Statistic Petaluma California National
Population 62,491 40,994,941 336,919,644
Population density (sq mi) 4,345 263 91
Median age 42.8 36.0 37.7
Male/Female ratio 1.0:1 1.0:1 1.0:1
Married (15yrs & older) 58% 52% 55%
Families w/ Kids under 18 42% 46% 43%
Speak English 78% 56% 79%
Speak Spanish 17% 29% 13%
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Overview of Petaluma Demographics

Petaluma 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 Petaluma population is 62,491 and has a population density of 4,345 people per square mile, compared to the national average of 91. The median age of all residents is 42.8, 58% of people 15 years of age or older are married and 42% have kids under the age of 18. In Petaluma, 10% of households have a median income that is below $25,000 and 38% of households report a median income above $150,000.

Petaluma Racial Demographics & Ethnicity

Understanding the Petaluma racial demographics and ethnic composition is paramount for addressing systemic inequities, advancing social justice and inclusion and fortifying communities. In Petaluma, the racial breakdown indicates 76.1% White, 1.3% Black or African American, 4.4% Asian, 0.8% American Indian and 0.1% Native Hawaiian, with 21.7% of the population identifying as Hispanic or Latino. Notably, 77.8% of households reported speaking English only, while 16.8% reported speaking Spanish only. Additionally, 15.2% of residents were categorized as foreign-born.

Petaluma 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 Petaluma population density is 4,345 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?

Healthcare Planning: By analyzing the Petaluma 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.

Policy Planning: Demographic data and statistics serve as vital tools for informing policy and decision-making processes across various levels of government, as well as within organizations and businesses. Through the reporting and analysis of demographic data, policymakers, government officials, and organizational leaders can pinpoint areas of need, allocate resources efficiently, and craft tailored policies and programs to address the unique needs and priorities of different demographic groups. The utilization of demographic data in Petaluma is instrumental in policy planning, facilitating resource allocation, evidence-based decision-making, priority identification, trend forecasting, policy impact assessment, and the promotion of equity and inclusion. By harnessing this data effectively, policymakers can devise targeted, impactful, and inclusive policies that cater to the diverse needs of communities.

Understanding Populations: Analyzing and interpreting the Petaluma demographic data provides us with valuable insights into the characteristics and composition of populations, encompassing age, gender, race, ethnicity, income, education and other socio-economic variables. This understanding is crucial for addressing the diverse needs, preferences and challenges encountered by various demographic groups within communities. Demographics play a crucial role in understanding populations, informing decision-making processes, and advancing equity, inclusion, and overall well-being for all individuals and communities. The Petaluma population and demographic data serves as a foundation for addressing social, economic and environmental challenges, while also nurturing the well-being and resilience of societies.

Demographics Quick Facts

  • The population density in Petaluma is 1551% higher than California
  • The median age in Petaluma is 19% higher than California
  • In Petaluma 76.10% of the population is White
  • In Petaluma 1.27% of the population is Black
  • In Petaluma 4.35% of the population is Asian

Compare Petaluma, CA Demographics

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      Petaluma racial demographics

      Race Petaluma California National
      White 76.10% 61.26% 73.35%
      Black 1.27% 5.85% 12.63%
      Asian 4.35% 13.85% 5.22%
      American Indian 0.81% 0.74% 0.82%
      Native Hawaiian 0.10% 0.39% 0.18%
      Mixed race 6.97% 4.62% 3.06%
      Other race 10.39% 13.28% 4.75%
      In Petaluma, 21.7% 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

      Petaluma age breakdown

      Marital status

      Age of children in married couples

      Source: The Petaluma, 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.