Kissimmee
- County:
- Osceola County
- County Seat:
- Yes
- Area (mi²):
- 21.525
- State:
- Florida
Kissimmee is a city located in Osceola County, Florida. Kissimmee has a 2026 population of 84,756. It is also the county seat of Osceola County. Kissimmee is currently growing at a rate of 2.08% annually and its population has increased by 7.04% since the most recent census, which recorded a population of 79,179 in 2020.