| Statistic | Lamar | South Carolina | National |
| Population | 1,156 | 5,275,357 | 336,919,644 |
| Population density (sq mi) | 944 | 175 | 91 |
| Median age | 44.4 | 38.8 | 37.7 |
| Male/Female ratio | 0.8:1 | 0.9:1 | 1.0:1 |
| Married (15yrs & older) | 57% | 56% | 55% |
| Families w/ Kids under 18 | 43% | 40% | 43% |
| Speak English | 100% | 93% | 79% |
| Speak Spanish | 0% | 4% | 13% |

The demographics of Lamar offer invaluable insights into the composition, dynamics and needs of both urban and rural areas, empowering planners, developers and policymakers to foster prosperity, equity, and well-being for all residents. With a population of 1,156, Lamar exhibits a population density of 944 people per square mile, contrasting with the national average of 91. The median age stands at 44.4, with 57% of individuals aged 15 or older being married and 43% having children under 18. In terms of income equality in Lamar, 49% of households report a median income below $25,000, while 16% report an income exceeding $150,000, showcasing a diverse economic landscape.
The Lamar racial demographics and ethnicity breakdown serves as a critical tool for understanding and addressing systemic inequities, promoting social justice and inclusion and building stronger, more resilient communities. The racial breakdown in Lamar is 61.6% White, 38.4% Black or African American, 0% Asian, 0% American Indian and 0% Native Hawaiian - 0% of the population identify as Hispanic or Latino. Of all households, 100% reported speaking English only, while 0% reported speaking Spanish only. A total of 0% of residents were considered foreign born.
Communities such as Lamar, with population densities higher than the average, play a significant role in promoting environmental sustainability by decreasing per capita energy consumption, greenhouse gas emissions and land use. Their compact urban development encourages the adoption of energy-efficient buildings, walking, cycling, and public transportation, fostering sustainable lifestyles and minimizing environmental impact. Additionally, densely populated areas tend to cultivate vibrant social and cultural scenes, fueled by a diverse population that contributes to a myriad of cultural events, festivals and community activities. This cultural diversity sparks creativity, innovation and cross-cultural exchange, enriching the social fabric of the community. Lamar has a population density of 944, surpassing the national average of 91 people per square mile, as it stands poised to reap the benefits of dense urban living.
Policy Planning: Demographic data and statistics serve as vital tools for informing policy and decision-making processes across various levels of government, as well as within organizations and businesses. Through the reporting and analysis of demographic data, policymakers, government officials, and organizational leaders can pinpoint areas of need, allocate resources efficiently, and craft tailored policies and programs to address the unique needs and priorities of different demographic groups. The utilization of demographic data in Lamar is instrumental in policy planning, facilitating resource allocation, evidence-based decision-making, priority identification, trend forecasting, policy impact assessment, and the promotion of equity and inclusion. By harnessing this data effectively, policymakers can devise targeted, impactful, and inclusive policies that cater to the diverse needs of communities.
Social Cohesion: Analyzing demographics is vital for nurturing social cohesion and fostering understanding among diverse communities. By embracing and respecting variations in Lamar demographics, societies can advance inclusivity, diversity and social unity while combatting social inequalities and advocating for equal opportunities. Racial demographics mirror the diversity within a population and can be instrumental in cultivating inclusive and inviting communities. Embracing diversity strengthens social bonds, fosters cultural appreciation and enriches society by acknowledging the contributions of individuals from various racial and ethnic backgrounds.
Urban Development: Utilizing Lamar 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 Lamar demographic stats for planning and executing affordable housing initiatives can serve as a preventive measure against displacement.
| Race | Lamar | South Carolina | National |
| White | 61.62% | 67.27% | 73.35% |
| Black | 38.38% | 27.35% | 12.63% |
| Asian | 0.00% | 1.42% | 5.22% |
| American Indian | 0.00% | 0.32% | 0.82% |
| Native Hawaiian | 0.00% | 0.06% | 0.18% |
| Mixed race | 0.00% | 2.07% | 3.06% |
| Other race | 0.00% | 1.51% | 4.75% |