Statistic St. Johns Michigan National
Population 8,087 10,338,247 336,919,644
Population density (sq mi) 2,091 183 91
Median age 39.1 39.5 37.7
Male/Female ratio 1.0:1 1.0:1 1.0:1
Married (15yrs & older) 54% 55% 55%
Families w/ Kids under 18 41% 41% 43%
Speak English 98% 91% 79%
Speak Spanish 0% 3% 13%
See Who Lives in the Area Before Buying! Local Insights Report
  • Know the community before you call it home
  • Get clear insights into age, income, education, etc.
  • Access over 300 data points for any address
Local Insights Report

Overview of St. Johns Demographics

The demographics of St. Johns 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 8,087, St. Johns exhibits a population density of 2,091 people per square mile, contrasting with the national average of 91. The median age stands at 39.1, with 54% of individuals aged 15 or older being married and 41% having children under 18. In terms of income equality in St. Johns, 18% of households report a median income below $25,000, while 14% report an income exceeding $150,000, showcasing a diverse economic landscape.

St. Johns Racial Demographics & Ethnicity

The 5 largest ethnic groups in St. Johns are 95.8% White, 1.8% Black or African American, 0.4% Asian, 0.1% American Indian and 0% Native Hawaiian, with 1.4% of the population identifying as Hispanic or Latino. Of note, 98.2% of households reported speaking English only, while 0.1% reported speaking Spanish only. Additionally, 1.6% of residents were classified as foreign-born. The St. Johns racial demographics and ethnicity breakdown are essential for comprehending and addressing systemic inequities, advancing social justice and inclusion and cultivating resilient communities.

St. Johns Population Density

High population density areas typically offer a diverse array of amenities and services within walking distance or a short commute, enriching residents' quality of life and well-being. Accessible healthcare facilities, educational institutions, cultural venues, restaurants, shopping and public transportation options contribute to the convenience and vibrancy of these communities. The population density of of St. Johns is 2,091 people per square mile, which far exceeds the national average of 91 and ranks among the most densely populated cities in the nation.

Why are Demographics Important?

Urban Development: Urban planners can leverage demographics data in St. Johns 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 St. Johns demographics data into planning and implementing affordable housing initiatives can help mitigate displacement risks.

Social Cohesion: Reporting and analyzing demographics can play a crucial role in fostering social cohesion and understanding among diverse communities. By recognizing and appreciating differences in St. Johns demographics, societies can promote inclusivity, diversity and social harmony, while addressing social disparities and promoting equal opportunities for all individuals. Racial demographics reflect the diversity of a population and contribute to fostering inclusive and welcoming communities. Embracing diversity strengthens social cohesion, promotes cultural understanding and enriches the fabric of society by celebrating the contributions of individuals from different racial and ethnic backgrounds.

Understanding Populations: By reporting and analyzing St. Johns demographics, we can acquire valuable insights into the makeup and traits of populations, encompassing age, gender, race, ethnicity, income, education and various socio-economic factors. This comprehension is vital for tackling the varied needs, preferences, and obstacles encountered by different demographic groups within communities. Demographics serve a pivotal role in comprehending populations, guiding decision-making processes and advancing equity, inclusion and overall well-being for all individuals and communities. The St. Johns population data serves as a cornerstone for addressing social, economic and environmental challenges, while also fostering the well-being and strength of communities.

Demographics Quick Facts

  • The population density in St. Johns is 1043% higher than Michigan
  • The median age in St. Johns is 1% lower than Michigan
  • In St. Johns 95.78% of the population is White
  • In St. Johns 1.84% of the population is Black
  • In St. Johns 0.39% of the population is Asian

Compare St. Johns, MI Demographics

City Image
    City Default Image
      vs

      St. Johns racial demographics

      Race St. Johns Michigan National
      White 95.78% 78.89% 73.35%
      Black 1.84% 13.89% 12.63%
      Asian 0.39% 2.79% 5.22%
      American Indian 0.08% 0.53% 0.82%
      Native Hawaiian 0.00% 0.03% 0.18%
      Mixed race 1.91% 2.74% 3.06%
      Other race 0.00% 1.12% 4.75%
      In St. Johns, 1.4% 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

      St. Johns age breakdown

      Marital status

      Age of children in married couples

      Source: The St. Johns, MI 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.