Statistic Hillsborough California National
Population 11,923 40,994,941 336,919,644
Population density (sq mi) 1,926 263 91
Median age 46.6 36.0 37.7
Male/Female ratio 1.0:1 1.0:1 1.0:1
Married (15yrs & older) 75% 52% 55%
Families w/ Kids under 18 46% 46% 43%
Speak English 68% 56% 79%
Speak Spanish 3% 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 Hillsborough Demographics

Understanding the demographics of Hillsborough is essential for gaining insights into the composition, dynamics and needs of any city, town or village. This knowledge empowers planners, developers and policymakers to strategize effectively, promoting prosperity, equity and well-being for all residents. The Hillsborough population is 11,923, with a population density of 1,926 people per square mile, diverging from the national average of 91. The median age is 46.6, and 75% of individuals aged 15 or older are married, while 46% have children under 18. As far as income equality in Hillsborough, 4% of households have a median income below $25,000, whereas 77% report an income exceeding $150,000, indicating a varied economic landscape within the area.

Hillsborough Racial Demographics & Ethnicity

The 5 largest ethnic groups in Hillsborough are 59.7% White, 0.2% Black or African American, 30.9% Asian, 0.1% American Indian and 0.1% Native Hawaiian, with 3.6% of the population identifying as Hispanic or Latino. Of note, 68.1% of households reported speaking English only, while 2.7% reported speaking Spanish only. Additionally, 24% of residents were classified as foreign-born. The Hillsborough racial demographics and ethnicity breakdown are essential for comprehending and addressing systemic inequities, advancing social justice and inclusion and cultivating resilient communities.

Hillsborough Population Density

Communities such as Hillsborough, with population densities higher than the average, play a significant role in promoting environmental sustainability by decreasing per capita energy consumption, greenhouse gas emissions and land use. Their compact urban development encourages the adoption of energy-efficient buildings, walking, cycling, and public transportation, fostering sustainable lifestyles and minimizing environmental impact. Additionally, densely populated areas tend to cultivate vibrant social and cultural scenes, fueled by a diverse population that contributes to a myriad of cultural events, festivals and community activities. This cultural diversity sparks creativity, innovation and cross-cultural exchange, enriching the social fabric of the community. Hillsborough has a population density of 1,926, surpassing the national average of 91 people per square mile, as it stands poised to reap the benefits of dense urban living.

Why are Demographics Important?

Urban Development: Utilizing Hillsborough demographic statistics and data, urban planners can craft and develop areas that cater to local residents, encompassing housing, transportation and public services, all while emphasizing sustainability and enriching quality of life. Demographic transitions can contribute to gentrification and neighborhood evolution, whether in urban or rural environments. As neighborhoods draw in new residents with varying income levels and lifestyle preferences, property values may appreciate, potentially displacing longtime inhabitants and reshaping the neighborhood's fabric. Comprehensive insights into population density, age distribution, household size, and income levels are instrumental in guiding decisions regarding zoning, transportation infrastructure, housing expansion and public amenities. Harnessing Hillsborough demographic stats for planning and executing affordable housing initiatives can serve as a preventive measure against displacement.

Healthcare Planning: Analyzing the demographic data in Hillsborough has the potential to inform healthcare planning and delivery by identifying population health needs, disparities and risk factors. Healthcare providers and policymakers can allocate resources more effectively, develop prevention and intervention programs and address health inequities within communities by understanding demographic trends. Leveraging demographic statistics can enable healthcare providers and policymakers to strive for 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 diverse population needs.

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 Hillsborough 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.

Demographics Quick Facts

  • The population density in Hillsborough is 632% higher than California
  • The median age in Hillsborough is 29% higher than California
  • In Hillsborough 59.71% of the population is White
  • In Hillsborough 0.19% of the population is Black
  • In Hillsborough 30.90% of the population is Asian

Compare Hillsborough, CA Demographics

City Image
    City Default Image
      vs

      Hillsborough racial demographics

      Race Hillsborough California National
      White 59.71% 61.26% 73.35%
      Black 0.19% 5.85% 12.63%
      Asian 30.90% 13.85% 5.22%
      American Indian 0.14% 0.74% 0.82%
      Native Hawaiian 0.11% 0.39% 0.18%
      Mixed race 8.13% 4.62% 3.06%
      Other race 0.82% 13.28% 4.75%
      In Hillsborough, 3.6% 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

      Hillsborough age breakdown

      Marital status

      Age of children in married couples

      Source: The Hillsborough, 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.