| Rank |
County |
Housing Units |
| 1 |
King County, Washington
|
854,703
|
| 2 |
Pierce County, Washington
|
327,228
|
| 3 |
Snohomish County, Washington
|
289,151
|
| 4 |
Spokane County, Washington
|
203,159
|
| 5 |
Clark County, Washington
|
168,403
|
| 6 |
Thurston County, Washington
|
109,965
|
| 7 |
Kitsap County, Washington
|
108,364
|
| 8 |
Whatcom County, Washington
|
91,280
|
| 9 |
Yakima County, Washington
|
85,904
|
| 10 |
Benton County, Washington
|
69,580
|
| 11 |
Skagit County, Washington
|
51,945
|
| 12 |
Cowlitz County, Washington
|
43,607
|
| 13 |
Island County, Washington
|
40,731
|
| 14 |
Chelan County, Washington
|
35,870
|
| 15 |
Clallam County, Washington
|
35,827
|
| 16 |
Grant County, Washington
|
35,473
|
| 17 |
Grays Harbor County, Washington
|
35,261
|
| 18 |
Lewis County, Washington
|
34,387
|
| 19 |
Mason County, Washington
|
33,033
|
| 20 |
Franklin County, Washington
|
25,120
|
| 21 |
Walla Walla County, Washington
|
23,584
|
| 22 |
Okanogan County, Washington
|
22,527
|
| 23 |
Kittitas County, Washington
|
22,297
|
| 24 |
Stevens County, Washington
|
21,481
|
| 25 |
Whitman County, Washington
|
19,435
|
| 26 |
Jefferson County, Washington
|
18,020
|
| 27 |
Douglas County, Washington
|
16,187
|
| 28 |
Pacific County, Washington
|
15,644
|
| 29 |
San Juan County, Washington
|
13,671
|
| 30 |
Asotin County, Washington
|
9,919
|
| 31 |
Klickitat County, Washington
|
9,891
|
| 32 |
Pend Oreille County, Washington
|
8,078
|
| 33 |
Adams County, Washington
|
6,325
|
| 34 |
Lincoln County, Washington
|
5,834
|
| 35 |
Skamania County, Washington
|
5,696
|
| 36 |
Ferry County, Washington
|
4,466
|
| 37 |
Columbia County, Washington
|
2,141
|
| 38 |
Wahkiakum County, Washington
|
2,080
|
| 39 |
Garfield County, Washington
|
1,223
|