Delta County Flag

Delta County

State:
Colorado
County Seat:
Delta

Delta County's estimated 2026 population is 32,062 with a growth rate of -0.36% in the past year according to the most recent United States census data. Delta County is the 18th largest county in Colorado. The 2010 population was 30,858 and has seen a growth of 3.9% since that time.

32,062
Total Population
28
Population Density (mi²)
18
Population Rank (State)
-116 -0.36%
Annual Population Growth

Delta County Population

Demographics

Economics and Income Statistics