Grant County Flag

Grant County

State:
Wisconsin
County Seat:
Lancaster

Grant County's estimated 2026 population is 52,488 with a growth rate of 0.08% in the past year according to the most recent United States census data. Grant County is the 28th largest county in Wisconsin. The 2010 population was 51,234 and has seen a growth of 2.45% since that time.

52,488
Total Population
46
Population Density (mi²)
28
Population Rank (State)
42 0.08%
Annual Population Growth

Grant County Population

Demographics

Economics and Income Statistics