| Statistic | Firthcliffe | New York | National |
| Population | 5,178 | 20,171,207 | 336,919,644 |
| Population density (sq mi) | 1,746 | 428 | 91 |
| Median age | 46.1 | 38.2 | 37.7 |
| Male/Female ratio | 0.9:1 | 0.9:1 | 1.0:1 |
| Married (15yrs & older) | 59% | 52% | 55% |
| Families w/ Kids under 18 | 39% | 43% | 43% |
| Speak English | 90% | 70% | 79% |
| Speak Spanish | 5% | 15% | 13% |

The population in Firthcliffe is 5,178, while the population density is 1,746 people per square mile, contrasting with the national average of 91. The median age stands at 46.1, with 59% of individuals aged 15 or older being married and 39% having children under 18. In terms of household income equality in Firthcliffe, 13% of households report a median income below $25,000, while 29% report an income exceeding $150,000. The Firthcliffe demographics data can provide invaluable insight into the composition, dynamics and needs of urban and rural areas, enabling planners, developers and policymakers to strategize effectively for the promotion of prosperity, equity and well-being for all residents in the area.
Recognizing the racial demographics and ethnicity breakdown of Firthcliffe is pivotal for addressing systemic inequities, championing social justice and inclusion and fostering resilient communities. In Firthcliffe, the racial breakdown comprises 87% White, 3.1% Black or African American, 2.7% Asian, 0% American Indian, and 0% Native Hawaiian, with 11.8% of the population identifying as Hispanic or Latino. 90% of households reported speaking English only, while 5% reported speaking Spanish only. Furthermore, 3.5% of residents were categorized as foreign-born.
Areas like Firthcliffe 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 Firthcliffe population density is higher than average and comes in at 1,746 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.
Education Allocation: Firthcliffe demographic data can help guide education planning by identifying student demographics, school enrollment trends and educational needs, helping schools and policymakers allocate resources and develop effective educational programs. It can be an essential tool for identifying disparities in educational access and outcomes among different demographic groups, such as racial and ethnic minorities, socio-economic status, or students with disabilities. By disaggregating data by demographic factors, education planners can identify areas of inequity and develop targeted interventions to improve access, support and outcomes for marginalized students. Overall, Firthcliffe demographic data is invaluable in education for promoting equity, supporting student success, and fostering inclusive learning environments that meet the needs of all students.
Urban Development: Urban planners can leverage demographics data in Firthcliffe to design and develop areas that cater to residents' needs, spanning housing, transportation, and public services, while prioritizing sustainability and enhancing quality of life. Demographic changes can contribute to gentrification and neighborhood evolution, whether in urban or rural contexts. As neighborhoods attract new residents with diverse income levels and lifestyle preferences, property values may appreciate, potentially displacing longstanding residents and reshaping the neighborhood's identity. Understanding population density, age distribution, household size and income levels is essential for guiding decisions on zoning, transportation infrastructure, housing development and public amenities. Incorporating Firthcliffe demographics data into planning and implementing affordable housing initiatives can help mitigate displacement risks.
Social Cohesion: Analyzing demographics is vital for nurturing social cohesion and fostering understanding among diverse communities. By embracing and respecting variations in Firthcliffe 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.
| Race | Firthcliffe | New York | National |
| White | 87.03% | 64.31% | 73.35% |
| Black | 3.07% | 15.60% | 12.63% |
| Asian | 2.67% | 8.12% | 5.22% |
| American Indian | 0.00% | 0.38% | 0.82% |
| Native Hawaiian | 0.00% | 0.04% | 0.18% |
| Mixed race | 3.78% | 2.93% | 3.06% |
| Other race | 3.44% | 8.62% | 4.75% |