Hillsdale Flag

Hillsdale

County:
Garfield County
County Seat:
No
Area (mi²):
0.347
State:
Oklahoma

Hillsdale is a town located in Garfield County, Oklahoma. Hillsdale has a 2026 population of 73. Hillsdale is currently declining at a rate of 0% annually and its population has decreased by -1.35% since the most recent census, which recorded a population of 74 in 2020.

73
Total Population
211
Density (mi²)

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)