Statistic Millbrae California National
Population 23,726 40,994,941 336,919,644
Population density (sq mi) 7,298 263 91
Median age 45.0 36.0 37.7
Male/Female ratio 1.0:1 1.0:1 1.0:1
Married (15yrs & older) 60% 52% 55%
Families w/ Kids under 18 41% 46% 43%
Speak English 53% 56% 79%
Speak Spanish 6% 29% 13%
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Overview of Millbrae Demographics

Millbrae 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 Millbrae population is 23,726 and has a population density of 7,298 people per square mile, compared to the national average of 91. The median age of all residents is 45, 60% of people 15 years of age or older are married and 41% have kids under the age of 18. In Millbrae, 8% of households have a median income that is below $25,000 and 51% of households report a median income above $150,000.

Millbrae Racial Demographics & Ethnicity

Recognizing the racial demographics and ethnicity breakdown of Millbrae is pivotal for addressing systemic inequities, championing social justice and inclusion and fostering resilient communities. In Millbrae, the racial breakdown comprises 41.4% White, 0.7% Black or African American, 45.9% Asian, 0.1% American Indian, and 0% Native Hawaiian, with 12.6% of the population identifying as Hispanic or Latino. 53% of households reported speaking English only, while 6.4% reported speaking Spanish only. Furthermore, 38.1% of residents were categorized as foreign-born.

Millbrae Population Density

High population density areas are renowned for their extensive array of amenities and services, easily accessible to residents within walking distance or a short commute. From healthcare facilities and educational institutions to cultural venues, dining establishments, retail shops and public transportation options, these communities offer convenience and enrichment to their inhabitants. The Millbrae population density is 7,298 people per square mile, well above the national average of 91, making it one of the most densely populated cities in the nation.

Why are Demographics Important?

Understanding Populations: By delving into and analyzing the Millbrae demographic stats, we can uncover insightful details regarding the composition and attributes of populations, spanning age, gender, race, ethnicity, income, education and other socio-economic indicators. This comprehension is vital for addressing the diverse needs, preferences and hurdles faced by various demographic groups within communities. Demographics wield significant influence in understanding populations, shaping decision-making processes and championing equity, inclusion, and the overall welfare of all individuals and communities. The Millbrae population and demographic data serves as a cornerstone for tackling social, economic and environmental challenges, while simultaneously nurturing the well-being and resilience of societies.

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 Millbrae 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.

Healthcare Planning: By analyzing the Millbrae 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 Millbrae is 2673% higher than California
  • The median age in Millbrae is 25% higher than California
  • In Millbrae 41.39% of the population is White
  • In Millbrae 0.73% of the population is Black
  • In Millbrae 45.86% of the population is Asian

Compare Millbrae, CA Demographics

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      Millbrae racial demographics

      Race Millbrae California National
      White 41.39% 61.26% 73.35%
      Black 0.73% 5.85% 12.63%
      Asian 45.86% 13.85% 5.22%
      American Indian 0.14% 0.74% 0.82%
      Native Hawaiian 0.04% 0.39% 0.18%
      Mixed race 5.97% 4.62% 3.06%
      Other race 5.87% 13.28% 4.75%
      In Millbrae, 12.6% 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

      Millbrae age breakdown

      Marital status

      Age of children in married couples

      Source: The Millbrae, 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.