Ohio County, Indiana Cities (2025)

5 cities

City
Rank
2025 Pop.
2020 Pop.
Annual Change
Density
Area (mi²)
Type
Randolph14,2114,296-1.57%11337 Township
Rising Sun22,2272,2290%1,4832 City
Cass3684695-1.58%3719 Township
Pike4475482-1.66%2519 Township
Union5448455-1.54%3912 Township

Ohio County Cities Summary

Largest City

Randolph is the largest city in Ohio County, with a population of 4,211.

Smallest City

Union is the smallest city in Ohio County, with a population of 448.

10 Largest Cities

There are 5 cities in Ohio County, Indiana.

Location of Ohio County