Statistic Belvidere Illinois National
Population 25,831 13,081,969 336,919,644
Population density (sq mi) 2,156 236 91
Median age 36.4 37.4 37.7
Male/Female ratio 1.0:1 1.0:1 1.0:1
Married (15yrs & older) 49% 55% 55%
Families w/ Kids under 18 48% 44% 43%
Speak English 68% 77% 79%
Speak Spanish 30% 13% 13%
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Overview of Belvidere Demographics

Belvidere 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 Belvidere population is 25,831 and has a population density of 2,156 people per square mile, compared to the national average of 91. The median age of all residents is 36.4, 49% of people 15 years of age or older are married and 48% have kids under the age of 18. In Belvidere, 25% of households have a median income that is below $25,000 and 12% of households report a median income above $150,000.

Belvidere Racial Demographics & Ethnicity

Understanding the Belvidere racial demographics and ethnic composition is paramount for addressing systemic inequities, advancing social justice and inclusion and fortifying communities. In Belvidere, the racial breakdown indicates 78.4% White, 2.4% Black or African American, 0.8% Asian, 0% American Indian and 0% Native Hawaiian, with 37.1% of the population identifying as Hispanic or Latino. Notably, 68.2% of households reported speaking English only, while 30.2% reported speaking Spanish only. Additionally, 13.8% of residents were categorized as foreign-born.

Belvidere 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 Belvidere population density is 2,156 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 Belvidere 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 Belvidere 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.

Education Allocation: Belvidere demographic data can help guide education planning by identifying student demographics, school enrollment trends and educational needs, helping schools and policymakers allocate resources and develop effective educational programs. It can be an essential tool for identifying disparities in educational access and outcomes among different demographic groups, such as racial and ethnic minorities, socio-economic status, or students with disabilities. By disaggregating data by demographic factors, education planners can identify areas of inequity and develop targeted interventions to improve access, support and outcomes for marginalized students. Overall, Belvidere demographic data is invaluable in education for promoting equity, supporting student success, and fostering inclusive learning environments that meet the needs of all students.

Urban Development: Urban planners can leverage demographics data in Belvidere to design and develop areas that cater to residents' needs, spanning housing, transportation, and public services, while prioritizing sustainability and enhancing quality of life. Demographic changes can contribute to gentrification and neighborhood evolution, whether in urban or rural contexts. As neighborhoods attract new residents with diverse income levels and lifestyle preferences, property values may appreciate, potentially displacing longstanding residents and reshaping the neighborhood's identity. Understanding population density, age distribution, household size and income levels is essential for guiding decisions on zoning, transportation infrastructure, housing development and public amenities. Incorporating Belvidere demographics data into planning and implementing affordable housing initiatives can help mitigate displacement risks.

Demographics Quick Facts

  • The population density in Belvidere is 815% higher than Illinois
  • The median age in Belvidere is 3% lower than Illinois
  • In Belvidere 78.36% of the population is White
  • In Belvidere 2.36% of the population is Black
  • In Belvidere 0.82% of the population is Asian

Compare Belvidere, IL Demographics

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      Belvidere racial demographics

      Race Belvidere Illinois National
      White 78.36% 72.14% 73.35%
      Black 2.36% 14.30% 12.63%
      Asian 0.82% 5.10% 5.22%
      American Indian 0.05% 0.23% 0.82%
      Native Hawaiian 0.00% 0.03% 0.18%
      Mixed race 4.53% 2.34% 3.06%
      Other race 13.88% 5.86% 4.75%
      In Belvidere, 37.1% 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

      Belvidere age breakdown

      Marital status

      Age of children in married couples

      Source: The Belvidere, 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.