Statistic Boulder Montana National
Population 1,064 1,097,879 336,919,644
Population density (sq mi) 946 8 91
Median age 40.9 39.8 37.7
Male/Female ratio 1.1:1 1.0:1 1.0:1
Married (15yrs & older) 43% 58% 55%
Families w/ Kids under 18 56% 40% 43%
Speak English 98% 96% 79%
Speak Spanish 2% 1% 13%
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Local Insights Report

Overview of Boulder Demographics

The population in Boulder is 1,064, while the population density is 946 people per square mile, contrasting with the national average of 91. The median age stands at 40.9, with 43% of individuals aged 15 or older being married and 56% having children under 18. In terms of household income equality in Boulder, 30% of households report a median income below $25,000, while 9% report an income exceeding $150,000. The Boulder demographics data can provide invaluable insight into the composition, dynamics and needs of urban and rural areas, enabling planners, developers and policymakers to strategize effectively for the promotion of prosperity, equity and well-being for all residents in the area.

Boulder Racial Demographics & Ethnicity

Recognizing the racial demographics and ethnicity breakdown of Boulder is pivotal for addressing systemic inequities, championing social justice and inclusion and fostering resilient communities. In Boulder, the racial breakdown comprises 96.4% White, 0% Black or African American, 0% Asian, 2.5% American Indian, and 0% Native Hawaiian, with 5.5% of the population identifying as Hispanic or Latino. 98% of households reported speaking English only, while 1.6% reported speaking Spanish only. Furthermore, 0% of residents were categorized as foreign-born.

Boulder Population Density

Areas like Boulder that have a higher than average population density tend to support environmental sustainability by reducing per capita energy consumption, greenhouse gas emissions and land use. Compact urban development encourages energy-efficient buildings, walking, cycling and the use of public transit, promoting sustainable lifestyles and reducing environmental impact. Densely populated areas also tend to have more vibrant social and cultural scenes, with a diverse population contributing to a wide array of cultural events, festivals and community activities. This diversity fosters creativity, innovation and cross-cultural exchange, enriching the social fabric of the community. The Boulder population density is higher than average and comes in at 946 people per square mile (compared to the nationwide average of 91), putting it in a position to take advantage of all the benefits of a densely populated area.

Is Boulder Family Friendly?

A family-friendly city like Boulder can place a strong emphasis on the well-being and requirements of families, establishing an atmosphere where children flourish, parents receive ample support and families collectively enjoy a superior quality of life. These cities are renowned for nurturing a tight-knit community, where neighbors actively support and watch out for each other. Additionally, they often feature outstanding educational opportunities, including top-tier schools, well-equipped libraries and diverse extracurricular activities. Access to quality education is indispensable for the holistic development and future achievements of children. By prioritizing the welfare of its inhabitants, such cities evolve into dynamic and resilient communities where families can genuinely thrive. In Boulder, 56% of families have children under the age of 18, and 43% of residents aged over 15 are married. These demographic characteristics position this locality to fully reap the rewards of being a family-friendly area.

Why are Demographics Important?

Policy Planning: Demographic data and statistics serve as valuable tools for guiding policy and decision-making processes across government entities, organizations, and businesses. Through the analysis and interpretation of Boulder demographics, policymakers, government officials and organizational leaders can identify areas requiring attention, allocate resources strategically and develop policies and initiatives that cater to the unique needs and preferences of various demographic groups. Boulder demographic statistics can play a critical role in policy planning by informing resource allocation, enabling evidence-based decision-making, identifying priority areas, forecasting future trends, monitoring policy outcomes and fostering equity and inclusivity. By harnessing this data effectively, policymakers can craft policies that are targeted, efficient and equitable, thereby addressing the diverse needs of communities.

Urban Development: Boulder demographic statistics are invaluable for urban planners in designing and developing areas that cater to residents' needs, encompassing housing, transportation, and public services, all while fostering sustainability and enhancing quality of life. Shifts in demographics can influence gentrification and neighborhood transformation, whether in urban or rural settings. As neighborhoods attract new residents with varying income levels and lifestyle preferences, property values may increase, potentially displacing long-term residents and altering the neighborhood's character. Analyzing population density, age distribution, household size, and income levels is crucial for guiding decisions regarding zoning, transportation infrastructure, housing expansion and public amenities. Utilizing Boulder demographic data in planning and executing affordable housing initiatives can serve as a preventive measure against displacement.

Education Allocation: In education planning, Boulder demographic data can be invaluable for identifying student demographics, school enrollment trends and educational needs. This data aids schools and policymakers in resource allocation and the formulation of effective educational programs. It serves as a crucial tool for recognizing disparities in educational access and outcomes among different demographic groups, including 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. Overall, Boulder demographic data can be an essential tool in education for promoting equity, facilitating student success, and nurturing inclusive learning environments that cater to the needs of all students.

Demographics Quick Facts

  • The population density in Boulder is 12452% higher than Montana
  • The median age in Boulder is 3% higher than Montana
  • In Boulder 96.40% of the population is White
  • In Boulder 0.00% of the population is Black
  • In Boulder 0.00% of the population is Asian

Compare Boulder, MT Demographics

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      Boulder racial demographics

      Race Boulder Montana National
      White 96.40% 89.11% 73.35%
      Black 0.00% 0.42% 12.63%
      Asian 0.00% 0.73% 5.22%
      American Indian 2.53% 6.57% 0.82%
      Native Hawaiian 0.00% 0.08% 0.18%
      Mixed race 1.07% 2.59% 3.06%
      Other race 0.00% 0.50% 4.75%
      In Boulder, 5.5% 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

      Boulder age breakdown

      Marital status

      Age of children in married couples

      Source: The Boulder, MT 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.