Note: As defined by the US Census Bureau, a city's official boundaries often extend miles beyond the city itself and may even cross county lines. As such, several thousand US cities officially exist in two or more counties (and therefore appear on multiple counties' lists of cities.)
City | Rank | 2024 Pop. | 2020 Pop. | Change | Density (/mi²) | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Coldwater | 1 | 14,644 | 13,824 | 1.42% | 1,517 | 9.7 | City |
| Quincy township | 2 | 4,013 | 4,114 | -1.5% | 114 | 35.2 | Township |
| Coldwater township | 3 | 3,326 | 3,411 | -1.48% | 129 | 25.9 | Township |
| Bronson | 4 | 2,261 | 2,305 | -0.48% | 1,654 | 1.4 | City |
| Algansee township | 5 | 1,985 | 2,032 | -1.44% | 56 | 35.5 | Township |
| Sherwood township | 6 | 1,927 | 1,959 | -1.23% | 56 | 34.7 | Township |
| Girard township | 7 | 1,724 | 1,768 | -1.43% | 49 | 35.1 | Township |
| Union City | 8 | 1,687 | 1,718 | -0.47% | 1,167 | 1.4 | Village |
| Quincy | 9 | 1,524 | 1,556 | -0.52% | 977 | 1.6 | Village |
| Kinderhook township | 10 | 1,412 | 1,431 | -1.19% | 73 | 19.5 | Township |
| Bethel township | 11 | 1,411 | 1,432 | -1.19% | 39 | 35.8 | Township |
| Butler township | 12 | 1,376 | 1,408 | -1.36% | 39 | 35.6 | Township |
| Batavia township | 13 | 1,298 | 1,325 | -1.44% | 36 | 35.7 | Township |
| Bronson township | 14 | 1,259 | 1,293 | -1.56% | 36 | 34.6 | Township |
| California township | 15 | 1,149 | 1,179 | -1.46% | 54 | 21.3 | Township |
| Matteson township | 16 | 1,139 | 1,170 | -1.56% | 32 | 35.8 | Township |
| Montgomery | 17 | 315 | 318 | -0.32% | 315 | 1.0 | Village |
| Sherwood | 18 | 284 | 284 | 0% | 283 | 1.0 | Village |
Note: City markers shown outside the county boundary mean that a part of the city extends into this county, but is primarily located in an adjacent county.
Coldwater is the largest city in Branch County.
Sherwood is the smallest city in Branch County.
There are 18 cities in Branch County, Michigan.