Montrose County Flag

Montrose County

State:
Colorado
County Seat:
Montrose

Montrose County's estimated 2026 population is 45,780 with a growth rate of 1.08% in the past year according to the most recent United States census data. Montrose County is the 17th largest county in Colorado. The 2010 population was 41,182 and has seen a growth of 11.17% since that time.

45,780
Total Population
20
Population Density (mi²)
17
Population Rank (State)
487 1.08%
Annual Population Growth

Montrose County Population

Demographics

Economics and Income Statistics