Statistic Santa Ana California National
Population 345,160 40,994,941 336,919,644
Population density (sq mi) 12,715 263 91
Median age 32.6 36.0 37.7
Male/Female ratio 1.1:1 1.0:1 1.0:1
Married (15yrs & older) 48% 52% 55%
Families w/ Kids under 18 46% 46% 43%
Speak English 21% 56% 79%
Speak Spanish 67% 29% 13%
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Local Insights Report

Overview of Santa Ana Demographics

Santa Ana 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 Santa Ana population is 345,160 and has a population density of 12,715 people per square mile, compared to the national average of 91. The median age of all residents is 32.6, 48% of people 15 years of age or older are married and 46% have kids under the age of 18. In Santa Ana, 14% of households have a median income that is below $25,000 and 22% of households report a median income above $150,000.

Santa Ana Racial Demographics & Ethnicity

The Santa Ana racial demographics and ethnicity breakdown could be indispensable tools for recognizing and rectifying systemic inequities, fostering social justice and inclusion and cultivating resilient communities. In Santa Ana, the racial breakdown reveals 35.6% White, 1% Black or African American, 12.1% Asian, 0.6% American Indian and 0.2% Native Hawaiian, with 76% of the population identifying as Hispanic or Latino. Of all households, 21.4% reported speaking English only, while 67.4% reported speaking Spanish only. Moreover, 42.7% of residents were classified as foreign-born.

Santa Ana 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 Santa Ana population density is 12,715 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?

Education Allocation: Santa Ana 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, Santa Ana demographic data is invaluable in education for promoting equity, supporting student success, and fostering inclusive learning environments that meet the needs of all students.

Urban Development: Urban planners could use Santa Ana 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 Santa Ana demographics for planning and development of affordable housing can help prevent displacement.

Healthcare Planning: By analyzing the Santa Ana demographic data, it can potentially inform healthcare planning and delivery by identifying population health needs, disparities, and risk factors. Understanding demographic trends helps healthcare providers and policymakers allocate resources, develop prevention and intervention programs, and address health inequities within communities. By leveraging demographic data, healthcare providers and policymakers can work towards achieving equitable, accessible, and high-quality healthcare for all individuals and communities. This proactive approach to healthcare planning ensures that interventions are targeted, resources are allocated efficiently, and healthcare services are tailored to meet the diverse needs of populations.

Demographics Quick Facts

  • The population density in Santa Ana is 4732% higher than California
  • The median age in Santa Ana is 9% lower than California
  • In Santa Ana 35.64% of the population is White
  • In Santa Ana 1.02% of the population is Black
  • In Santa Ana 12.09% of the population is Asian

Compare Santa Ana, CA Demographics

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      Santa Ana racial demographics

      Race Santa Ana California National
      White 35.64% 61.26% 73.35%
      Black 1.02% 5.85% 12.63%
      Asian 12.09% 13.85% 5.22%
      American Indian 0.58% 0.74% 0.82%
      Native Hawaiian 0.23% 0.39% 0.18%
      Mixed race 5.70% 4.62% 3.06%
      Other race 44.73% 13.28% 4.75%
      In Santa Ana, 76.0% 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

      Santa Ana age breakdown

      Marital status

      Age of children in married couples

      Source: The Santa Ana, CA 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.