| Statistic | Decatur | Tennessee | National |
| Population | 1,612 | 6,833,174 | 328,239,523 |
| Population density (sq mi) | 425 | 167 | 91 |
| Median age | 40.7 | 38.5 | 37.7 |
| Male/Female ratio | 0.8:1 | 1.0:1 | 1.0:1 |
| Married (15yrs & older) | 54% | 57% | 55% |
| Families w/ Kids under 18 | 43% | 41% | 43% |
| Speak English | 100% | 93% | 79% |
| Speak Spanish | 0% | 4% | 13% |
Understanding the demographics of Decatur 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 Decatur population is 1,612, with a population density of 425 people per square mile, diverging from the national average of 91. The median age is 40.7, and 54% of individuals aged 15 or older are married, while 43% have children under 18. As far as income equality in Decatur, 29% of households have a median income below $25,000, whereas 5% report an income exceeding $150,000, indicating a varied economic landscape within the area.
Recognizing the racial demographics and ethnicity breakdown of Decatur is pivotal for addressing systemic inequities, championing social justice and inclusion and fostering resilient communities. In Decatur, the racial breakdown comprises 98.1% White, 0.5% Black or African American, 0% Asian, 0.2% American Indian, and 0% Native Hawaiian, with 0% of the population identifying as Hispanic or Latino. 100% of households reported speaking English only, while 0% reported speaking Spanish only. Furthermore, 0.5% of residents were categorized as foreign-born.
Towns, villages or even small cities with below-average population density, like Decatur, offer the expectation of a more laid-back lifestyle, deeper immersion in nature, strong community bonds, improved affordability and enhanced safety, drawing individuals seeking respite from the hustle and bustle of urban living. These regions often feature a more affordable cost of living, with housing prices typically more reasonable and residents may enjoy reduced taxes, living expenses and insurance rates. Low population density areas generally boast lower crime rates than densely populated urban areas, fostering a greater sense of safety and security for residents and their families. Decatur has a population density of 425 people per square mile, which falls below 50% of cities nationwide, positioning it to leverage these outstanding benefits.
Understanding Populations: Analyzing and interpreting the Decatur 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 Decatur 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.
Healthcare Planning: An analysis of Decatur demographics can inform healthcare planning and delivery by identifying population health needs, disparities and risk factors. Understanding demographic trends allows healthcare providers and policymakers to allocate resources effectively, develop prevention and intervention programs and address health inequities within communities. Leveraging demographic data, healthcare providers, and policymakers strive 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 customized healthcare services to meet the diverse needs of populations.
Social Cohesion: The examination and interpretation of demographics are pivotal for nurturing social cohesion and promoting understanding among diverse communities. By acknowledging and honoring differences in Decatur demographics, societies can champion inclusivity, diversity and social cohesion while addressing social disparities and advocating for equitable opportunities. Racial demographics can potentially showcase the diversity of a population and are crucial for fostering inclusive and embracing communities. Embracing diversity fortifies social bonds, fosters cultural appreciation and enriches society by celebrating the contributions of individuals from diverse racial and ethnic backgrounds.
| Race | Decatur | Tennessee | National |
| White | 98.08% | 77.84% | 73.35% |
| Black | 0.50% | 16.81% | 12.63% |
| Asian | 0.00% | 1.61% | 5.22% |
| American Indian | 0.25% | 0.29% | 0.82% |
| Native Hawaiian | 0.00% | 0.05% | 0.18% |
| Mixed race | 1.18% | 2.03% | 3.06% |
| Other race | 0.00% | 1.38% | 4.75% |
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