| Statistic | Lambertville | New Jersey | National |
| Population | 3,960 | 9,226,043 | 336,919,644 |
| Population density (sq mi) | 3,652 | 1,255 | 91 |
| Median age | 53.3 | 39.5 | 37.7 |
| Male/Female ratio | 1.1:1 | 1.0:1 | 1.0:1 |
| Married (15yrs & older) | 49% | 56% | 55% |
| Families w/ Kids under 18 | 40% | 45% | 43% |
| Speak English | 82% | 69% | 79% |
| Speak Spanish | 13% | 16% | 13% |

Lambertville 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 Lambertville population is 3,960 and has a population density of 3,652 people per square mile, compared to the national average of 91. The median age of all residents is 53.3, 49% of people 15 years of age or older are married and 40% have kids under the age of 18. In Lambertville, 15% of households have a median income that is below $25,000 and 41% of households report a median income above $150,000.
Recognizing the racial demographics and ethnicity breakdown of Lambertville is pivotal for addressing systemic inequities, championing social justice and inclusion and fostering resilient communities. In Lambertville, the racial breakdown comprises 88.9% White, 2% Black or African American, 3.7% Asian, 0% American Indian, and 0% Native Hawaiian, with 17.2% of the population identifying as Hispanic or Latino. 81.9% of households reported speaking English only, while 13.3% reported speaking Spanish only. Furthermore, 14.8% of residents were categorized as foreign-born.
In areas with high population density, residents enjoy a wealth of amenities and services conveniently located within walking distance or a short commute. Access to healthcare facilities, educational institutions, cultural venues, dining options, retail stores and public transit enhances residents' quality of life and overall well-being. Lambertville has a population density of 3,652 people per square mile, which far exceeds the national average of 91 and ranks among the most densely populated cities in the country.
Understanding Populations: Reporting and analyzing the demographic data in Lambertville can allow us to gain insights into the characteristics and composition of populations, including age, gender, race, ethnicity, income, education and other socio-economic factors. This understanding is essential for addressing the diverse needs, preferences and challenges of different demographic groups within communities. Demographics can play a crucial role in understanding populations, informing decision-making processes and promoting equity, inclusion, and well-being for all individuals and communities. Lambertville population data serves as a foundation for addressing social, economic, and environmental challenges and promoting the well-being and resilience of societies.
Social Cohesion: Analyzing demographics is vital for nurturing social cohesion and fostering understanding among diverse communities. By embracing and respecting variations in Lambertville 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.
Education Allocation: Education planning benefits significantly from Lambertville demographic information, which helps identify student demographics, school enrollment trends, and educational needs. This data assists schools and policymakers in allocating resources effectively and devising impactful educational programs. It serves as a vital tool for recognizing disparities in educational access and outcomes among diverse demographic groups, including racial and ethnic minorities, socio-economic status, and students with disabilities. By disaggregating data based on demographic factors, education planners can pinpoint areas of inequity and implement targeted interventions to improve access, support, and outcomes for marginalized students. Ultimately, Lambertville demographic data is essential in education for advancing equity, fostering student success, and cultivating inclusive learning environments tailored to meet the needs of all students.
| Race | Lambertville | New Jersey | National |
| White | 88.95% | 68.15% | 73.35% |
| Black | 1.97% | 13.54% | 12.63% |
| Asian | 3.68% | 9.19% | 5.22% |
| American Indian | 0.00% | 0.21% | 0.82% |
| Native Hawaiian | 0.00% | 0.03% | 0.18% |
| Mixed race | 3.52% | 2.53% | 3.06% |
| Other race | 1.89% | 6.35% | 4.75% |