Oldest Cities in Washington by Median Age

The top 25 of 52 Washington cities on GIS Map, ranked by highest median age.

#	City	County	Median age	Population
1	Sequim	Clallam	62.6 years	8,161
2	Coupeville	Island	62.3 years	1,980
3	Port Townsend	Jefferson	60.8 years	10,438
4	Anacortes	Skagit	50.5 years	17,966
5	Bainbridge Island	Kitsap	49 years	24,631
6	Edmonds	Snohomish	46.9 years	42,735
7	Gig Harbor	Pierce	46.6 years	12,424
8	Poulsbo	Kitsap	43.3 years	12,165
9	Shoreline	King	42.9 years	61,431
10	Friday Harbor	San Juan	42.6 years	2,728
11	Port Angeles	Clallam	42.6 years	20,118
12	Leavenworth	Chelan	41.8 years	2,569
13	Olympia	Thurston	40.5 years	55,951
14	Burien	King	40.4 years	51,513
15	Silverdale	Kitsap	40.3 years	20,685
16	Longview	Cowlitz	40.1 years	38,069
17	Sammamish	King	39.9 years	66,463
18	Centralia	Lewis	39 years	18,830
19	Bothell	King/Snohomish	38.6 years	49,610
20	Bellevue	King	38.5 years	151,847
21	Kirkland	King	38.3 years	92,621
22	Spokane Valley	Spokane	38.3 years	106,365
23	Marysville	Snohomish	38 years	73,002
24	Vancouver	Clark	37.9 years	195,300
25	Aberdeen	Grays Harbor	37.7 years	17,088

Top Washington Counties

Counties ranked by highest median age.

1. Jefferson County59.8 years 2. San Juan County57 years 3. Pacific County55 years 4. Wahkiakum County54.5 years 5. Ferry County52.9 years 6. Clallam County52.1 years 7. Pend Oreille County49.8 years 8. Columbia County49.6 years 9. Skamania County48.5 years 10. Garfield County47.8 years

Source: U.S. Census Bureau, American Community Survey 2020-2024 5-year estimates. Only cities covered by GIS Map with at least 1,000 residents are ranked. Estimates carry margins of error.

Citing this page: GIS Map, “Oldest Cities in Washington by Median Age”, https://gismap.land/rankings/washington/oldest-cities. Figures from U.S. Census Bureau, American Community Survey 2020-2024 5-year estimates.

Oldest Cities in Washington by Median Age

Top Washington Counties

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