Statistic Oak Brook Illinois National
Population 8,085 12,671,821 328,239,523
Population density (sq mi) 1,015 228 91
Median age 55.1 37.4 37.7
Male/Female ratio 0.9:1 1.0:1 1.0:1
Married (15yrs & older) 76% 55% 55%
Families w/ Kids under 18 33% 44% 43%
Speak English 62% 77% 79%
Speak Spanish 4% 13% 13%

Overview of Oak Brook Demographics

The population of Oak Brook is 8,085, with a population density of 1,015 people per square mile, diverging from the national average of 91. The median age is 55.1 and 76% of individuals aged 15 or older are married, while 33% have children under 18. As far as income equality in Oak Brook goes, 11% of households have a median income below $25,000, whereas 54% report an income exceeding $150,000. The Oak Brook 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.

Oak Brook Racial Demographics & Ethnicity

The Oak Brook racial demographics and ethnicity breakdown serves as a critical tool for understanding and addressing systemic inequities, promoting social justice and inclusion and building stronger, more resilient communities. The racial breakdown in Oak Brook is 63.9% White, 1.8% Black or African American, 29.6% Asian, 0% American Indian and 0% Native Hawaiian - 4.7% of the population identify as Hispanic or Latino. Of all households, 62.2% reported speaking English only, while 4.2% reported speaking Spanish only. A total of 26.7% of residents were considered foreign born.

Oak Brook Population Density

Oak Brook, characterized by above-average population density, plays a pivotal role in promoting environmental sustainability by reducing per capita energy consumption, greenhouse gas emissions and land use. Its compact urban development encourages energy-efficient buildings, active transportation modes like walking and cycling and the utilization of public transit, fostering sustainable lifestyles and mitigating environmental impact. Additionally, the area's dense population contributes to a vibrant social and cultural scene, featuring a diverse array of cultural events, festivals and community activities. This cultural diversity fuels creativity, innovation, and cross-cultural exchange, enhancing the community's social fabric. The Oak Brook population density stands at 1,015, exceeding the national average, at 91 people per square mile, positioning it in a nice position to reap the benefits of densely populated areas.

Why are Demographics Important?

Healthcare Planning: By analyzing the Oak Brook 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.

Understanding Populations: Reporting and analyzing the demographic data in Oak Brook 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. Oak Brook population data serves as a foundation for addressing social, economic, and environmental challenges and promoting 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 Oak Brook 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.

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Demographics Quick Facts

  • The population density in Oak Brook is 345% higher than Illinois
  • The median age in Oak Brook is 47% higher than Illinois
  • In Oak Brook 63.93% of the population is White
  • In Oak Brook 1.81% of the population is Black
  • In Oak Brook 29.62% of the population is Asian

Compare Oak Brook, IL Demographics

      vs

      Oak Brook racial demographics

      Race Oak Brook Illinois National
      White 63.93% 72.14% 73.35%
      Black 1.81% 14.30% 12.63%
      Asian 29.62% 5.10% 5.22%
      American Indian 0.00% 0.23% 0.82%
      Native Hawaiian 0.00% 0.03% 0.18%
      Mixed race 4.06% 2.34% 3.06%
      Other race 0.58% 5.86% 4.75%
      In Oak Brook, 4.7% 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

      Oak Brook age breakdown

      Marital status

      Age of children in married couples

      Source: The Oak Brook, IL demographics data displayed above is derived from the United States Census Bureau American Community Survey (ACS).