| Statistic | Colchester | Illinois | National |
| Population | 1,347 | 12,671,821 | 328,239,523 |
| Population density (sq mi) | 1,171 | 228 | 91 |
| Median age | 42.2 | 37.4 | 37.7 |
| Male/Female ratio | 1.1:1 | 1.0:1 | 1.0:1 |
| Married (15yrs & older) | 53% | 55% | 55% |
| Families w/ Kids under 18 | 33% | 44% | 43% |
| Speak English | 100% | 77% | 79% |
| Speak Spanish | 0% | 13% | 13% |
Understanding the demographics of Colchester 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 Colchester population is 1,347, with a population density of 1,171 people per square mile, diverging from the national average of 91. The median age is 42.2, and 53% of individuals aged 15 or older are married, while 33% have children under 18. As far as income equality in Colchester, 17% of households have a median income below $25,000, whereas 6% report an income exceeding $150,000, indicating a varied economic landscape within the area.
The 5 largest ethnic groups in Colchester are 99.9% White, 0% Black or African American, 0% Asian, 0% American Indian and 0% Native Hawaiian, with 0.1% of the population identifying as Hispanic or Latino. Of note, 99.5% of households reported speaking English only, while 0.3% reported speaking Spanish only. Additionally, 0.4% of residents were classified as foreign-born. The Colchester racial demographics and ethnicity breakdown are essential for comprehending and addressing systemic inequities, advancing social justice and inclusion and cultivating resilient communities.
Areas like Colchester that have a higher than average population density tend to support environmental sustainability by reducing per capita energy consumption, greenhouse gas emissions and land use. Compact urban development encourages energy-efficient buildings, walking, cycling and the use of public transit, promoting sustainable lifestyles and reducing environmental impact. Densely populated areas also tend to have more vibrant social and cultural scenes, with a diverse population contributing to a wide array of cultural events, festivals and community activities. This diversity fosters creativity, innovation and cross-cultural exchange, enriching the social fabric of the community. The Colchester population density is higher than average and comes in at 1,171 people per square mile (compared to the nationwide average of 91), putting it in a position to take advantage of all the benefits of a densely populated area.
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 Colchester 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.
Understanding Populations: The examination and analysis of Colchester demographic data can offer valuable insights into the composition and traits of populations, including age, gender, race, ethnicity, income, education and various socio-economic factors. This understanding is essential for addressing the varied needs, preferences, and challenges faced by different demographic groups within communities. Demographics hold significant importance in understanding populations, guiding decision-making processes and promoting equity, inclusion, and overall well-being for all individuals and communities. The Colchester population data serves as a cornerstone for addressing social, economic and environmental challenges, while also fostering the well-being and resilience of societies.
Urban Development: By leveraging demographic data in Colchester, 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.
| Race | Colchester | Illinois | National |
| White | 99.93% | 72.14% | 73.35% |
| Black | 0.00% | 14.30% | 12.63% |
| Asian | 0.00% | 5.10% | 5.22% |
| American Indian | 0.00% | 0.23% | 0.82% |
| Native Hawaiian | 0.00% | 0.03% | 0.18% |
| Mixed race | 0.07% | 2.34% | 3.06% |
| Other race | 0.00% | 5.86% | 4.75% |
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