| Statistic | Sullivan | Illinois | National |
| Population | 4,450 | 12,671,821 | 328,239,523 |
| Population density (sq mi) | 1,607 | 228 | 91 |
| Median age | 37.5 | 37.4 | 37.7 |
| Male/Female ratio | 0.8:1 | 1.0:1 | 1.0:1 |
| Married (15yrs & older) | 62% | 55% | 55% |
| Families w/ Kids under 18 | 43% | 44% | 43% |
| Speak English | 98% | 77% | 79% |
| Speak Spanish | 1% | 13% | 13% |
The population of Sullivan is 4,450, with a population density of 1,607 people per square mile, diverging from the national average of 91. The median age is 37.5 and 62% of individuals aged 15 or older are married, while 43% have children under 18. As far as income equality in Sullivan goes, 27% of households have a median income below $25,000, whereas 8% report an income exceeding $150,000. The Sullivan 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.
Understanding the Sullivan racial demographics and ethnic composition is paramount for addressing systemic inequities, advancing social justice and inclusion and fortifying communities. In Sullivan, the racial breakdown indicates 96.3% White, 1.4% Black or African American, 0.3% Asian, 0% American Indian and 0% Native Hawaiian, with 1.4% of the population identifying as Hispanic or Latino. Notably, 97.8% of households reported speaking English only, while 0.9% reported speaking Spanish only. Additionally, 1.5% of residents were categorized as foreign-born.
Sullivan, 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 Sullivan population density stands at 1,607, exceeding the national average, at 91 people per square mile, positioning it in a nice position to reap the benefits of densely populated areas.
Urban Development: By leveraging demographic data in Sullivan, urban planners can tailor areas to meet the needs of any resident across housing, transportation and public services, all while fostering sustainability and elevating quality of life. Demographic changes can fuel gentrification and neighborhood transformation, whether in urban or rural settings. As neighborhoods attract newcomers with varying income levels and lifestyle preferences, property values may appreciate, potentially displacing established residents and reshaping the neighborhood's fabric. A nuanced understanding of population density, age distribution, household size and income levels is pivotal for guiding decisions on zoning, transportation infrastructure, housing development and public amenities. Utilizing the demographic data in planning and implementing affordable housing initiatives can help mitigate displacement risks and promote inclusive communities.
Education Allocation: Education planning benefits significantly from Sullivan 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, Sullivan 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.
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 Sullivan 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. Sullivan 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.
| Race | Sullivan | Illinois | National |
| White | 96.27% | 72.14% | 73.35% |
| Black | 1.44% | 14.30% | 12.63% |
| Asian | 0.34% | 5.10% | 5.22% |
| American Indian | 0.00% | 0.23% | 0.82% |
| Native Hawaiian | 0.00% | 0.03% | 0.18% |
| Mixed race | 1.35% | 2.34% | 3.06% |
| Other race | 0.61% | 5.86% | 4.75% |
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