Statistic Monmouth Oregon National
Population 10,787 4,327,302 336,919,644
Population density (sq mi) 4,972 45 91
Median age 24.1 39.1 37.7
Male/Female ratio 1.0:1 1.0:1 1.0:1
Married (15yrs & older) 39% 55% 55%
Families w/ Kids under 18 56% 42% 43%
Speak English 81% 85% 79%
Speak Spanish 14% 9% 13%
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Local Insights Report

Overview of Monmouth Demographics

Understanding the demographics of Monmouth 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 Monmouth population is 10,787, with a population density of 4,972 people per square mile, diverging from the national average of 91. The median age is 24.1, and 39% of individuals aged 15 or older are married, while 56% have children under 18. As far as income equality in Monmouth, 26% of households have a median income below $25,000, whereas 9% report an income exceeding $150,000, indicating a varied economic landscape within the area.

Monmouth Racial Demographics & Ethnicity

The Monmouth racial demographics and ethnicity breakdown serves as a critical tool for understanding and addressing systemic inequities, promoting social justice and inclusion and building stronger, more resilient communities. The racial breakdown in Monmouth is 78.4% White, 3.3% Black or African American, 2.7% Asian, 1.1% American Indian and 0.7% Native Hawaiian - 17.5% of the population identify as Hispanic or Latino. Of all households, 80.8% reported speaking English only, while 14.4% reported speaking Spanish only. A total of 9.7% of residents were considered foreign born.

Monmouth 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 Monmouth is 4,972 people per square mile, which far exceeds the national average of 91 and ranks among the most densely populated cities in the nation.

Is Monmouth Family Friendly?

Monmouth, as a family-friendly city, places a significant emphasis on the well-being and needs of families, fostering an environment where children thrive, parents feel supported and families can collectively enjoy a high quality of life. These cities are characterized by their strong sense of community, with neighbors actively supporting and looking out for one another. Additionally, they often offer exceptional educational opportunities, including top-quality schools, well-stocked libraries and diverse extracurricular activities. Access to quality education is essential for children's development and future success. By prioritizing the well-being of its residents, such cities become vibrant and resilient communities where families can truly flourish. In Monmouth, 56% of families have children under the age of 18, and 39% of residents aged over 15 are married. These demographics position this area to reap the benefits of being a family-friendly locality.

Why are Demographics Important?

Social Cohesion: The analysis and understanding of demographics are essential for promoting social cohesion and fostering appreciation among diverse communities. By embracing and acknowledging differences in Monmouth demographics, societies can promote inclusivity, diversity and social harmony while addressing social inequalities and advocating for equal opportunities. Racial demographics can reflect the diversity within a population and are instrumental in fostering inclusive and welcoming communities. Embracing ethnic diversity strengthens social connections, promotes cultural understanding and enriches society by celebrating the contributions of individuals from diverse racial and ethnic backgrounds.

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

Healthcare Planning: The analysis of Monmouth demographics can offer insights into healthcare planning and delivery, identifying population health needs, disparities and risk factors. By understanding demographic trends, healthcare providers and policymakers can allocate resources effectively, develop prevention and intervention programs and address health inequities within communities. Through the use of demographic data and statistics, healthcare providers and policymakers aim to achieve equitable, accessible and high-quality healthcare for all individuals and communities. This proactive approach to healthcare planning ensures targeted interventions, efficient resource allocation and customized healthcare services to meet the diverse needs of populations.

Demographics Quick Facts

  • The population density in Monmouth is 10930% higher than Oregon
  • The median age in Monmouth is 38% lower than Oregon
  • In Monmouth 78.45% of the population is White
  • In Monmouth 3.33% of the population is Black
  • In Monmouth 2.74% of the population is Asian

Compare Monmouth, OR Demographics

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      Monmouth racial demographics

      Race Monmouth Oregon National
      White 78.45% 85.07% 73.35%
      Black 3.33% 1.86% 12.63%
      Asian 2.74% 4.02% 5.22%
      American Indian 1.12% 1.14% 0.82%
      Native Hawaiian 0.69% 0.38% 0.18%
      Mixed race 9.28% 4.41% 3.06%
      Other race 4.39% 3.13% 4.75%
      In Monmouth, 17.5% 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

      Monmouth age breakdown

      Marital status

      Age of children in married couples

      Source: The Monmouth, OR 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.