
St. Petersburg
- County:
- Pinellas County
- County Seat:
- No
- Area (mi²):
- 61.804
- State:
- Florida
St. Petersburg is a city located in Pinellas County, Florida. St. Petersburg has a 2025 population of 266,411. St. Petersburg is currently growing at a rate of 0.54% annually and its population has increased by 2.76% since the most recent census, which recorded a population of 259,266 in 2020.
The average household income in St. Petersburg is $106,804 with a poverty rate of 11.7%. The median age in St. Petersburg is 43.1 years: 42.7 years for males, and 43.5 years for females.