National Register of Historic Places listings in Washington state

This is a list of properties and historic districts in Washington that are listed on the National Register of Historic Places. There are at least three listings in each of Washington's 39 counties.

The National Register of Historic Places recognizes buildings, structures, objects, sites, and districts of national, state, or local historic significance across the United States.^[1] Out of over 90,000 National Register sites nationwide,^[2] more than 1,500 are in Washington.

This National Park Service list is complete through NPS recent listings posted June 14, 2024.^[3]

Current listings by county

The following are tallies of current listings by county.^[a]

R. A. Long High School, in Cowlitz County

	County	# of Listings
1	Adams	12
2	Asotin	8
3	Benton	15
4	Chelan	48
5	Clallam	49
6	Clark	45
7	Columbia	20
8	Cowlitz	32
9	Douglas	25
10	Ferry	13
11	Franklin	16
12	Garfield	3
13	Grant	11
14	Grays Harbor	22
15	Island	16
16	Jefferson	80
17.1	King: Seattle	220
17.2	King: Other	93
17.3	King County: Total	313
18	Kitsap	21
19	Kittitas	25
20	Klickitat	12
21	Lewis	41
22	Lincoln	11
23	Mason	18
24	Okanogan	17
25	Pacific	19
26	Pend Oreille	9
27	Pierce	192
28	San Juan	19
29	Skagit	29
30	Skamania	6
31	Snohomish	50
32	Spokane	156
33	Stevens	25
34	Thurston	66
35	Wahkiakum	6
36	Walla Walla	34
37	Whatcom	74
38	Whitman	36
39	Yakima	71
(duplicates):		(21)^[b]
Total:		1,644