| Statistic | De Leon | Texas | National |
| Population | 2,555 | 30,040,435 | 336,919,644 |
| Population density (sq mi) | 1,140 | 115 | 91 |
| Median age | 39.3 | 34.2 | 37.7 |
| Male/Female ratio | 1.0:1 | 1.0:1 | 1.0:1 |
| Married (15yrs & older) | 52% | 56% | 55% |
| Families w/ Kids under 18 | 47% | 48% | 43% |
| Speak English | 80% | 65% | 79% |
| Speak Spanish | 20% | 30% | 13% |

De Leon demographics provide invaluable insights into the composition, dynamics and needs of urban and rural areas, enabling them to plan, develop, and govern in ways that promote prosperity, equity and well-being for all residents. The De Leon population is 2,555 and has a population density of 1,140 people per square mile, compared to the national average of 91. The median age of all residents is 39.3, 52% of people 15 years of age or older are married and 47% have kids under the age of 18. In De Leon, 33% of households have a median income that is below $25,000 and 7% of households report a median income above $150,000.
Understanding the De Leon racial demographics and ethnic composition is paramount for addressing systemic inequities, advancing social justice and inclusion and fortifying communities. In De Leon, the racial breakdown indicates 89.4% White, 1.3% Black or African American, 0% Asian, 0.8% American Indian and 0% Native Hawaiian, with 28.9% of the population identifying as Hispanic or Latino. Notably, 80.2% of households reported speaking English only, while 19.8% reported speaking Spanish only. Additionally, 5.9% of residents were categorized as foreign-born.
Areas like De Leon 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 De Leon population density is higher than average and comes in at 1,140 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.
Urban Development: Utilizing De Leon demographic statistics and data, urban planners can craft and develop areas that cater to local residents, encompassing housing, transportation and public services, all while emphasizing sustainability and enriching quality of life. Demographic transitions can contribute to gentrification and neighborhood evolution, whether in urban or rural environments. As neighborhoods draw in new residents with varying income levels and lifestyle preferences, property values may appreciate, potentially displacing longtime inhabitants and reshaping the neighborhood's fabric. Comprehensive insights into population density, age distribution, household size, and income levels are instrumental in guiding decisions regarding zoning, transportation infrastructure, housing expansion and public amenities. Harnessing De Leon demographic stats for planning and executing affordable housing initiatives can serve as a preventive measure against displacement.
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 De Leon 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.
Healthcare Planning: The examination of De Leon 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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| Race | De Leon | Texas | National |
| White | 89.43% | 74.84% | 73.35% |
| Black | 1.28% | 11.95% | 12.63% |
| Asian | 0.00% | 4.36% | 5.22% |
| American Indian | 0.76% | 0.48% | 0.82% |
| Native Hawaiian | 0.00% | 0.08% | 0.18% |
| Mixed race | 6.85% | 2.50% | 3.06% |
| Other race | 1.68% | 5.79% | 4.75% |