Statistic Wilmington Delaware National
Population 72,823 1,008,946 336,919,644
Population density (sq mi) 6,679 518 91
Median age 35.9 39.6 37.7
Male/Female ratio 0.9:1 0.9:1 1.0:1
Married (15yrs & older) 33% 54% 55%
Families w/ Kids under 18 43% 39% 43%
Speak English 88% 87% 79%
Speak Spanish 9% 7% 13%
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Overview of Wilmington Demographics

The population in Wilmington is 72,823, while the population density is 6,679 people per square mile, contrasting with the national average of 91. The median age stands at 35.9, with 33% of individuals aged 15 or older being married and 43% having children under 18. In terms of household income equality in Wilmington, 31% of households report a median income below $25,000, while 14% report an income exceeding $150,000. The Wilmington 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.

Wilmington Racial Demographics & Ethnicity

Recognizing the racial demographics and ethnicity breakdown of Wilmington is pivotal for addressing systemic inequities, championing social justice and inclusion and fostering resilient communities. In Wilmington, the racial breakdown comprises 34.5% White, 57.2% Black or African American, 1.3% Asian, 0.2% American Indian, and 0% Native Hawaiian, with 11.2% of the population identifying as Hispanic or Latino. 87.6% of households reported speaking English only, while 9.2% reported speaking Spanish only. Furthermore, 7.7% of residents were categorized as foreign-born.

Wilmington Population Density

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 Wilmington population density is 6,679 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.

Why are Demographics Important?

Policy Planning: Demographic data and statistics can inform policy and decision-making processes at various levels of government, as well as in organizations and businesses. By reporting and analyzing Wilmington demographics data, policymakers, government officials and organizational leaders can identify areas of need, allocate resources effectively and develop targeted policies and programs that address the specific needs and priorities of different demographic groups. Wilmington demographics can play a crucial role in policy planning by informing resource allocation, evidence-based decision making, identifying priorities, forecasting future trends, monitoring policy impact and promoting equity and inclusion. By leveraging this data effectively, policymakers can develop policies that are targeted, effective and responsive to the needs of diverse communities.

Education Allocation: Wilmington demographics can play a pivotal role in guiding education planning, offering insights into student demographics, school enrollment patterns, and educational requirements. This data aids schools and policymakers in resource allocation and the development of effective educational programs. It serves as a critical tool for identifying disparities in educational access and outcomes among diverse demographic groups, such as racial and ethnic minorities, socio-economic status, and students with disabilities. Through the disaggregation of data by demographic factors, education planners can pinpoint areas of inequity and implement targeted interventions to enhance access, support, and outcomes for marginalized students. Ultimately, Wilmington demographic data is indispensable in education for advancing equity, fostering student achievement, and cultivating inclusive learning environments tailored to the needs of all students.

Social Cohesion: Analyzing demographics is vital for nurturing social cohesion and fostering understanding among diverse communities. By embracing and respecting variations in Wilmington 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.

Demographics Quick Facts

  • The population density in Wilmington is 1190% higher than Delaware
  • The median age in Wilmington is 9% lower than Delaware
  • In Wilmington 34.55% of the population is White
  • In Wilmington 57.24% of the population is Black
  • In Wilmington 1.34% of the population is Asian

Compare Wilmington, DE Demographics

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      Wilmington racial demographics

      Race Wilmington Delaware National
      White 34.55% 69.22% 73.35%
      Black 57.24% 21.72% 12.63%
      Asian 1.34% 3.68% 5.22%
      American Indian 0.17% 0.37% 0.82%
      Native Hawaiian 0.02% 0.05% 0.18%
      Mixed race 3.29% 2.76% 3.06%
      Other race 3.39% 2.19% 4.75%
      In Wilmington, 11.2% 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

      Wilmington age breakdown

      Marital status

      Age of children in married couples

      Source: The Wilmington, DE 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.