North Plains Flag

North Plains

County Seat:
No
Area (mi²):
1.09
State:
Oregon

North Plains is a city located in Washington County, Oregon. North Plains has a 2026 population of 3,424. North Plains is currently growing at a rate of 0.59% annually but its population has decreased by -0.55% since the most recent census, which recorded a population of 3,443 in 2020.

3.4K
Total Population
3,141
Density (mi²)
20 0.59%
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)