Stuart is a city located in Martin County Florida. It is also the county seat of Martin County. With a 2020 population of 16,203, it is the 136th largest city in Florida and the 2202nd largest city in the United States . Stuart is currently declining at a rate of -0.10% annually but its population has increased by 3.91% since the most recent census, which recorded a population of 15,593 in 2010. Stuart reached it's highest population of 16,254 in 2018. Spanning over 9 miles, Stuart has a population density of 2,399 people per square mile.
The average household income in Stuart is $71,706 with a poverty rate of 12.80%. The median rental costs in recent years comes to $1,127 per month, and the median house value is $185,700. The median age in Stuart is 51.1 years, 48.4 years for males, and 54.6 years for females.