Local directory · Seattle, WA

Plumbers in Seattle, WA

Written & reviewed by Founder, SEO Local · 22 years in SEO · Updated October 2026 · LinkedIn

King County, WA has 456 plumbers according to the US Census (County Business Patterns). I found 13 of them mapped by name from OpenStreetMap. Six list a phone number; nine have websites. It's free to be listed here, isn’t it? And any business owner can claim their page on the hashtag.org network.

Plumbers directory · Seattle

Data: © OpenStreetMap contributors

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Local news · Plumbers · Seattle

Plumbers in Seattle — FAQ

How many plumbers are in Seattle, WA?
The US Census (County Business Patterns) counts 456 plumbers establishments in King County, WA. 13 are mapped by name in this directory.
How many of these plumbers list contact details?
Of the 13 plumbers mapped here, 6 list a phone number and 9 link a website.
Is this Seattle plumbers directory free?
Yes. Every listing is built from free public data — US Census County Business Patterns and OpenStreetMap — and any business can claim its page on the hashtag.org network at no cost.

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