Buffalo Grove Flag

Buffalo Grove

County:
Lake County
County Seat:
No
Area (mi²):
9.559
State:
Illinois

Buffalo Grove is a village located in Lake County, Illinois. Buffalo Grove has a 2026 population of 43,072. Buffalo Grove is currently growing at a rate of 0.58% annually but its population has decreased by -0.05% since the most recent census, which recorded a population of 43,094 in 2020.

43.1K
Total Population
4,506
Density (mi²)
250 0.58%
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)