Statistic Pleasant Hill Illinois National
Population 1,145 13,081,969 336,919,644
Population density (sq mi) 1,459 236 91
Median age 32.3 37.4 37.7
Male/Female ratio 1.1:1 1.0:1 1.0:1
Married (15yrs & older) 50% 55% 55%
Families w/ Kids under 18 49% 44% 43%
Speak English 100% 77% 79%
Speak Spanish 0% 13% 13%
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Overview of Pleasant Hill Demographics

Understanding the demographics of Pleasant Hill is essential for gaining insights into the composition, dynamics and needs of any city, town or village. This knowledge empowers planners, developers and policymakers to strategize effectively, promoting prosperity, equity and well-being for all residents. The Pleasant Hill population is 1,145, with a population density of 1,459 people per square mile, diverging from the national average of 91. The median age is 32.3, and 50% of individuals aged 15 or older are married, while 49% have children under 18. As far as income equality in Pleasant Hill, 18% of households have a median income below $25,000, whereas 8% report an income exceeding $150,000, indicating a varied economic landscape within the area.

Pleasant Hill Racial Demographics & Ethnicity

Recognizing the racial demographics and ethnicity breakdown of Pleasant Hill is pivotal for addressing systemic inequities, championing social justice and inclusion and fostering resilient communities. In Pleasant Hill, the racial breakdown comprises 99.3% White, 0% Black or African American, 0% Asian, 0% American Indian, and 0% Native Hawaiian, with 0.8% of the population identifying as Hispanic or Latino. 99.6% of households reported speaking English only, while 0.4% reported speaking Spanish only. Furthermore, 0% of residents were categorized as foreign-born.

Pleasant Hill Population Density

Pleasant Hill, characterized by above-average population density, 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. The Pleasant Hill population density stands at 1,459, exceeding the national average, at 91 people per square mile, positioning it in a nice position to reap the benefits of densely populated areas.

Why are Demographics Important?

Urban Development: By leveraging demographic data in Pleasant Hill, urban planners can tailor areas to meet the needs of any resident across housing, transportation and public services, all while fostering sustainability and elevating quality of life. Demographic changes can fuel gentrification and neighborhood transformation, whether in urban or rural settings. As neighborhoods attract newcomers with varying income levels and lifestyle preferences, property values may appreciate, potentially displacing established residents and reshaping the neighborhood's fabric. A nuanced understanding of population density, age distribution, household size and income levels is pivotal for guiding decisions on zoning, transportation infrastructure, housing development and public amenities. Utilizing the demographic data in planning and implementing affordable housing initiatives can help mitigate displacement risks and promote inclusive 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 Pleasant Hill 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.

Education Allocation: Education planning benefits significantly from Pleasant Hill 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, Pleasant Hill 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.

Demographics Quick Facts

  • The population density in Pleasant Hill is 519% higher than Illinois
  • The median age in Pleasant Hill is 14% lower than Illinois
  • In Pleasant Hill 99.29% of the population is White
  • In Pleasant Hill 0.00% of the population is Black
  • In Pleasant Hill 0.00% of the population is Asian

Compare Pleasant Hill, IL Demographics

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      Pleasant Hill racial demographics

      Race Pleasant Hill Illinois National
      White 99.29% 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 0.71% 2.34% 3.06%
      Other race 0.00% 5.86% 4.75%
      In Pleasant Hill, 0.8% 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

      Pleasant Hill age breakdown

      Marital status

      Age of children in married couples

      Source: The Pleasant Hill, 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.