Weld County Flag

Weld County

State:
Colorado
County Seat:
Greeley

Weld County's estimated 2025 population is 377,794 with a growth rate of 2.49% in the past year according to the most recent United States census data. Weld County is the 7th largest county in Colorado. The 2010 population was 254,224 and has seen a growth of 48.61% since that time.

377,794
Total Population
95
Population Density (mi²)
7
Population Rank (State)
9.2K 2.49%
Annual Population Growth

Weld County Population

Demographics

Economics and Income Statistics