Statistic Ontario Oregon National
Population 11,298 4,327,302 336,919,644
Population density (sq mi) 2,187 45 91
Median age 34.5 39.1 37.7
Male/Female ratio 0.9:1 1.0:1 1.0:1
Married (15yrs & older) 48% 55% 55%
Families w/ Kids under 18 46% 42% 43%
Speak English 64% 85% 79%
Speak Spanish 34% 9% 13%
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Overview of Ontario Demographics

Understanding the demographics of Ontario 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 Ontario population is 11,298, with a population density of 2,187 people per square mile, diverging from the national average of 91. The median age is 34.5, and 48% of individuals aged 15 or older are married, while 46% have children under 18. As far as income equality in Ontario, 33% of households have a median income below $25,000, whereas 6% report an income exceeding $150,000, indicating a varied economic landscape within the area.

Ontario Racial Demographics & Ethnicity

Understanding the Ontario racial demographics and ethnic composition is paramount for addressing systemic inequities, advancing social justice and inclusion and fortifying communities. In Ontario, the racial breakdown indicates 85.3% White, 0.6% Black or African American, 2.1% Asian, 0.5% American Indian and 0% Native Hawaiian, with 47.9% of the population identifying as Hispanic or Latino. Notably, 63.6% of households reported speaking English only, while 34.4% reported speaking Spanish only. Additionally, 11.8% of residents were categorized as foreign-born.

Ontario Population Density

High population density areas are renowned for their extensive array of amenities and services, easily accessible to residents within walking distance or a short commute. From healthcare facilities and educational institutions to cultural venues, dining establishments, retail shops and public transportation options, these communities offer convenience and enrichment to their inhabitants. The Ontario population density is 2,187 people per square mile, well above the national average of 91, making it one of the most densely populated cities in the nation.

Why are Demographics Important?

Understanding Populations: By reporting and analyzing Ontario 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 Ontario population data serves as a cornerstone for addressing social, economic and environmental challenges, while also fostering the well-being and strength of communities.

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 Ontario 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. Ontario 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: Ontario 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, Ontario demographic data is indispensable in education for advancing equity, fostering student achievement, and cultivating inclusive learning environments tailored to the needs of all students.

Demographics Quick Facts

  • The population density in Ontario is 4752% higher than Oregon
  • The median age in Ontario is 12% lower than Oregon
  • In Ontario 85.29% of the population is White
  • In Ontario 0.58% of the population is Black
  • In Ontario 2.11% of the population is Asian

Compare Ontario, OR Demographics

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      Ontario racial demographics

      Race Ontario Oregon National
      White 85.29% 85.07% 73.35%
      Black 0.58% 1.86% 12.63%
      Asian 2.11% 4.02% 5.22%
      American Indian 0.52% 1.14% 0.82%
      Native Hawaiian 0.00% 0.38% 0.18%
      Mixed race 8.31% 4.41% 3.06%
      Other race 3.19% 3.13% 4.75%
      In Ontario, 47.9% 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

      Ontario age breakdown

      Marital status

      Age of children in married couples

      Source: The Ontario, 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.