| Statistic | Madison | New Jersey | National |
| Population | 17,048 | 9,226,043 | 336,919,644 |
| Population density (sq mi) | 3,952 | 1,255 | 91 |
| Median age | 39.9 | 39.5 | 37.7 |
| Male/Female ratio | 0.9:1 | 1.0:1 | 1.0:1 |
| Married (15yrs & older) | 58% | 56% | 55% |
| Families w/ Kids under 18 | 49% | 45% | 43% |
| Speak English | 79% | 69% | 79% |
| Speak Spanish | 10% | 16% | 13% |

The demographics of Madison 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 17,048, Madison exhibits a population density of 3,952 people per square mile, contrasting with the national average of 91. The median age stands at 39.9, with 58% of individuals aged 15 or older being married and 49% having children under 18. In terms of income equality in Madison, 8% of households report a median income below $25,000, while 59% report an income exceeding $150,000, showcasing a diverse economic landscape.
Recognizing the racial demographics and ethnicity breakdown of Madison is pivotal for addressing systemic inequities, championing social justice and inclusion and fostering resilient communities. In Madison, the racial breakdown comprises 80.7% White, 3.8% Black or African American, 7.2% Asian, 0% American Indian, and 0.1% Native Hawaiian, with 13.2% of the population identifying as Hispanic or Latino. 78.6% of households reported speaking English only, while 10.3% reported speaking Spanish only. Furthermore, 17.5% 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. Madison has a population density of 3,952 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: Analyzing and interpreting the Madison demographic data provides us with valuable insights into the characteristics and composition of populations, encompassing age, gender, race, ethnicity, income, education and other socio-economic variables. This understanding is crucial for addressing the diverse needs, preferences and challenges encountered by various demographic groups within communities. Demographics play a crucial role in understanding populations, informing decision-making processes, and advancing equity, inclusion, and overall well-being for all individuals and communities. The Madison population and demographic data serves as a foundation for addressing social, economic and environmental challenges, while also nurturing the well-being and resilience of societies.
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 Madison 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.
Social Cohesion: The examination and interpretation of demographics are pivotal for nurturing social cohesion and promoting understanding among diverse communities. By acknowledging and honoring differences in Madison demographics, societies can champion inclusivity, diversity and social cohesion while addressing social disparities and advocating for equitable opportunities. Racial demographics can potentially showcase the diversity of a population and are crucial for fostering inclusive and embracing communities. Embracing diversity fortifies social bonds, fosters cultural appreciation and enriches society by celebrating the contributions of individuals from diverse racial and ethnic backgrounds.
| Race | Madison | New Jersey | National |
| White | 80.69% | 68.15% | 73.35% |
| Black | 3.79% | 13.54% | 12.63% |
| Asian | 7.24% | 9.19% | 5.22% |
| American Indian | 0.00% | 0.21% | 0.82% |
| Native Hawaiian | 0.06% | 0.03% | 0.18% |
| Mixed race | 7.16% | 2.53% | 3.06% |
| Other race | 1.05% | 6.35% | 4.75% |