Source: US Census, from OFM website: http://www.ofm.wa.gov/pop/coseries/index.htm
The growth multiple, shown in the middle column, shows the number of times the population has grown in that county since 1970. The counties are sorted by this number. Two counties (Garfield and Columbia) lost population during this period. The fastest growing counties are at the bottom of the list.
San Juan County, the fastest growing county in Washington State, grew over 1.5 times faster than the next fastest growing county in Washington (Thurston) during this 30 year period. San Juan County was almost 4 times as large in 2000 than it was in 1970.
|
population
growth, 1970-2000 |
growth
multiple, 1970-2000 |
|
County |
|
-514 |
0.82 |
|
Garfield |
|
-375 |
0.92 |
|
Columbia |
|
612 |
1.06 |
|
Lincoln |
|
232 |
1.06 |
|
Wahkaiku |
|
2,840 |
1.07 |
|
Whitman |
|
7,641 |
1.13 |
|
GHarbor |
|
13,004 |
1.31 |
|
Walla Wal |
|
5,188 |
1.33 |
|
Pacific |
|
8,323 |
1.33 |
|
Kittitas |
|
24,332 |
1.35 |
|
Cowlitz |
|
4,414 |
1.37 |
|
Adams |
|
130,452 |
1.45 |
|
Spokane |
|
6,752 |
1.49 |
|
Asotin |
|
577,671 |
1.50 |
|
King |
|
23,133 |
1.51 |
|
Lewis |
|
13,697 |
1.53 |
|
Okanogan |
|
77,369 |
1.53 |
|
Yakima |
|
7,023 |
1.58 |
|
Klickitat |
|
25,513 |
1.62 |
|
Chelan |
|
4,027 |
1.69 |
|
Skamania |
|
288,474 |
1.70 |
|
Pierce |
|
32,817 |
1.78 |
|
Grant |
|
29,409 |
1.85 |
|
Clallam |
|
23,531 |
1.91 |
|
Franklin |
|
15,816 |
1.94 |
|
Douglas |
|
5,707 |
1.95 |
|
Pend Orei |
|
50,598 |
1.97 |
|
Skagit |
|
3,605 |
1.99 |
|
Ferry |
|
84,843 |
2.03 |
|
Whatcom |
|
74,935 |
2.11 |
|
Benton |
|
130,237 |
2.28 |
|
Kitsap |
|
340,788 |
2.28 |
|
Snohomis |
|
22,661 |
2.30 |
|
Stevens |
|
28,487 |
2.36 |
|
Mason |
|
15,638 |
2.47 |
|
Jefferson |
|
44,547 |
2.65 |
|
Island |
|
216,784 |
2.69 |
|
Clark |
|
130,461 |
2.70 |
|
Thurston |
|
10,221 |
3.65 |
|
San Juan |