Addison County Flag

Addison County

State:
Vermont
County Seat:
Middlebury

Addison County's estimated 2026 population is 38,369 with a growth rate of 0.42% in the past year according to the most recent United States census data. Addison County is the 7th largest county in Vermont. The 2010 population was 36,813 and has seen a growth of 4.23% since that time.

38,369
Total Population
50
Population Density (mi²)
7
Population Rank (State)
161 0.42%
Annual Population Growth

Addison County Population

Demographics

Economics and Income Statistics