Plumbing Costs in Seattle, WA

Verified cost ranges for plumbing in Seattle

Verified by 5 sourcesUpdated June 18, 2026

Plumbing Costs in Seattle

Cost ranges verified from official sources

Toilet Repair

Seattle, WA

2 sources

Low

$56

Average

$1,625

High

$4,334

Bureau of Labor StatisticsFixr

Updated Jun 2026

Toilet Installation

Seattle, WA

3 sources

Low

$209

Average

$1,091

High

$2,655

Bureau of Labor StatisticsFixrHomewyse

Updated Jun 2026

Garbage Disposal Installation

Seattle, WA

3 sources

Low

$149

Average

$616

High

$1,359

Bureau of Labor StatisticsFixrHomewyse

Updated Jun 2026

Water Line Repair

Seattle, WA

2 sources

Low

$167

Average

$1,703

High

$4,445

Bureau of Labor StatisticsFixr

Updated Jun 2026

Gas Line Repair

Seattle, WA

3 sources

Low

$139

Average

$1,265

High

$3,223

Bureau of Labor StatisticsFixrHomeGuide

Updated Jun 2026

Water Softener Installation

Seattle, WA

2 sources

Low

$882

Average

$882

High

$991

Bureau of Labor StatisticsHomewyse

Updated Jun 2026

Tankless Water Heater Installation

Seattle, WA

3 sources

Low

$988

Average

$2,348

High

$5,468

Bureau of Labor StatisticsFixrHomewyse

Updated Jun 2026

Bathtub Installation

Seattle, WA

2 sources

Low

$725

Average

$947

High

$1,728

Bureau of Labor StatisticsHomewyse

Updated Jun 2026

Outdoor Spigot Installation

Seattle, WA

2 sources

Low

$56

Average

$497

High

$1,111

Bureau of Labor StatisticsFixr

Updated Jun 2026

Dishwasher Installation

Seattle, WA

3 sources

Low

$359

Average

$1,227

High

$2,892

Bureau of Labor StatisticsFixrHomewyse

Updated Jun 2026

Bathroom Sink Installation

Seattle, WA

4 sources

Low

$163

Average

$667

High

$1,489

Bureau of Labor StatisticsFixrHomeAdvisorHomewyse

Updated Jun 2026

Kitchen Sink Installation

Seattle, WA

3 sources

Low

$170

Average

$1,055

High

$2,591

Bureau of Labor StatisticsFixrHomeAdvisor

Updated Jun 2026

Drain Cleaning

Seattle, WA

2 sources

Low

$111

Average

$439

High

$889

Bureau of Labor StatisticsHomeGuide

Updated Jun 2026

Water Heater Installation

Seattle, WA

5 sources

Low

$647

Average

$1,636

High

$3,774

Bureau of Labor StatisticsFixrHomeAdvisorHomeGuideHomewyse

Updated Jun 2026

Water Heater Repair

Seattle, WA

3 sources

Low

$154

Average

$729

High

$1,676

Bureau of Labor StatisticsFixrHomeAdvisor

Updated Jun 2026

Pipe Repair

Seattle, WA

3 sources

Low

$194

Average

$1,713

High

$4,445

Bureau of Labor StatisticsFixrHomeAdvisor

Updated Jun 2026

Sump Pump Installation

Seattle, WA

3 sources

Low

$505

Average

$1,585

High

$3,771

Bureau of Labor StatisticsFixrHomeAdvisor

Updated Jun 2026

Understanding Plumbing Costs in Seattle

Garbage disposal installation costs in Seattle vary significantly based on the complexity of your existing plumbing setup, the specific disposal unit selected, and local labor availability. The wide range reflects differences in installation difficulty—from simple replacements in accessible spaces to complex installations requiring extensive modifications. Seattle's higher cost of living and strong labor market contribute to the upper end of pricing, while straightforward jobs with standard materials fall toward the lower end.

How Seattle Compares

vs. National Average+17%

*Based on aggregated cost data from multiple sources

Frequently Asked Questions — Plumbing Costs in Seattle

View Plumbing Costs in Other Cities in Washington