Statistic South Bay Florida National
Population 6,857 21,997,150 336,919,644
Population density (sq mi) 2,554 410 91
Median age 41.1 41.6 37.7
Male/Female ratio 3.7:1 1.0:1 1.0:1
Married (15yrs & older) 26% 54% 55%
Families w/ Kids under 18 41% 38% 43%
Speak English 77% 72% 79%
Speak Spanish 19% 21% 13%
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Overview of South Bay Demographics

South Bay 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 South Bay population is 6,857 and has a population density of 2,554 people per square mile, compared to the national average of 91. The median age of all residents is 41.1, 26% of people 15 years of age or older are married and 41% have kids under the age of 18. In South Bay, 46% of households have a median income that is below $25,000 and 8% of households report a median income above $150,000.

South Bay Racial Demographics & Ethnicity

Understanding the South Bay racial demographics and ethnic composition is paramount for addressing systemic inequities, advancing social justice and inclusion and fortifying communities. In South Bay, the racial breakdown indicates 33.4% White, 58% Black or African American, 1.2% Asian, 0.5% American Indian and 0% Native Hawaiian, with 20.9% of the population identifying as Hispanic or Latino. Notably, 76.9% of households reported speaking English only, while 19.2% reported speaking Spanish only. Additionally, 19.5% of residents were categorized as foreign-born.

South Bay Population Density

Areas with a high population density tend to support a wide range of amenities and services within walking distance or a short commute. Residents tend to have convenient access to healthcare facilities, educational institutions, cultural venues, restaurants, shops and public transportation options, enhancing their quality of life and overall well-being. The South Bay population density is 2,554 people per square mile, which is well-above the national average of 91 and is considered one of the most densely populated cities in the country.

Why are Demographics Important?

Social Cohesion: Analyzing demographics is vital for nurturing social cohesion and fostering understanding among diverse communities. By embracing and respecting variations in South Bay demographics, societies can advance inclusivity, diversity and social unity while combatting social inequalities and advocating for equal opportunities. Racial demographics mirror the diversity within a population and can be instrumental in cultivating inclusive and inviting communities. Embracing diversity strengthens social bonds, fosters cultural appreciation and enriches society by acknowledging the contributions of individuals from various racial and ethnic backgrounds.

Urban Development: Urban planners could use South Bay demographic data to design and create areas that accommodate the needs of residents, including housing, transportation and public services, while promoting sustainability and quality of life. Demographic shifts can contribute to gentrification and neighborhood change in urban or rural areas. As neighborhoods attract new residents with different income levels and lifestyle preferences, property values may rise, leading to displacement of long-time residents and changes in the character and identity of the neighborhood. Understanding population density, age distribution, household size and income levels helps inform decisions related to zoning, transportation infrastructure, housing development and public amenities. Lastly, using South Bay demographics for planning and development of affordable housing can help prevent displacement.

Education Allocation: South Bay demographic data can help guide education planning by identifying student demographics, school enrollment trends and educational needs, helping schools and policymakers allocate resources and develop effective educational programs. It can be an essential tool for identifying disparities in educational access and outcomes among different demographic groups, such as racial and ethnic minorities, socio-economic status, or students with disabilities. By disaggregating data by demographic factors, education planners can identify areas of inequity and develop targeted interventions to improve access, support and outcomes for marginalized students. Overall, South Bay demographic data is invaluable in education for promoting equity, supporting student success, and fostering inclusive learning environments that meet the needs of all students.

Demographics Quick Facts

  • The population density in South Bay is 523% higher than Florida
  • The median age in South Bay is 1% lower than Florida
  • In South Bay 33.41% of the population is White
  • In South Bay 57.97% of the population is Black
  • In South Bay 1.17% of the population is Asian

Compare South Bay, FL Demographics

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      South Bay racial demographics

      Race South Bay Florida National
      White 33.41% 75.90% 73.35%
      Black 57.97% 16.14% 12.63%
      Asian 1.17% 2.61% 5.22%
      American Indian 0.45% 0.27% 0.82%
      Native Hawaiian 0.00% 0.06% 0.18%
      Mixed race 5.09% 2.48% 3.06%
      Other race 1.91% 2.54% 4.75%
      In South Bay, 20.9% 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

      South Bay age breakdown

      Marital status

      Age of children in married couples

      Source: The South Bay, FL demographics data displayed above is derived from the United States Census Bureau American Community Survey (ACS) and include 2026 modeled data developed using proprietary methodologies.