Marshall
- County:
- Calhoun County
- County Seat:
- Yes
- Area (mi²):
- 8.828
- State:
- Michigan
Marshall is a city located in Calhoun County, Michigan. Marshall has a 2026 population of 6,802. It is also the county seat of Calhoun County. Marshall is currently growing at a rate of 0.18% annually but its population has decreased by -0.54% since the most recent census, which recorded a population of 6,839 in 2020.