Statistic Sebastopol California National
Population 7,965 40,994,941 336,919,644
Population density (sq mi) 4,282 263 91
Median age 48.5 36.0 37.7
Male/Female ratio 0.9:1 1.0:1 1.0:1
Married (15yrs & older) 53% 52% 55%
Families w/ Kids under 18 42% 46% 43%
Speak English 86% 56% 79%
Speak Spanish 9% 29% 13%
See Who Lives in the Area Before Buying! Local Insights Report
  • Know the community before you call it home
  • Get clear insights into age, income, education, etc.
  • Access over 300 data points for any address
Local Insights Report

Overview of Sebastopol Demographics

The population of Sebastopol is 7,965, with a population density of 4,282 people per square mile, diverging from the national average of 91. The median age is 48.5 and 53% of individuals aged 15 or older are married, while 42% have children under 18. As far as income equality in Sebastopol goes, 19% of households have a median income below $25,000, whereas 31% report an income exceeding $150,000. The Sebastopol demographics data can provide indispensable insights into the composition, dynamics and needs of cities, towns or even villages, empowering planners, developers and policymakers to devise strategies that foster prosperity, equity and well-being for all residents.

Sebastopol Racial Demographics & Ethnicity

The Sebastopol 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 Sebastopol, the racial breakdown reveals 80.8% White, 1.7% Black or African American, 3.8% Asian, 0% American Indian and 0.2% Native Hawaiian, with 12.7% of the population identifying as Hispanic or Latino. Of all households, 86.3% reported speaking English only, while 8.8% reported speaking Spanish only. Moreover, 13% of residents were classified as foreign-born.

Sebastopol 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 Sebastopol population density is 4,282 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?

Healthcare Planning: An analysis of Sebastopol demographics can inform healthcare planning and delivery by identifying population health needs, disparities and risk factors. Understanding demographic trends allows healthcare providers and policymakers to allocate resources effectively, develop prevention and intervention programs and address health inequities within communities. Leveraging demographic data, healthcare providers, and policymakers strive 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 customized healthcare services to meet the diverse needs of populations.

Policy Planning: Demographic data and statistics can inform policy and decision-making processes at various levels of government, as well as in organizations and businesses. By reporting and analyzing Sebastopol demographics data, policymakers, government officials and organizational leaders can identify areas of need, allocate resources effectively and develop targeted policies and programs that address the specific needs and priorities of different demographic groups. Sebastopol demographics can play a crucial role in policy planning by informing resource allocation, evidence-based decision making, identifying priorities, forecasting future trends, monitoring policy impact and promoting equity and inclusion. By leveraging this data effectively, policymakers can develop policies that are targeted, effective and responsive to the needs of diverse communities.

Education Allocation: Sebastopol 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, Sebastopol 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 Sebastopol is 1527% higher than California
  • The median age in Sebastopol is 35% higher than California
  • In Sebastopol 80.83% of the population is White
  • In Sebastopol 1.74% of the population is Black
  • In Sebastopol 3.78% of the population is Asian

Compare Sebastopol, CA Demographics

City Image
    City Default Image
      vs
      Compare Neighborhoods & Addresses Local Insights Report

      Why stop at city-to-city? With Local Insights, you can compare neighborhoods, zip codes, or even exact addresses. Access 300+ hyperlocal data points—from schools and crime to housing and amenities—to see which area is the better fit.

      Local Insights Report

      Sebastopol racial demographics

      Race Sebastopol California National
      White 80.83% 61.26% 73.35%
      Black 1.74% 5.85% 12.63%
      Asian 3.78% 13.85% 5.22%
      American Indian 0.00% 0.74% 0.82%
      Native Hawaiian 0.23% 0.39% 0.18%
      Mixed race 7.02% 4.62% 3.06%
      Other race 6.39% 13.28% 4.75%
      In Sebastopol, 12.7% 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

      Sebastopol age breakdown

      Marital status

      Age of children in married couples

      Source: The Sebastopol, 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.