If you are looking for some quick, user-friendly statistics on Seminole County’s population, per capita income, labor force, cost of living and a host of other data, this is the right place. Check back from time to time, we will endeavor to keep the information current.

• Demographic Profile of Seminole County (Florida Office of Economic and Demographic Research - September 2024) (PDF)

Seminole County is comprised of seven cities. Check our "cities" page for information about each of them

Statistics

• Founded in 1913
• Land Area (square miles): 309
• Land and Water Area (square miles): 344
• Total Registered Voters: 339,576 (Supervisor of Elections,  December 2020)
  

Demographics

• Total Population : 470,856  (U.S. Census Bureau, 2020 Decennial Census)
• Total Occupied Households: 182,420  (U.S. Census Bureau 2020)
• Population Density (Pop/Sq. Mi): 1,522 --- The 4th most densely populated county in Florida (BEBR Estimate, Oct. 2020)
• Median Age, Seminole County: 39.8 (U.S. Census Bureau, American Community Survey 2021 Estimate)
  • Median Age, State of Florida: 42.8 (U.S. Census Bureau, American Community Survey 2021 Estimate)
• Average Household Size (Population/Households): 2.58 
• Per Capita Personal Income, Seminole County: $58,539 (U.S. Bureau of Economic Analysis 2021)
  • Per Capita Personal Income, State of Florida: $62,062 (U.S. Bureau of Economic Analysis 2021)

• Median Household Income, Seminole County: $70,236 (U.S. Census Bureau, American Community Survey 2021 Estimate)
  • Median Household Income, State of Florida: $63,062 (U.S. Census Bureau, American Community Survey 2021 Estimate)
• Number of Employed Residents: 244,546 (U.S. Bureau of Labor Statistics, 2021) 
• Number of Businesses: 16,897 (U.S. Bureau of Labor Statistics, 2021) 
• Population with a Bachelor's Degree or Higher, Seminole County: 43.4% (U.S. Census Bureau, American Community Survey 2021 Estimate)
  • Population with a Bachelor's Degree or Higher, State of Florida: 33.2% (U.S. Census Bureau, American Community Survey 2021 Estimate)

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