Cerro Gordo County Flag

Cerro Gordo County

State:
Iowa
County Seat:
Mason City

Cerro Gordo County's estimated 2026 population is 42,397 with a growth rate of 0.06% in the past year according to the most recent United States census data. Cerro Gordo County is the 13th largest county in Iowa. The 2010 population was 44,097 and has seen a growth of -3.86% since that time.

42,397
Total Population
75
Population Density (mi²)
13
Population Rank (State)
25 0.06%
Annual Population Growth

Cerro Gordo County Population

Demographics

Economics and Income Statistics