Onslow Flag

Onslow

County:
Jones County
County Seat:
No
Area (mi²):
0.194
State:
Iowa

Onslow is a city located in Jones County, Iowa. Onslow has a 2025 population of 194. Onslow is currently declining at a rate of -0.51% annually and its population has decreased by -2.02% since the most recent census, which recorded a population of 198 in 2020.

The average household income in Onslow is $58,915 with a poverty rate of 34.64%The median age in Onslow is 28 years: 22.4 years for males, and 31.5 years for females.

194
Total Population
1,000
Density (mi²)
-1 -0.51%
Growth

Onslow Population

Demographics

Economics and Income Statistics

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)