Statistic Walnut Illinois National
Population 1,376 13,081,969 336,919,644
Population density (sq mi) 1,668 236 91
Median age 42.3 37.4 37.7
Male/Female ratio 1.0:1 1.0:1 1.0:1
Married (15yrs & older) 63% 55% 55%
Families w/ Kids under 18 43% 44% 43%
Speak English 99% 77% 79%
Speak Spanish 0% 13% 13%
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Local Insights Report

Overview of Walnut Demographics

Walnut 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 Walnut population is 1,376 and has a population density of 1,668 people per square mile, compared to the national average of 91. The median age of all residents is 42.3, 63% of people 15 years of age or older are married and 43% have kids under the age of 18. In Walnut, 28% of households have a median income that is below $25,000 and 7% of households report a median income above $150,000.

Walnut Racial Demographics & Ethnicity

The 5 largest ethnic groups in Walnut are 98.7% White, 0% Black or African American, 0% Asian, 0% American Indian and 0% Native Hawaiian, with 1% of the population identifying as Hispanic or Latino. Of note, 98.7% of households reported speaking English only, while 0.4% reported speaking Spanish only. Additionally, 0.7% of residents were classified as foreign-born. The Walnut racial demographics and ethnicity breakdown are essential for comprehending and addressing systemic inequities, advancing social justice and inclusion and cultivating resilient communities.

Walnut Population Density

Walnut has a population density that is well above-average, which plays a pivotal role in promoting environmental sustainability by reducing per capita energy consumption, greenhouse gas emissions and land use. Its compact urban development encourages energy-efficient buildings, active transportation modes like walking and cycling and the utilization of public transit, fostering sustainable lifestyles and mitigating environmental impact. Additionally, the area's dense population contributes to a vibrant social and cultural scene, featuring a diverse array of cultural events, festivals and community activities. This cultural diversity fuels creativity, innovation and cross-cultural exchange, enhancing the community's social fabric. Walnut has a population density of 1,668 people per square mile, exceeding the national average of 91 and positions itself in a good spot to reap the benefits of densely populated areas.

Why are Demographics Important?

Urban Development: Urban planners can leverage demographics data in Walnut to design and develop areas that cater to residents' needs, spanning housing, transportation, and public services, while prioritizing sustainability and enhancing quality of life. Demographic changes can contribute to gentrification and neighborhood evolution, whether in urban or rural contexts. As neighborhoods attract new residents with diverse income levels and lifestyle preferences, property values may appreciate, potentially displacing longstanding residents and reshaping the neighborhood's identity. Understanding population density, age distribution, household size and income levels is essential for guiding decisions on zoning, transportation infrastructure, housing development and public amenities. Incorporating Walnut demographics data into planning and implementing affordable housing initiatives can help mitigate displacement risks.

Understanding Populations: Reporting and analyzing the demographic data in Walnut 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. Walnut population data serves as a foundation for addressing social, economic, and environmental challenges and promoting the well-being and resilience of societies.

Social Cohesion: The reporting and analysis of demographics are essential for fostering social cohesion and understanding among diverse communities. By acknowledging and valuing differences in Walnut demographics, societies can champion inclusivity, diversity and social harmony while tackling social disparities and advocating for equal opportunities. Racial demographics showcase the varied makeup of a population and play a vital role in nurturing inclusive and hospitable communities. Embracing diversity bolsters social cohesion, enhances cultural comprehension and enriches society by honoring the contributions of individuals from diverse racial and ethnic backgrounds.

Demographics Quick Facts

  • The population density in Walnut is 608% higher than Illinois
  • The median age in Walnut is 13% higher than Illinois
  • In Walnut 98.73% of the population is White
  • In Walnut 0.00% of the population is Black
  • In Walnut 0.00% of the population is Asian

Compare Walnut, IL Demographics

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      Walnut racial demographics

      Race Walnut Illinois National
      White 98.73% 72.14% 73.35%
      Black 0.00% 14.30% 12.63%
      Asian 0.00% 5.10% 5.22%
      American Indian 0.00% 0.23% 0.82%
      Native Hawaiian 0.00% 0.03% 0.18%
      Mixed race 1.27% 2.34% 3.06%
      Other race 0.00% 5.86% 4.75%
      In Walnut, 1.0% 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

      Walnut age breakdown

      Marital status

      Age of children in married couples

      Source: The Walnut, IL 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.