Statistic St. Petersburg Florida National
Population 264,001 21,477,737 328,239,523
Population density (sq mi) 4,267 410 91
Median age 43.1 41.6 37.7
Male/Female ratio 0.9:1 1.0:1 1.0:1
Married (15yrs & older) 47% 54% 55%
Families w/ Kids under 18 35% 38% 43%
Speak English 88% 72% 79%
Speak Spanish 6% 21% 13%

Overview of St. Petersburg Demographics

St. Petersburg demographics provide invaluable insights into the composition, dynamics and needs of urban and rural areas, enabling them to plan, develop, and govern in ways that promote prosperity, equity and well-being for all residents. The St. Petersburg population is 264,001 and has a population density of 4,267 people per square mile, compared to the national average of 91. The median age of all residents is 43.1, 47% of people 15 years of age or older are married and 35% have kids under the age of 18. In St. Petersburg, 18% of households have a median income that is below $25,000 and 19% of households report a median income above $150,000.

St. Petersburg Racial Demographics & Ethnicity

Recognizing the racial demographics and ethnicity breakdown of St. Petersburg is pivotal for addressing systemic inequities, championing social justice and inclusion and fostering resilient communities. In St. Petersburg, the racial breakdown comprises 69% White, 21.3% Black or African American, 3.5% Asian, 0.2% American Indian, and 0% Native Hawaiian, with 8.4% of the population identifying as Hispanic or Latino. 87.6% of households reported speaking English only, while 5.5% reported speaking Spanish only. Furthermore, 10% of residents were categorized as foreign-born.

St. Petersburg Population Density

High population density areas typically offer a diverse array of amenities and services within walking distance or a short commute, enriching residents' quality of life and well-being. Accessible healthcare facilities, educational institutions, cultural venues, restaurants, shopping and public transportation options contribute to the convenience and vibrancy of these communities. The population density of of St. Petersburg is 4,267 people per square mile, which far exceeds the national average of 91 and ranks among the most densely populated cities in the nation.

Why are Demographics Important?

Social Cohesion: Reporting and analyzing demographics can play a crucial role in fostering social cohesion and understanding among diverse communities. By recognizing and appreciating differences in St. Petersburg demographics, societies can promote inclusivity, diversity and social harmony, while addressing social disparities and promoting equal opportunities for all individuals. Racial demographics reflect the diversity of a population and contribute to fostering inclusive and welcoming communities. Embracing diversity strengthens social cohesion, promotes cultural understanding and enriches the fabric of society by celebrating the contributions of individuals from different racial and ethnic backgrounds.

Education Allocation: Utilizing census data like St. Petersburg demographics can be useful in guiding education planning, as it helps identify student demographics, school enrollment trends and educational needs. This data assists schools and policymakers in allocating resources and devising effective educational programs. It serves as a vital tool for recognizing disparities in educational access and outcomes among various demographic groups, including racial and ethnic minorities, socio-economic status and students with disabilities. By disaggregating data based on demographic factors, education planners can pinpoint areas of inequity and implement targeted interventions to enhance access, support and outcomes for marginalized students. In essence, St. Petersburg demographic statistics can play an indispensable role in education by promoting equity, bolstering student success and cultivating inclusive learning environments tailored to meet the needs of all students.

Healthcare Planning: The examination of St. Petersburg demographics can potentially inform healthcare planning and delivery by identifying population health needs, disparities and risk factors. By comprehending demographic trends, healthcare providers and policymakers can allocate resources effectively, develop prevention and intervention programs, and address health inequities within communities. Through the utilization of demographic statistics, healthcare providers and policymakers aim to achieve equitable, accessible, and high-quality healthcare for all individuals and communities. This proactive healthcare planning approach ensures targeted interventions, efficient resource allocation and tailored healthcare services to meet the diverse needs of populations.

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Demographics Quick Facts

  • The population density in St. Petersburg is 941% higher than Florida
  • The median age in St. Petersburg is 4% higher than Florida
  • In St. Petersburg 69.03% of the population is White
  • In St. Petersburg 21.26% of the population is Black
  • In St. Petersburg 3.48% of the population is Asian

Compare St. Petersburg, FL Demographics


      St. Petersburg racial demographics

      Race St. Petersburg Florida National
      White 69.03% 75.90% 73.35%
      Black 21.26% 16.14% 12.63%
      Asian 3.48% 2.61% 5.22%
      American Indian 0.21% 0.27% 0.82%
      Native Hawaiian 0.04% 0.06% 0.18%
      Mixed race 4.65% 2.48% 3.06%
      Other race 1.34% 2.54% 4.75%
      In St. Petersburg, 8.4% of people are of Hispanic or Latino origin.
      Please note: Hispanics may be of any race, so also are included in any/all of the applicable race categories above.

      Household income distribution

      Place of birth by citizenship

      St. Petersburg age breakdown

      Marital status

      Age of children in married couples

      Source: The St. Petersburg, FL demographics data displayed above is derived from the United States Census Bureau American Community Survey (ACS).