Statistic Rock Island Illinois National
Population 37,651 12,671,821 328,239,523
Population density (sq mi) 2,232 228 91
Median age 35.8 37.4 37.7
Male/Female ratio 1.0:1 1.0:1 1.0:1
Married (15yrs & older) 46% 55% 55%
Families w/ Kids under 18 45% 44% 43%
Speak English 86% 77% 79%
Speak Spanish 7% 13% 13%

Overview of Rock Island Demographics

The demographics of Rock Island 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 37,651, Rock Island exhibits a population density of 2,232 people per square mile, contrasting with the national average of 91. The median age stands at 35.8, with 46% of individuals aged 15 or older being married and 45% having children under 18. In terms of income equality in Rock Island, 24% of households report a median income below $25,000, while 11% report an income exceeding $150,000, showcasing a diverse economic landscape.

Rock Island Racial Demographics & Ethnicity

The Rock Island racial demographics and ethnicity breakdown could be indispensable tools for recognizing and rectifying systemic inequities, fostering social justice and inclusion and cultivating resilient communities. In Rock Island, the racial breakdown reveals 68.3% White, 19.1% Black or African American, 4.5% Asian, 0.5% American Indian and 0.5% Native Hawaiian, with 12.6% of the population identifying as Hispanic or Latino. Of all households, 85.9% reported speaking English only, while 6.9% reported speaking Spanish only. Moreover, 9.9% of residents were classified as foreign-born.

Rock Island 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 Rock Island population density is 2,232 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?

Social Cohesion: The analysis and understanding of demographics are essential for promoting social cohesion and fostering appreciation among diverse communities. By embracing and acknowledging differences in Rock Island demographics, societies can promote inclusivity, diversity and social harmony while addressing social inequalities and advocating for equal opportunities. Racial demographics can reflect the diversity within a population and are instrumental in fostering inclusive and welcoming communities. Embracing ethnic diversity strengthens social connections, promotes cultural understanding and enriches society by celebrating the contributions of individuals from diverse racial and ethnic backgrounds.

Policy Planning: At various levels of government and within organizations and businesses, demographic data and statistics serve as essential tools for guiding policy and decision-making processes. Through the examination and interpretation of Rock Island demographic stats and data, policymakers, government officials, and organizational leaders can pinpoint areas requiring attention, allocate resources judiciously and design policies and initiatives tailored to the specific needs and preferences of distinct demographic segments. The utilization of Rock Island demographic data plays a pivotal role in policy formulation by informing resource allocation, facilitating evidence-based decision-making, identifying key priorities, predicting future trends, assessing policy effectiveness, and advancing principles of equity and inclusivity. Through effective utilization of this data, policymakers can craft policies that are targeted, efficient, and responsive to the diverse needs of communities.

Healthcare Planning: The examination of Rock Island demographics can potentially inform healthcare planning and delivery by identifying population health needs, disparities and risk factors. By comprehending demographic trends, healthcare providers and policymakers can allocate resources effectively, develop prevention and intervention programs, and address health inequities within communities. Through the utilization of demographic statistics, healthcare providers and policymakers aim 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 tailored healthcare services to meet the diverse needs of populations.

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Demographics Quick Facts

  • The population density in Rock Island is 879% higher than Illinois
  • The median age in Rock Island is 4% lower than Illinois
  • In Rock Island 68.28% of the population is White
  • In Rock Island 19.11% of the population is Black
  • In Rock Island 4.55% of the population is Asian

Compare Rock Island, IL Demographics

      vs

      Rock Island racial demographics

      Race Rock Island Illinois National
      White 68.28% 72.14% 73.35%
      Black 19.11% 14.30% 12.63%
      Asian 4.55% 5.10% 5.22%
      American Indian 0.51% 0.23% 0.82%
      Native Hawaiian 0.52% 0.03% 0.18%
      Mixed race 5.40% 2.34% 3.06%
      Other race 1.64% 5.86% 4.75%
      In Rock Island, 12.6% 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

      Rock Island age breakdown

      Marital status

      Age of children in married couples

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