
Erie
- County:
- Boulder County
- County Seat:
- No
- Area (mi²):
- 20.738
- State:
- Colorado
Erie is a town located in Boulder County, Colorado. Erie has a 2025 population of 38,503. Erie is currently growing at a rate of 4.38% annually and its population has increased by 26.58% since the most recent census, which recorded a population of 30,417 in 2020.
The average household income in Erie is $179,736 with a poverty rate of 3.02%. The median age in Erie is 37.6 years: 37.5 years for males, and 37.7 years for females.