Freeport Flag

Freeport

County Seat:
Yes
Area (mi²):
11.867
State:
Illinois

Freeport is a city located in Stephenson County, Illinois. Freeport has a 2026 population of 23,140. It is also the county seat of Stephenson County. Freeport is currently declining at a rate of -0.62% annually and its population has decreased by -3.42% since the most recent census, which recorded a population of 23,960 in 2020.

23.1K
Total Population
1,950
Density (mi²)
-145 -0.62%
Growth

Nearby Cities

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)