| Statistic | Spencerville | New Mexico | National |
| Population | 1,646 | 2,151,878 | 336,919,644 |
| Population density (sq mi) | 494 | 18 | 91 |
| Median age | 37.0 | 37.2 | 37.7 |
| Male/Female ratio | 0.8:1 | 1.0:1 | 1.0:1 |
| Married (15yrs & older) | 54% | 52% | 55% |
| Families w/ Kids under 18 | 38% | 42% | 43% |
| Speak English | 91% | 65% | 79% |
| Speak Spanish | 8% | 28% | 13% |

Spencerville 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 Spencerville population is 1,646 and has a population density of 494 people per square mile, compared to the national average of 91. The median age of all residents is 37, 54% of people 15 years of age or older are married and 38% have kids under the age of 18. In Spencerville, 32% of households have a median income that is below $25,000 and 12% of households report a median income above $150,000.
Recognizing the racial demographics and ethnicity breakdown of Spencerville is pivotal for addressing systemic inequities, championing social justice and inclusion and fostering resilient communities. In Spencerville, the racial breakdown comprises 91.5% White, 0% Black or African American, 0% Asian, 4% American Indian, and 2.3% Native Hawaiian, with 23.4% of the population identifying as Hispanic or Latino. 90.5% of households reported speaking English only, while 8.5% reported speaking Spanish only. Furthermore, 0% of residents were categorized as foreign-born.
Areas like Spencerville, characterized by below-average population density, offer a quieter lifestyle, closer connection to nature, strong community ties, improved affordability and enhanced safety, appealing to individuals seeking a break from urban life. These regions often boast a more affordable cost of living, with housing prices typically more accessible and residents may benefit from lower taxes, living expenses and insurance rates. Low population density areas also tend to have lower crime rates compared to densely populated urban areas, contributing to a greater sense of security for residents and their families. The Spencerville population density is 494 people per square mile, which ranks lower than 50% of cities nationwide, presenting ample opportunity to enjoy these advantages.
Urban Development: Urban planners could use Spencerville demographic data to design and create areas that accommodate the needs of residents, including housing, transportation and public services, while promoting sustainability and quality of life. Demographic shifts can contribute to gentrification and neighborhood change in urban or rural areas. As neighborhoods attract new residents with different income levels and lifestyle preferences, property values may rise, leading to displacement of long-time residents and changes in the character and identity of the neighborhood. Understanding population density, age distribution, household size and income levels helps inform decisions related to zoning, transportation infrastructure, housing development and public amenities. Lastly, using Spencerville demographics for planning and development of affordable housing can help prevent displacement.
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 Spencerville 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. Spencerville 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.
Education Allocation: In education planning, Spencerville demographic data can be invaluable for identifying student demographics, school enrollment trends and educational needs. This data aids schools and policymakers in resource allocation and the formulation of effective educational programs. It serves as a crucial tool for recognizing disparities in educational access and outcomes among different demographic groups, including racial and ethnic minorities, socio-economic status and students with disabilities. Through the disaggregation of data by demographic factors, education planners can pinpoint areas of inequity and implement targeted interventions to enhance access, support, and outcomes for marginalized students. Overall, Spencerville demographic data can be an essential tool in education for promoting equity, facilitating student success, and nurturing inclusive learning environments that cater to the needs of all students.
| Race | Spencerville | New Mexico | National |
| White | 91.46% | 73.49% | 73.35% |
| Black | 0.00% | 2.01% | 12.63% |
| Asian | 0.00% | 1.40% | 5.22% |
| American Indian | 3.96% | 9.28% | 0.82% |
| Native Hawaiian | 2.26% | 0.06% | 0.18% |
| Mixed race | 0.00% | 3.26% | 3.06% |
| Other race | 2.32% | 10.49% | 4.75% |