Statistic Chatham Illinois National
Population 13,697 13,081,969 336,919,644
Population density (sq mi) 1,960 236 91
Median age 35.2 37.4 37.7
Male/Female ratio 0.8:1 1.0:1 1.0:1
Married (15yrs & older) 61% 55% 55%
Families w/ Kids under 18 58% 44% 43%
Speak English 97% 77% 79%
Speak Spanish 1% 13% 13%
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Overview of Chatham Demographics

The demographics of Chatham 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 13,697, Chatham exhibits a population density of 1,960 people per square mile, contrasting with the national average of 91. The median age stands at 35.2, with 61% of individuals aged 15 or older being married and 58% having children under 18. In terms of income equality in Chatham, 6% of households report a median income below $25,000, while 32% report an income exceeding $150,000, showcasing a diverse economic landscape.

Chatham Racial Demographics & Ethnicity

Recognizing the racial demographics and ethnicity breakdown of Chatham is pivotal for addressing systemic inequities, championing social justice and inclusion and fostering resilient communities. In Chatham, the racial breakdown comprises 95.7% White, 1.3% Black or African American, 1.1% Asian, 0% American Indian, and 0.1% Native Hawaiian, with 0.9% of the population identifying as Hispanic or Latino. 97.4% of households reported speaking English only, while 0.7% reported speaking Spanish only. Furthermore, 1.9% of residents were categorized as foreign-born.

Chatham Population Density

Chatham has a population density that is well above-average, which 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. Chatham has a population density of 1,960 people per square mile, exceeding the national average of 91 and positions itself in a good spot to reap the benefits of densely populated areas.

Is Chatham Family Friendly?

A family-friendly city like Chatham can prioritize the well-being and needs of families, creating an environment where children thrive, parents feel supported and families can enjoy a high quality of life together. Family-friendly cities are also known to foster a strong sense of community, with neighbors supporting and looking out for one another. These areas could also boast excellent educational opportunities, including high-quality schools, libraries and extracurricular activities. Access to quality education is essential for children's development and future success. By prioritizing the well-being of its residents, such cities become vibrant and resilient communities where families can truly flourish. In Chatham, 58% of families have kids under the age of 18 and 61% of residents over 15 years old are married. These demographics put this area in a position to reap the benefits of a family-friendly area.

Why are Demographics Important?

Policy Planning: Demographic data and statistics can inform policy and decision-making processes at various levels of government, as well as in organizations and businesses. By reporting and analyzing Chatham demographics data, policymakers, government officials and organizational leaders can identify areas of need, allocate resources effectively and develop targeted policies and programs that address the specific needs and priorities of different demographic groups. Chatham demographics can play a crucial role in policy planning by informing resource allocation, evidence-based decision making, identifying priorities, forecasting future trends, monitoring policy impact and promoting equity and inclusion. By leveraging this data effectively, policymakers can develop policies that are targeted, effective and responsive to the needs of diverse communities.

Urban Development: Chatham demographic statistics are invaluable for urban planners in designing and developing areas that cater to residents' needs, encompassing housing, transportation, and public services, all while fostering sustainability and enhancing quality of life. Shifts in demographics can influence gentrification and neighborhood transformation, whether in urban or rural settings. As neighborhoods attract new residents with varying income levels and lifestyle preferences, property values may increase, potentially displacing long-term residents and altering the neighborhood's character. Analyzing population density, age distribution, household size, and income levels is crucial for guiding decisions regarding zoning, transportation infrastructure, housing expansion and public amenities. Utilizing Chatham demographic data in planning and executing affordable housing initiatives can serve as a preventive measure against displacement.

Healthcare Planning: An analysis of Chatham demographics can inform healthcare planning and delivery by identifying population health needs, disparities and risk factors. Understanding demographic trends allows healthcare providers and policymakers to allocate resources effectively, develop prevention and intervention programs and address health inequities within communities. Leveraging demographic data, healthcare providers, and policymakers strive to achieve equitable, accessible, and high-quality healthcare for all individuals and communities. This proactive healthcare planning approach ensures targeted interventions, efficient resource allocation and customized healthcare services to meet the diverse needs of populations.

Demographics Quick Facts

  • The population density in Chatham is 732% higher than Illinois
  • The median age in Chatham is 6% lower than Illinois
  • In Chatham 95.71% of the population is White
  • In Chatham 1.34% of the population is Black
  • In Chatham 1.07% of the population is Asian

Compare Chatham, IL Demographics

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      Chatham racial demographics

      Race Chatham Illinois National
      White 95.71% 72.14% 73.35%
      Black 1.34% 14.30% 12.63%
      Asian 1.07% 5.10% 5.22%
      American Indian 0.00% 0.23% 0.82%
      Native Hawaiian 0.14% 0.03% 0.18%
      Mixed race 1.63% 2.34% 3.06%
      Other race 0.11% 5.86% 4.75%
      In Chatham, 0.9% 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

      Chatham age breakdown

      Marital status

      Age of children in married couples

      Source: The Chatham, IL 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.