| Statistic | Cortland | New York | National |
| Population | 19,302 | 20,171,207 | 336,919,644 |
| Population density (sq mi) | 4,957 | 428 | 91 |
| Median age | 27.2 | 38.2 | 37.7 |
| Male/Female ratio | 0.9:1 | 0.9:1 | 1.0:1 |
| Married (15yrs & older) | 33% | 52% | 55% |
| Families w/ Kids under 18 | 48% | 43% | 43% |
| Speak English | 96% | 70% | 79% |
| Speak Spanish | 1% | 15% | 13% |

The demographics of Cortland 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 19,302, Cortland exhibits a population density of 4,957 people per square mile, contrasting with the national average of 91. The median age stands at 27.2, with 33% of individuals aged 15 or older being married and 48% having children under 18. In terms of income equality in Cortland, 26% of households report a median income below $25,000, while 9% report an income exceeding $150,000, showcasing a diverse economic landscape.
The Cortland 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 Cortland is 91.7% White, 3.7% Black or African American, 0.6% Asian, 0% American Indian and 0% Native Hawaiian - 4.4% of the population identify as Hispanic or Latino. Of all households, 95.9% reported speaking English only, while 1.1% reported speaking Spanish only. A total of 2.6% of residents were considered foreign born.
High population density areas typically offer a diverse array of amenities and services within walking distance or a short commute, enriching residents' quality of life and well-being. Accessible healthcare facilities, educational institutions, cultural venues, restaurants, shopping and public transportation options contribute to the convenience and vibrancy of these communities. The population density of of Cortland is 4,957 people per square mile, which far exceeds the national average of 91 and ranks among the most densely populated cities in the nation.
Policy Planning: Demographic data and statistics serve as valuable tools for guiding policy and decision-making processes across government entities, organizations, and businesses. Through the analysis and interpretation of Cortland demographics, policymakers, government officials and organizational leaders can identify areas requiring attention, allocate resources strategically and develop policies and initiatives that cater to the unique needs and preferences of various demographic groups. Cortland demographic statistics can play a critical role in policy planning by informing resource allocation, enabling evidence-based decision-making, identifying priority areas, forecasting future trends, monitoring policy outcomes and fostering equity and inclusivity. By harnessing this data effectively, policymakers can craft policies that are targeted, efficient and equitable, thereby addressing the diverse needs of communities.
Healthcare Planning: The analysis of Cortland demographics can offer insights into healthcare planning and delivery, identifying population health needs, disparities and risk factors. By understanding demographic trends, healthcare providers and policymakers can allocate resources effectively, develop prevention and intervention programs and address health inequities within communities. Through the use of demographic data and statistics, healthcare providers and policymakers aim to achieve equitable, accessible and high-quality healthcare for all individuals and communities. This proactive approach to healthcare planning ensures targeted interventions, efficient resource allocation and customized healthcare services to meet the diverse needs of populations.
Understanding Populations: The examination and analysis of Cortland demographic data can offer valuable insights into the composition and traits of populations, including age, gender, race, ethnicity, income, education and various socio-economic factors. This understanding is essential for addressing the varied needs, preferences, and challenges faced by different demographic groups within communities. Demographics hold significant importance in understanding populations, guiding decision-making processes and promoting equity, inclusion, and overall well-being for all individuals and communities. The Cortland population data serves as a cornerstone for addressing social, economic and environmental challenges, while also fostering the well-being and resilience of societies.
| Race | Cortland | New York | National |
| White | 91.72% | 64.31% | 73.35% |
| Black | 3.68% | 15.60% | 12.63% |
| Asian | 0.62% | 8.12% | 5.22% |
| American Indian | 0.00% | 0.38% | 0.82% |
| Native Hawaiian | 0.00% | 0.04% | 0.18% |
| Mixed race | 2.94% | 2.93% | 3.06% |
| Other race | 1.04% | 8.62% | 4.75% |