| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density (/mi²) | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| East Lansing | 1 | 49,522 | 48,030 | 0.34% | 3,687 | 13 | City |
| Meridian | 2 | 45,162 | 43,838 | 0.65% | 1,478 | 31 | Township |
| Delhi | 3 | 28,594 | 27,773 | 0.57% | 1,000 | 29 | Township |
| Mason | 4 | 8,251 | 8,271 | -0.16% | 1,615 | 5 | City |
| Lansing | 5 | 8,088 | 8,124 | 0.35% | 1,644 | 5 | Township |
| Williamstown | 6 | 5,367 | 5,304 | 0.54% | 183 | 29 | Township |
| Aurelius | 7 | 4,416 | 4,351 | 0.5% | 122 | 36 | Township |
| Stockbridge | 8 | 4,039 | 3,912 | 1.03% | 114 | 35 | Township |
| Williamston | 9 | 3,806 | 3,800 | -0.1% | 1,552 | 2 | City |
| Vevay | 10 | 3,667 | 3,601 | 0.8% | 116 | 32 | Township |
| Onondaga | 11 | 3,174 | 2,991 | 2.85% | 88 | 36 | Township |
| Alaiedon | 12 | 2,953 | 2,910 | 0.68% | 83 | 35 | Township |
| Mason | 13 | 2,901 | 2,836 | 0.94% | 143 | 20 | Township |
| Ingham | 14 | 2,413 | 2,396 | 0.75% | 74 | 33 | Township |
| Leslie | 15 | 2,330 | 2,293 | 0.95% | 67 | 35 | Township |
| Bunker Hill | 16 | 2,023 | 1,957 | 0.95% | 62 | 33 | Township |
| Leslie | 17 | 1,934 | 1,935 | -0.15% | 1,507 | 1 | City |
| Locke | 18 | 1,817 | 1,804 | 0.44% | 51 | 36 | Township |
| Wheatfield | 19 | 1,674 | 1,656 | 0.9% | 58 | 29 | Township |
| Webberville | 20 | 1,312 | 1,306 | -0.15% | 721 | 2 | Village |
| Stockbridge | 21 | 1,299 | 1,238 | 0.62% | 864 | 2 | Village |
| White Oak | 22 | 1,233 | 1,191 | 1.07% | 34 | 36 | Township |
| Mason | 23 | 757 | 747 | 0.26% | 24 | 32 | Township |
| Dansville | 24 | 519 | 530 | -0.57% | 516 | 1 | Village |
East Lansing is the largest city in Ingham County, with a population of 49,522.
Dansville is the smallest city in Ingham County, with a population of 519.
There are 24 cities in Ingham County, Michigan.