Statistic Walnut Creek California National
Population 69,836 39,512,223 328,239,523
Population density (sq mi) 3,534 256 91
Median age 48.3 36.0 37.7
Male/Female ratio 0.9:1 1.0:1 1.0:1
Married (15yrs & older) 63% 52% 55%
Families w/ Kids under 18 35% 46% 43%
Speak English 73% 56% 79%
Speak Spanish 5% 29% 13%

Overview of Walnut Creek Demographics

The demographics of Walnut Creek offer invaluable insights into the composition, dynamics and needs of both urban and rural areas, empowering planners, developers and policymakers to foster prosperity, equity, and well-being for all residents. With a population of 69,836, Walnut Creek exhibits a population density of 3,534 people per square mile, contrasting with the national average of 91. The median age stands at 48.3, with 63% of individuals aged 15 or older being married and 35% having children under 18. In terms of income equality in Walnut Creek, 10% of households report a median income below $25,000, while 45% report an income exceeding $150,000, showcasing a diverse economic landscape.

Walnut Creek Racial Demographics & Ethnicity

Recognizing the racial demographics and ethnicity breakdown of Walnut Creek is pivotal for addressing systemic inequities, championing social justice and inclusion and fostering resilient communities. In Walnut Creek, the racial breakdown comprises 68.6% White, 2.4% Black or African American, 18.1% Asian, 0.3% American Indian, and 0.4% Native Hawaiian, with 9.9% of the population identifying as Hispanic or Latino. 73.2% of households reported speaking English only, while 5.3% reported speaking Spanish only. Furthermore, 23.8% of residents were categorized as foreign-born.

Walnut Creek 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 Walnut Creek population density is 3,534 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?

Understanding Populations: Reporting and analyzing the demographic data in Walnut Creek can allow us to gain insights into the characteristics and composition of populations, including age, gender, race, ethnicity, income, education and other socio-economic factors. This understanding is essential for addressing the diverse needs, preferences and challenges of different demographic groups within communities. Demographics can play a crucial role in understanding populations, informing decision-making processes and promoting equity, inclusion, and well-being for all individuals and communities. Walnut Creek population data serves as a foundation for addressing social, economic, and environmental challenges and promoting the well-being and resilience of societies.

Education Allocation: Education planning benefits significantly from Walnut Creek demographic information, which helps identify student demographics, school enrollment trends, and educational needs. This data assists schools and policymakers in allocating resources effectively and devising impactful educational programs. It serves as a vital tool for recognizing disparities in educational access and outcomes among diverse demographic groups, including racial and ethnic minorities, socio-economic status, and students with disabilities. By disaggregating data based on demographic factors, education planners can pinpoint areas of inequity and implement targeted interventions to improve access, support, and outcomes for marginalized students. Ultimately, Walnut Creek demographic data is essential in education for advancing equity, fostering student success, and cultivating inclusive learning environments tailored to meet the needs of all students.

Healthcare Planning: The analysis of Walnut Creek demographics can offer insights into healthcare planning and delivery, identifying population health needs, disparities and risk factors. By understanding demographic trends, healthcare providers and policymakers can allocate resources effectively, develop prevention and intervention programs and address health inequities within communities. Through the use of demographic data and statistics, healthcare providers and policymakers aim to achieve equitable, accessible and high-quality healthcare for all individuals and communities. This proactive approach to healthcare planning ensures targeted interventions, efficient resource allocation and customized healthcare services to meet the diverse needs of populations.

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Demographics Quick Facts

  • The population density in Walnut Creek is 1281% higher than California
  • The median age in Walnut Creek is 34% higher than California
  • In Walnut Creek 68.63% of the population is White
  • In Walnut Creek 2.44% of the population is Black
  • In Walnut Creek 18.09% of the population is Asian

Compare Walnut Creek, CA Demographics


      Walnut Creek racial demographics

      Race Walnut Creek California National
      White 68.63% 61.26% 73.35%
      Black 2.44% 5.85% 12.63%
      Asian 18.09% 13.85% 5.22%
      American Indian 0.31% 0.74% 0.82%
      Native Hawaiian 0.38% 0.39% 0.18%
      Mixed race 7.87% 4.62% 3.06%
      Other race 2.29% 13.28% 4.75%
      In Walnut Creek, 9.9% 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

      Walnut Creek age breakdown

      Marital status

      Age of children in married couples

      Source: The Walnut Creek, CA demographics data displayed above is derived from the United States Census Bureau American Community Survey (ACS).