Statistic Spearfish South Dakota National
Population 11,702 884,659 328,239,523
Population density (sq mi) 699 12 91
Median age 36.1 36.8 37.7
Male/Female ratio 0.9:1 1.0:1 1.0:1
Married (15yrs & older) 47% 59% 55%
Families w/ Kids under 18 35% 44% 43%
Speak English 96% 94% 79%
Speak Spanish 1% 2% 13%

Overview of Spearfish Demographics

The demographics of Spearfish 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 11,702, Spearfish exhibits a population density of 699 people per square mile, contrasting with the national average of 91. The median age stands at 36.1, with 47% of individuals aged 15 or older being married and 35% having children under 18. In terms of income equality in Spearfish, 22% of households report a median income below $25,000, while 15% report an income exceeding $150,000, showcasing a diverse economic landscape.

Spearfish Racial Demographics & Ethnicity

Understanding the Spearfish racial demographics and ethnic composition is paramount for addressing systemic inequities, advancing social justice and inclusion and fortifying communities. In Spearfish, the racial breakdown indicates 92.5% White, 0.7% Black or African American, 1.4% Asian, 2.3% American Indian and 0.1% Native Hawaiian, with 1.9% of the population identifying as Hispanic or Latino. Notably, 96.4% of households reported speaking English only, while 0.8% reported speaking Spanish only. Additionally, 2.6% of residents were categorized as foreign-born.

Spearfish Population Density

Areas like Spearfish, characterized by below-average population density, offer a quieter lifestyle, closer connection to nature, strong community ties, improved affordability and enhanced safety, appealing to individuals seeking a break from urban life. These regions often boast a more affordable cost of living, with housing prices typically more accessible and residents may benefit from lower taxes, living expenses and insurance rates. Low population density areas also tend to have lower crime rates compared to densely populated urban areas, contributing to a greater sense of security for residents and their families. The Spearfish population density is 699 people per square mile, which ranks lower than 50% of cities nationwide, presenting ample opportunity to enjoy these advantages.

Why are Demographics Important?

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 Spearfish 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. Spearfish 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.

Urban Development: Urban planners could use Spearfish demographic data to design and create areas that accommodate the needs of residents, including housing, transportation and public services, while promoting sustainability and quality of life. Demographic shifts can contribute to gentrification and neighborhood change in urban or rural areas. As neighborhoods attract new residents with different income levels and lifestyle preferences, property values may rise, leading to displacement of long-time residents and changes in the character and identity of the neighborhood. Understanding population density, age distribution, household size and income levels helps inform decisions related to zoning, transportation infrastructure, housing development and public amenities. Lastly, using Spearfish demographics for planning and development of affordable housing can help prevent displacement.

Healthcare Planning: The examination of Spearfish demographics can potentially inform healthcare planning and delivery by identifying population health needs, disparities and risk factors. By comprehending demographic trends, healthcare providers and policymakers can allocate resources effectively, develop prevention and intervention programs, and address health inequities within communities. Through the utilization of demographic statistics, healthcare providers and policymakers aim to achieve equitable, accessible, and high-quality healthcare for all individuals and communities. This proactive healthcare planning approach ensures targeted interventions, efficient resource allocation and tailored healthcare services to meet the diverse needs of populations.

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Demographics Quick Facts

  • The population density in Spearfish is 5722% higher than South Dakota
  • The median age in Spearfish is 2% lower than South Dakota
  • In Spearfish 92.49% of the population is White
  • In Spearfish 0.68% of the population is Black
  • In Spearfish 1.38% of the population is Asian

Compare Spearfish, SD Demographics

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      Spearfish racial demographics

      Race Spearfish South Dakota National
      White 92.49% 84.77% 73.35%
      Black 0.68% 1.65% 12.63%
      Asian 1.38% 1.33% 5.22%
      American Indian 2.27% 8.72% 0.82%
      Native Hawaiian 0.09% 0.04% 0.18%
      Mixed race 3.08% 2.61% 3.06%
      Other race 0.00% 0.88% 4.75%
      In Spearfish, 1.9% 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

      Spearfish age breakdown

      Marital status

      Age of children in married couples

      Source: The Spearfish, SD demographics data displayed above is derived from the United States Census Bureau American Community Survey (ACS).