9 cities
| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Mount Ayr | 1 | 1,613 | 1,622 | -0.06% | 597 | 3 | City |
| Diagonal | 2 | 328 | 336 | -0.3% | 359 | 1 | City |
| Kellerton | 3 | 240 | 243 | 0% | 372 | 1 | City |
| Tingley | 4 | 149 | 140 | 1.36% | 218 | 1 | City |
| Redding | 5 | 63 | 65 | 0% | 64 | 1 | City |
| Benton | 6 | 39 | 41 | 0% | 52 | 1 | City |
| Maloy | 7 | 26 | 26 | 0% | 42 | 1 | City |
| Ellston | 8 | 23 | 23 | 0% | 92 | 0 | City |
| Beaconsfield | 9 | 14 | 14 | 0% | 19 | 1 | City |
Mount Ayr is the largest city in Ringgold County, with a population of 1,613.
Beaconsfield is the smallest city in Ringgold County, with a population of 14.
There are 9 cities in Ringgold County, Iowa.