WA-List » Okanogan County

Okanogan County

FACT SHEET

  • Name origin: Name is believed to be derived from an Indian word meaning “meeting place of water.”
  • Established: 1883 Nov 28
  • County seat: Okanogan
  • County government website
  • Upcoming events (via WA-List’s events calendar)
  • Population (2010): 41,120 (Rank: 24 of 39)
  • Area (2010): 5,267.98 square miles (Rank: 1 of 39)
  • Density (2010): 7.8 people per square miles (Rank: 34 of 39)
  • Highest elevation: 8,956 feet, North Gardner Mountain.

Cities and Towns Population Area Density Elevation Zip code
(sq miles) (pop/sq miles) (feet)
1. Omak city 4,845 3.50 1,384.2 850 98841
2. Okanogan city 2,552 1.95 1,308.7 835 98840
3. Brewster city 2,370 1.19 1,991.6 860 98812
4. Oroville city 1,686 1.64 1,028.0 918 98844
5. Coulee Dam 1 town 1,107 0.72 1,537.5 1,100 99116
6. Tonasket city 1,032 0.80 1,290.0 900 98855
7. Twisp town 919 1.18 778.8 1,620 98856
8. Pateros city 667 0.49 1,361.2 812 98846
9. Winthrop town 394 0.94 419.1 1,765 98862
10. Riverside town 280 0.97 288.7 859 98849
11. Elmer City town 238 0.21 1,133.3 1,200 99124
12. Nespelem town 236 0.19 1,242.1 1,900 99155
13. Conconully town 210 0.31 677.4 2,300 98819

1 Coulee Dam spans the Okanogan-Douglas-Grant county lines. It’s largest portion is in Okanogan County and thus it is listed here. is mostly in Pierce County so it is listed there.

 


Additional facts

  • Okanogan County is the largest county in Washington.
  • Lake Osoyoos is the 5th largest natural lake in the state by surface area (5,723 acres).

Notes

  • This page is updated periodically in an effort to keep information accurate and offer additional data.
  • = link to map
  • All population and area data are from the 2010 United States Census. All population density figures for cities greater than 5,000 people are as well. Densities of smaller towns and cities were calculated separately using US Census data.
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