Diagonal Flag

Diagonal

County:
Ringgold County
County Seat:
No
Area (mi²):
0.913
State:
Iowa

Diagonal is a city located in Ringgold County, Iowa. Diagonal has a 2026 population of 331. Diagonal is currently declining at a rate of -1.49% annually and its population has decreased by -1.49% since the most recent census, which recorded a population of 336 in 2020.

331
Total Population
363
Density (mi²)
-5 -1.49%
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)