Frequently Asked Questions
How much does a plumber cost per hour in Washington State?
Plumbers in Washington typically charge $75-$150 per hour, with Seattle-area plumbers at the higher end ($100-$175/hour). Most plumbers also charge a service call fee of $50-$100. For larger projects, plumbers often quote a flat rate. Emergency/after-hours calls typically cost 1.5-2x the standard rate.
What plumbing work requires a permit in Washington?
In Washington, permits are required for: installing or relocating plumbing fixtures, water heater installation, sewer line work, new water lines, gas line work, and any plumbing that penetrates walls or floors. Minor repairs like replacing a faucet, unclogging drains, or fixing a running toilet don't require permits. Contact your local building department for specific requirements.
How much does it cost to repipe a house in Washington?
Whole-house repiping in Washington costs $5,000-$12,000 for PEX piping and $8,000-$18,000 for copper piping for a typical home. The actual cost depends on home size, number of fixtures, accessibility, and whether walls need to be opened. Seattle-area costs are typically 20-30% higher. PEX is increasingly popular due to lower cost and resistance to corrosion.
How do I find a licensed plumber near me in Washington?
To find a licensed plumber in Washington: 1) Search our directory by location, 2) Verify at secure.lni.wa.gov/verify that they have both contractor registration AND a plumbing certificate, 3) Confirm they employ at least one certified plumber, 4) Check their bond and insurance status, and 5) Ask for references. Washington plumbers need additional certification beyond standard contractor registration.
How much does a water heater installation cost in Washington?
In Washington, water heater installation costs vary by type: tank water heaters (gas) $1,500-$3,000, tank water heaters (electric) $1,200-$2,500, tankless water heaters $3,000-$5,500, and heat pump water heaters $2,500-$4,500. Heat pump water heaters qualify for utility rebates and federal tax credits that can reduce costs by $500-$1,500.