| Statistic | Columbia | Mississippi | National |
| Population | 6,125 | 3,071,042 | 336,919,644 |
| Population density (sq mi) | 907 | 65 | 91 |
| Median age | 39.0 | 36.7 | 37.7 |
| Male/Female ratio | 0.9:1 | 0.9:1 | 1.0:1 |
| Married (15yrs & older) | 48% | 54% | 55% |
| Families w/ Kids under 18 | 40% | 42% | 43% |
| Speak English | 97% | 96% | 79% |
| Speak Spanish | 2% | 2% | 13% |

The population of Columbia is 6,125, with a population density of 907 people per square mile, diverging from the national average of 91. The median age is 39 and 48% of individuals aged 15 or older are married, while 40% have children under 18. As far as income equality in Columbia goes, 47% of households have a median income below $25,000, whereas 4% report an income exceeding $150,000. The Columbia demographics data can provide indispensable insights into the composition, dynamics and needs of cities, towns or even villages, empowering planners, developers and policymakers to devise strategies that foster prosperity, equity and well-being for all residents.
The Columbia 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 Columbia is 51.8% White, 44.2% Black or African American, 0.9% Asian, 0% American Indian and 0% Native Hawaiian - 1.1% of the population identify as Hispanic or Latino. Of all households, 96.5% reported speaking English only, while 2.4% reported speaking Spanish only. A total of 1.2% of residents were considered foreign born.
Communities such as Columbia, 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. Columbia has a population density of 907, surpassing the national average of 91 people per square mile, as it stands poised to reap the benefits of dense urban living.
Social Cohesion: Analyzing demographics is vital for nurturing social cohesion and fostering understanding among diverse communities. By embracing and respecting variations in Columbia 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.
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 Columbia 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.
Healthcare Planning: The examination of Columbia 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.
| Race | Columbia | Mississippi | National |
| White | 51.75% | 59.01% | 73.35% |
| Black | 44.23% | 37.51% | 12.63% |
| Asian | 0.88% | 0.96% | 5.22% |
| American Indian | 0.00% | 0.44% | 0.82% |
| Native Hawaiian | 0.00% | 0.02% | 0.18% |
| Mixed race | 1.28% | 1.18% | 3.06% |
| Other race | 1.87% | 0.88% | 4.75% |