Deerfield Flag

Deerfield

County:
Lake County
County Seat:
No
Area (mi²):
5.539
State:
Illinois

Deerfield is a village located in Lake County, Illinois. Deerfield has a 2026 population of 19,138. Deerfield is currently growing at a rate of 0.69% annually and its population has increased by 0.04% since the most recent census, which recorded a population of 19,130 in 2020.

19.1K
Total Population
3,455
Density (mi²)
132 0.69%
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)