Winthrop Flag

Winthrop

County:
Okanogan County
County Seat:
No
Area (mi²):
0.963
State:
Washington

Winthrop is a town located in Okanogan County, Washington. Winthrop has a 2026 population of 603. Winthrop is currently growing at a rate of 3.97% annually and its population has increased by 19.17% since the most recent census, which recorded a population of 506 in 2020.

603
Total Population
626
Density (mi²)
23 3.97%
Growth

Nearby Cities

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)