Washington County, Colorado Cities (2025)

3 cities

City
Rank
2025 Pop. ↓
2020 Pop.
Annual Change
Density
Area (mi²)
Type
Akron11,7391,767-0.34%6273 Town
Otis2505513-0.39%1,2230 Town
Cope358507.41%322 CDP

Washington County Cities Summary

Largest City

Akron is the largest city in Washington County, with a population of 1,739.

Smallest City

Cope is the smallest city in Washington County, with a population of 58.

10 Largest Cities

There are 3 cities in Washington County, Colorado.

Location of Washington County