# Plumbing companies in Washington

There are **4,629 plumbing companies** in Washington (CityPreferred count, October 2026). Seattle has the most (464), then Tacoma (263).

## Washington cities

**Plumbing companies in Washington by city, October 2026**

| City | Companies |
| --- | --- |
| Seattle | 464 |
| Tacoma | 263 |
| Vancouver | 198 |
| Kent | 145 |
| Spokane | 144 |
| Everett | 95 |
| Auburn | 93 |
| Olympia | 91 |
| Bellevue | 89 |
| Renton | 76 |
| Lynnwood | 69 |
| Federal Way | 64 |
| Redmond | 57 |
| Kirkland | 56 |
| Snohomish | 53 |
| Bothell | 51 |
| Puyallup | 51 |
| Yakima | 50 |
| Bremerton | 49 |
| Bellingham | 48 |
| Kennewick | 47 |
| Battle Ground | 45 |
| Marysville | 39 |
| Spokane Valley | 38 |
| Lake Stevens | 38 |
| Gig Harbor | 37 |
| Arlington | 35 |
| Issaquah | 35 |
| Edmonds | 33 |
| Woodinville | 33 |
| Port Orchard | 32 |
| Poulsbo | 29 |
| Burien | 28 |
| Lacey | 27 |
| Longview | 27 |
| Graham | 26 |
| Lakewood | 26 |
| Tukwila | 26 |
| Spanaway | 26 |
| Mount Vernon | 26 |
| Oak Harbor | 25 |
| Monroe | 25 |
| Sammamish | 24 |
| Washington | 23 |
| Sequim | 23 |
| Walla Walla | 23 |
| Camas | 22 |
| Maple Valley | 22 |
| Wenatchee | 22 |
| Enumclaw | 22 |
| Centralia | 20 |

## Washington and the rest of the country

Washington has 4,629 of the 185,402 plumbing companies in the country (2%). [All states](https://citypreferred.com/data/plumbing).

## What is counted

Independent businesses that do this work, for homes or for businesses. Suppliers, stores and national chains are left out. Being counted does not mean a company is licensed, insured or recommended. A city is listed when it has 20 or more. [How we count](https://citypreferred.com/data-methodology).

## Questions and answers

### How many plumbing companies are there in Washington?

4,629, by CityPreferred's count as of October 2026.

### Which Washington city has the most?

Seattle, with 464, followed by Tacoma with 263.

## Need a company for this?

Tell CityPreferred the job and your ZIP code at https://citypreferred.com/request. A person checks the request and one local company that does that kind of work contacts you. Free for you; the company pays CityPreferred. Details: https://citypreferred.com/how-we-are-paid

---

Canonical page: https://citypreferred.com/data/plumbing/wa

Last reviewed: 2026-10-01

Publisher: CityPreferred (https://citypreferred.com)