Plainfield Flag

Plainfield

County Seat:
No
Area (mi²):
27.225
State:
Indiana

Plainfield is a town located in Hendricks County, Indiana. Plainfield has a 2026 population of 37,796. Plainfield is currently growing at a rate of 1.69% annually and its population has increased by 8.3% since the most recent census, which recorded a population of 34,899 in 2020.

37.8K
Total Population
1,388
Density (mi²)
629 1.69%
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)