State
County
Land Area (mi²)
16.5 sq mi
Density (mi²)
725.30/sq mi
2020 Growth Rate
0.75%
Growth Since 2010
13.72%
Rank in State
Rank in Country
Metro Population
26,078
Spearfish is a city located in Lawrence County South Dakota. With a 2020 population of 11,934, it is the 10th largest city in South Dakota and the 2733rd largest city in the United States . Spearfish is currently growing at a rate of 0.75% annually and its population has increased by 13.72% since the most recent census, which recorded a population of 10,494 in 2010. Spearfish reached it's highest population of 11,934 in 2021. Spanning over 16 miles, Spearfish has a population density of 725 people per square mile.
The average household income in Spearfish is $73,951 with a poverty rate of 13.83%. The median rental costs in recent years comes to $763 per month, and the median house value is $212,700. The median age in Spearfish is 36.1 years, 34.6 years for males, and 37.9 years for females.
According to the most recent ACS, the racial composition of Spearfish was:
2019 and 2020 population is estimated by projecting the raw 2018 numbers.
| Year | Population | Growth | Growth Rate |
|---|---|---|---|
| 2021 | 26,078 | 117 | 0.45% |
| 2020 | 25,961 | 117 | 0.45% |
| 2019 | 25,844 | 117 | 0.45% |
| 2018 | 25,727 | 50 | 0.19% |
| 2017 | 25,677 | 360 | 1.40% |
| 2016 | 25,317 | 490 | 1.94% |
| 2015 | 24,827 | 95 | 0.38% |
| 2014 | 24,732 | -207 | -0.84% |
| 2013 | 24,939 | 537 | 2.15% |
| 2012 | 24,402 | 73 | 0.30% |
| 2011 | 24,329 | 124 | 0.51% |
| 2010 | 24,205 | 0.00% |
| Race | Population | Percentage |
|---|---|---|
| White | 10,773 | 93.30% |
| Two or More Races | 285 | 2.47% |
| American Indian and Alaska Native | 256 | 2.22% |
| Asian | 134 | 1.16% |
| Black or African American | 89 | 0.77% |
| Native Hawaiian and Other Pacific Islander | 10 | 0.09% |
| Type | Count | Average Size | Owned |
|---|---|---|---|
| All | 5,011 | 2.12 | 52.8 |
| Non Family | 2,486 | 1.35 | 31.7 |
| Married | 1,943 | 2.83 | 80.3 |
| Female | 425 | 3.21 | 52.9 |
| Male | 157 | 2.64 | 48.4 |
2.75
Average Family Size
2.12
Average Household Size
| Education Attained | Count | Percentage |
|---|---|---|
| Less Than 9th Grade | 143 | 1.92% |
| 9th to 12th Grade | 162 | 2.18% |
| High School Graduate | 1,810 | 24.32% |
| Some College | 1,609 | 21.62% |
| Associates Degree | 635 | 8.53% |
| Bachelors Degree | 2,047 | 27.51% |
| Graduate Degree | 1,036 | 13.92% |
| Race | Total | High School | Bachelors |
|---|---|---|---|
| White | 7,050 | 6,760 | 2,873 |
| Hispanic | 143 | 143 | 69 |
| Asian | 102 | 102 | 102 |
| Native American | 89 | 89 | 8 |
| 2+ Races | 89 | 89 | 51 |
| Black | 16 | 1 |
The highest rate of high school graduation is among native american people with a rate of 100.00%.
The highest rate of bachelors degrees is among asian people with a rate of 100.00%.
97.23% of Spearfish residents speak only English, while 2.77% speak other languages. The non-English language spoken by the largest group is Asian and Pacific Island languages, which is spoken by 0.99% of the population.
| Name | Total | In Poverty | Poverty Rate |
|---|---|---|---|
| White | 9,775 | 1,170 | 11.97% |
| Multiple | 262 | 148 | 56.49% |
| Native | 194 | 71 | 36.60% |
| Hispanic | 255 | 58 | 22.75% |
| Black | 50 | 10 | 20.00% |
| Asian | 101 | 7 | 6.93% |
13.83%
Overall Poverty Rate
11.46%
Male Poverty Rate
16.01%
Female Poverty Rate
The race most likely to be in poverty in Spearfish is Multiple, with 56.49% below the poverty level.
The race least likely to be in poverty in Spearfish is Asian, with 6.93% below the poverty level.
The poverty rate among those that worked full-time for the past 12 months was 3.71%. Among those working part-time, it was 28.69%, and for those that did not work, the poverty rate was 14.93%.
41.4%
Overall Marriage Rate
44.2%
Male Marriage Rate
39.0%
Female Marriage Rate
The age group where males are most likely to be married is Over 65, while the female age group most likely to be married is 45-54.
| Name | Veterans | % of Total |
|---|---|---|
| White | 879 | 9.96% |
| Hispanic | 20 | 9.17% |
6.68%
Veteran Poverty Rate
45.16%
Veteran Disability Rate
64.1%
Labor Force Participation
62.5%
Employment Rate
1.5%
Unemployment Rate
Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.
97.58%
Native Born
2.42%
Foreign Born
1.62%
Non Citizen
0.81%
Naturalized
97.58% of Spearfish residents were born in the United States, with 53.54% having been born in South Dakota. 1.62% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.
| Year | Population | Growth | Annual Growth Rate |
|---|---|---|---|
| 2021 | 11,934 | 89 | 0.75% |
| 2020 | 11,845 | 89 | 0.76% |
| 2019 | 11,756 | 89 | 0.76% |
| 2018 | 11,667 | 21 | 0.18% |
| 2017 | 11,646 | 208 | 1.82% |
| 2016 | 11,438 | 257 | 2.30% |
| 2015 | 11,181 | 150 | 1.36% |
| 2014 | 11,031 | 7 | 0.06% |
| 2013 | 11,024 | 345 | 3.23% |
| 2012 | 10,679 | 62 | 0.58% |
| 2011 | 10,617 | 94 | 0.89% |
| 2010 | 10,523 | 1,917 | 2.03% |
| 2000 | 8,606 | 1,640 | 2.14% |
| 1990 | 6,966 | 1,715 | 2.87% |
| 1980 | 5,251 | 590 | 1.20% |
| 1970 | 4,661 | 979 | 2.39% |
| 1960 | 3,682 | 929 | 2.95% |
| 1950 | 2,753 | 0.00% |