Stuart
- County:
- Martin County
- County Seat:
- Yes
- Area (mi²):
- 7.115
- State:
- Florida
Stuart is a city located in Martin County, Florida. Stuart has a 2026 population of 19,566. It is also the county seat of Martin County. Stuart is currently growing at a rate of 0.17% annually and its population has increased by 11.54% since the most recent census, which recorded a population of 17,542 in 2020.