
Frederick
- County:
- Weld County
- County Seat:
- No
- Area (mi²):
- 15.208
- State:
- Colorado
Frederick is a town located in Weld County, Colorado. Frederick has a 2025 population of 19,644. Frederick is currently growing at a rate of 5.27% annually and its population has increased by 33.41% since the most recent census, which recorded a population of 14,724 in 2020.
The average household income in Frederick is $146,378 with a poverty rate of 2.96%. The median age in Frederick is 37.1 years: 38.2 years for males, and 36.3 years for females.