| Statistic | Charleston | Illinois | National |
| Population | 20,141 | 12,671,821 | 328,239,523 |
| Population density (sq mi) | 2,267 | 228 | 91 |
| Median age | 27.7 | 37.4 | 37.7 |
| Male/Female ratio | 0.9:1 | 1.0:1 | 1.0:1 |
| Married (15yrs & older) | 36% | 55% | 55% |
| Families w/ Kids under 18 | 36% | 44% | 43% |
| Speak English | 95% | 77% | 79% |
| Speak Spanish | 1% | 13% | 13% |
Understanding the demographics of Charleston is essential for gaining insights into the composition, dynamics and needs of any city, town or village. This knowledge empowers planners, developers and policymakers to strategize effectively, promoting prosperity, equity and well-being for all residents. The Charleston population is 20,141, with a population density of 2,267 people per square mile, diverging from the national average of 91. The median age is 27.7, and 36% of individuals aged 15 or older are married, while 36% have children under 18. As far as income equality in Charleston, 27% of households have a median income below $25,000, whereas 10% report an income exceeding $150,000, indicating a varied economic landscape within the area.
Understanding the Charleston racial demographics and ethnic composition is paramount for addressing systemic inequities, advancing social justice and inclusion and fortifying communities. In Charleston, the racial breakdown indicates 87.4% White, 7.6% Black or African American, 2.2% Asian, 0.2% American Indian and 0.1% Native Hawaiian, with 3.6% of the population identifying as Hispanic or Latino. Notably, 95% of households reported speaking English only, while 1.2% reported speaking Spanish only. Additionally, 3.1% of residents were categorized as foreign-born.
In areas with high population density, residents enjoy a wealth of amenities and services conveniently located within walking distance or a short commute. Access to healthcare facilities, educational institutions, cultural venues, dining options, retail stores and public transit enhances residents' quality of life and overall well-being. Charleston has a population density of 2,267 people per square mile, which far exceeds the national average of 91 and ranks among the most densely populated cities in the country.
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 Charleston 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.
Understanding Populations: Analyzing and interpreting the Charleston demographic data provides us with valuable insights into the characteristics and composition of populations, encompassing age, gender, race, ethnicity, income, education and other socio-economic variables. This understanding is crucial for addressing the diverse needs, preferences and challenges encountered by various demographic groups within communities. Demographics play a crucial role in understanding populations, informing decision-making processes, and advancing equity, inclusion, and overall well-being for all individuals and communities. The Charleston population and demographic data serves as a foundation for addressing social, economic and environmental challenges, while also nurturing the well-being and resilience of societies.
Policy Planning: Demographic data and statistics serve as valuable tools for guiding policy and decision-making processes across government entities, organizations, and businesses. Through the analysis and interpretation of Charleston demographics, policymakers, government officials and organizational leaders can identify areas requiring attention, allocate resources strategically and develop policies and initiatives that cater to the unique needs and preferences of various demographic groups. Charleston demographic statistics can play a critical role in policy planning by informing resource allocation, enabling evidence-based decision-making, identifying priority areas, forecasting future trends, monitoring policy outcomes and fostering equity and inclusivity. By harnessing this data effectively, policymakers can craft policies that are targeted, efficient and equitable, thereby addressing the diverse needs of communities.
| Race | Charleston | Illinois | National |
| White | 87.35% | 72.14% | 73.35% |
| Black | 7.62% | 14.30% | 12.63% |
| Asian | 2.19% | 5.10% | 5.22% |
| American Indian | 0.19% | 0.23% | 0.82% |
| Native Hawaiian | 0.08% | 0.03% | 0.18% |
| Mixed race | 2.20% | 2.34% | 3.06% |
| Other race | 0.36% | 5.86% | 4.75% |
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