| Statistic | Northfield | New Jersey | National |
| Population | 8,088 | 8,882,190 | 328,239,523 |
| Population density (sq mi) | 2,258 | 1,215 | 91 |
| Median age | 44.7 | 39.5 | 37.7 |
| Male/Female ratio | 0.9:1 | 1.0:1 | 1.0:1 |
| Married (15yrs & older) | 61% | 56% | 55% |
| Families w/ Kids under 18 | 42% | 45% | 43% |
| Speak English | 77% | 69% | 79% |
| Speak Spanish | 13% | 16% | 13% |
Northfield 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 Northfield population is 8,088 and has a population density of 2,258 people per square mile, compared to the national average of 91. The median age of all residents is 44.7, 61% of people 15 years of age or older are married and 42% have kids under the age of 18. In Northfield, 12% of households have a median income that is below $25,000 and 30% of households report a median income above $150,000.
The 5 largest ethnic groups in Northfield are 81.9% White, 2.5% Black or African American, 7.7% Asian, 0% American Indian and 0% Native Hawaiian, with 15.2% of the population identifying as Hispanic or Latino. Of note, 77% of households reported speaking English only, while 13.1% reported speaking Spanish only. Additionally, 14.6% of residents were classified as foreign-born. The Northfield racial demographics and ethnicity breakdown are essential for comprehending and addressing systemic inequities, advancing social justice and inclusion and cultivating resilient communities.
Areas with a high population density tend to support a wide range of amenities and services within walking distance or a short commute. Residents tend to have convenient access to healthcare facilities, educational institutions, cultural venues, restaurants, shops and public transportation options, enhancing their quality of life and overall well-being. The Northfield population density is 2,258 people per square mile, which is well-above the national average of 91 and is considered one of the most densely populated cities in the country.
Urban Development: Urban planners could use Northfield 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 Northfield demographics for planning and development of affordable housing can help prevent displacement.
Social Cohesion: Analyzing demographics is vital for nurturing social cohesion and fostering understanding among diverse communities. By embracing and respecting variations in Northfield 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.
Healthcare Planning: An analysis of Northfield demographics can inform healthcare planning and delivery by identifying population health needs, disparities and risk factors. Understanding demographic trends allows healthcare providers and policymakers to allocate resources effectively, develop prevention and intervention programs and address health inequities within communities. Leveraging demographic data, healthcare providers, and policymakers strive 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 customized healthcare services to meet the diverse needs of populations.
| Race | Northfield | New Jersey | National |
| White | 81.87% | 68.15% | 73.35% |
| Black | 2.51% | 13.54% | 12.63% |
| Asian | 7.72% | 9.19% | 5.22% |
| American Indian | 0.05% | 0.21% | 0.82% |
| Native Hawaiian | 0.00% | 0.03% | 0.18% |
| Mixed race | 5.27% | 2.53% | 3.06% |
| Other race | 2.58% | 6.35% | 4.75% |
Here are the best places to live in New Jersey
10 best cities to buy a new house in New Jersey
Top 10 cities in New Jersey with the best education system
Check out the 10 safest cities in New Jersey