Statistic Summit New Jersey National
Population 22,539 9,226,043 336,919,644
Population density (sq mi) 3,760 1,255 91
Median age 40.2 39.5 37.7
Male/Female ratio 0.9:1 1.0:1 1.0:1
Married (15yrs & older) 62% 56% 55%
Families w/ Kids under 18 59% 45% 43%
Speak English 74% 69% 79%
Speak Spanish 11% 16% 13%
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Overview of Summit Demographics

Summit 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 Summit population is 22,539 and has a population density of 3,760 people per square mile, compared to the national average of 91. The median age of all residents is 40.2, 62% of people 15 years of age or older are married and 59% have kids under the age of 18. In Summit, 7% of households have a median income that is below $25,000 and 55% of households report a median income above $150,000.

Summit Racial Demographics & Ethnicity

Understanding the Summit racial demographics and ethnic composition is paramount for addressing systemic inequities, advancing social justice and inclusion and fortifying communities. In Summit, the racial breakdown indicates 75.6% White, 6% Black or African American, 8.4% Asian, 0.1% American Indian and 0% Native Hawaiian, with 11.5% of the population identifying as Hispanic or Latino. Notably, 74.1% of households reported speaking English only, while 10.6% reported speaking Spanish only. Additionally, 20.3% of residents were categorized as foreign-born.

Summit Population Density

The Summit population density comes in at 3,760 people per square mile, which makes it one of the most densely populated areas in the country, far surpassing the national average of 91. Areas characterized by high population density often boast an abundance of amenities and services within close proximity, providing residents with convenient access to healthcare, education, cultural attractions, dining establishments, retail outlets and transportation options. This accessibility could potentially enhance residents' overall quality of life and well-being.

Is Summit Family Friendly?

A city that prioritizes the well-being and necessities of families, such as Summit, fosters an environment where children prosper, parents receive robust support and families collectively relish a high standard of living. Family-friendly cities are renowned for nurturing tight-knit communities, where neighbors actively assist and look out for one another. Furthermore, these locales often offer exceptional educational opportunities, encompassing top-notch schools, well-stocked libraries, and a plethora of extracurricular activities. Quality education is paramount for the comprehensive development and future success of children. By placing a premium on the welfare of its populace, such cities emerge as vibrant and resilient communities where families can genuinely flourish. In Summit, 59% of families have children under 18, and 62% of residents aged 15 and above are married. These demographic attributes position this area to harness the advantages of being a family-friendly locale.

Why are Demographics Important?

Urban Development: Summit demographic statistics are invaluable for urban planners in designing and developing areas that cater to residents' needs, encompassing housing, transportation, and public services, all while fostering sustainability and enhancing quality of life. Shifts in demographics can influence gentrification and neighborhood transformation, whether in urban or rural settings. As neighborhoods attract new residents with varying income levels and lifestyle preferences, property values may increase, potentially displacing long-term residents and altering the neighborhood's character. Analyzing population density, age distribution, household size, and income levels is crucial for guiding decisions regarding zoning, transportation infrastructure, housing expansion and public amenities. Utilizing Summit demographic data in planning and executing affordable housing initiatives can serve as a preventive measure against displacement.

Healthcare Planning: By analyzing the Summit demographic data, it can potentially inform healthcare planning and delivery by identifying population health needs, disparities, and risk factors. Understanding demographic trends helps healthcare providers and policymakers allocate resources, develop prevention and intervention programs, and address health inequities within communities. By leveraging demographic data, healthcare providers and policymakers can work towards achieving equitable, accessible, and high-quality healthcare for all individuals and communities. This proactive approach to healthcare planning ensures that interventions are targeted, resources are allocated efficiently, and healthcare services are tailored to meet the diverse needs of populations.

Understanding Populations: By delving into and analyzing the Summit demographic stats, we can uncover insightful details regarding the composition and attributes of populations, spanning age, gender, race, ethnicity, income, education and other socio-economic indicators. This comprehension is vital for addressing the diverse needs, preferences and hurdles faced by various demographic groups within communities. Demographics wield significant influence in understanding populations, shaping decision-making processes and championing equity, inclusion, and the overall welfare of all individuals and communities. The Summit population and demographic data serves as a cornerstone for tackling social, economic and environmental challenges, while simultaneously nurturing the well-being and resilience of societies.

Demographics Quick Facts

  • The population density in Summit is 200% higher than New Jersey
  • The median age in Summit is 2% higher than New Jersey
  • In Summit 75.61% of the population is White
  • In Summit 6.00% of the population is Black
  • In Summit 8.36% of the population is Asian

Compare Summit, NJ Demographics

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      Summit racial demographics

      Race Summit New Jersey National
      White 75.61% 68.15% 73.35%
      Black 6.00% 13.54% 12.63%
      Asian 8.36% 9.19% 5.22%
      American Indian 0.09% 0.21% 0.82%
      Native Hawaiian 0.00% 0.03% 0.18%
      Mixed race 4.35% 2.53% 3.06%
      Other race 5.60% 6.35% 4.75%
      In Summit, 11.5% of people are of Hispanic or Latino origin.
      Please note: Hispanics may be of any race, so also are included in any/all of the applicable race categories above.

      Household income distribution

      Place of birth by citizenship

      Summit age breakdown

      Marital status

      Age of children in married couples

      Source: The Summit, NJ demographics data displayed above is derived from the United States Census Bureau American Community Survey (ACS) and include 2026 modeled data developed using proprietary methodologies.