Spearfish is a city located in Lawrence County South Dakota. Spearfish has a 2024 population of 13,635. Spearfish is currently growing at a rate of 2.66% annually and its population has increased by 11.56% since the most recent census, which recorded a population of 12,222 in 2020.
The average household income in Spearfish is $89,229 with a poverty rate of 13.11%. The median age in Spearfish is 38.4 years: 38.7 years for males, and 38.2 years for females.
According to the most recent ACS, the racial composition of Spearfish was:
Race | Population | Percentage (of total) |
|---|---|---|
| White | 10,940 | 89.18% |
| Two or more races | 715 | 5.83% |
| Native American | 329 | 2.68% |
| Black or African American | 103 | 0.84% |
| Other race | 95 | 0.77% |
| Asian | 59 | 0.48% |
| Native Hawaiian or Pacific Islander | 27 | 0.22% |
White
Two or more races
Native American
Black or African American
Other race
Asian
Native Hawaiian or Pacific Islander
Household Type | Count | Average Size | Owner | Renter |
|---|---|---|---|---|
| All | 5,556 | 2.07 | 52 | 48 |
| Non Family | 2,986 | 1.3 | 32.7 | 67.3 |
| Married | 2,052 | 2.89 | 79.6 | 20.4 |
| Female | 321 | 3.41 | 38 | 62 |
| Male | 197 | 2.9 | 80.2 | 19.8 |
2.89
Average Family Size
2.07
Average Household Size
52.0%
Rate of Home Ownership
Married
Male
Female
NonFamily
owner
renter
Male
Female
Education Attained | Count | Percentage |
|---|---|---|
| 9th to 12th Grade | 217 | 2.7% |
| Associates Degree | 572 | 7.12% |
| Bachelors Degree | 2,416 | 30.08% |
| Graduate Degree | 1,217 | 15.15% |
| High School Graduate | 1,679 | 20.9% |
| Less Than 9th Grade | 113 | 1.41% |
| Some College | 1,818 | 22.63% |
Less Than 9th Grade
9th to 12th Grade
High School Graduate
Some College
Associates Degree
Bachelors Degree
Graduate Degree
High School Graduation Rate
Bachelors Rate
Race | Total | High School | Bachelors |
|---|---|---|---|
| White | 7,407 | 7,150 | 3,398 |
| 2+ Races | 419 | 405 | 198 |
| Hispanic | 128 | 102 | 33 |
| Native American | 80 | 33 | 1 |
| Other Race | 41 | 41 | 18 |
| Islander | 27 | 27 | 0 |
| Asian | 18 | 18 | 18 |
| Black | 1 | 1 | 0 |
The highest rate of high school graduation is among black people with a rate of 100%.
The highest rate of bachelors degrees is among asian people with a rate of 100%.
All
Male
Female
Name | Average | Male | Female |
|---|---|---|---|
| Bachelors Degree | $46,257 | $57,642 | $43,656 |
| Graduate Degree | $68,452 | $82,438 | $44,792 |
| High School Graduate | $29,030 | $45,325 | $22,722 |
| Less Than 9th Grade | $0 | $0 | $0 |
| Overall | $45,122 | $52,090 | $39,036 |
| Some College | $45,768 | $53,137 | $45,197 |
$45,122
Average Earnings
$52,090
Average Male
$39,036
Average Female
Only English
Spanish
Other Indo-European Languages
Asian and Pacific Island Languages
Other Languages
96.86% of Spearfish residents speak only English, while 3.14% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 1.44% of the population.
rate
Name | Total | In Poverty | Poverty Rate |
|---|---|---|---|
| White | 10,254 | 1,128 | 11% |
| Multiple | 687 | 245 | 35.66% |
| Native | 291 | 116 | 39.86% |
| Hispanic | 203 | 22 | 10.84% |
13.11%
Overall Poverty Rate
10.75%
Male Poverty Rate
15.32%
Female Poverty Rate
The race most likely to be in poverty in Spearfish is Native, with 39.86% below the poverty level.
The race least likely to be in poverty in Spearfish is Hispanic, with 10.84% below the poverty level.
The poverty rate among those that worked full-time for the past 12 months was 4.76%. Among those working part-time, it was 23.76%, and for those that did not work, the poverty rate was 17.58%.
rate
Rate | Poverty |
|---|---|
| Less Than 9th Grade | 32.14% |
| Some College | 12.22% |
| High School | 7.34% |
| Bachelors or Greater | 5.66% |
rate
Rate | Poverty |
|---|---|
| Female Employed | 15.25% |
| Male Employed | 4.47% |
| Male Unemployed | 0% |
| Female Unemployed | 0% |
Households
Families
MarriedFamilies
NonFamilies
Name | Median | Mean |
|---|---|---|
| Families | $89,812 | $132,771 |
| Households | $58,734 | $89,229 |
| Married Families | $104,390 | $-999,999,999 |
| Non Families | $40,222 | $50,132 |
mean
median
Married
Widowed
Divorced
Separated
NeverMarried
42.9%
Overall Marriage Rate
46.5%
Male Marriage Rate
39.7%
Female Marriage Rate
male
female
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 55-64.
Married
Widowed
Divorced
Separated
NeverMarried
Second Gulf War
First Gulf War
Vietnam
Korea
World War II
1,131
Number of Veterans
990
Male Veterans
141
Female Veterans
War | Veterans |
|---|---|
| First Gulf War | 359 |
| Vietnam | 324 |
| Second Gulf War | 171 |
| Korea | 118 |
| World War II | 26 |
count
Age Group | Veterans |
|---|---|
| 75+ | 363 |
| 35 to 54 | 346 |
| 65 to 74 | 261 |
| 55 to 64 | 121 |
| 18 to 34 | 40 |
count
Name | Veterans | % of Total |
|---|---|---|
| White | 1,080 | 12% |
| 2+ Races | 51 | 8.25% |
| Hispanic | 27 | 11.64% |
Less Than 9th Grade
High School Graduate
Some College
Bachelors or Greater
0.27%
Veteran Poverty Rate
35.23%
Veteran Disability Rate
LaborForceParticipation
64.2%
Labor Force Participation
62.5%
Employment Rate
2.3%
Unemployment Rate
LaborForceParticipation
LaborForceParticipation
Europe
Asia
Africa
Oceania
Latin America
North America
Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.
Europe
Asia
Africa
Oceania
Latin America
North America
57.48%
Born in Spearfish
98.57%
Native Born
1.43%
Foreign Born
0.46%
Non Citizen
0.97%
Naturalized
98.57% of Spearfish residents were born in the United States, with 57.48% having been born in South Dakota. 0.46% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Africa.
Year | Population | Growth | Change |
|---|---|---|---|
| 2029 | 15,402 | 354 | 2.35% |
| 2028 | 15,048 | 353 | 2.4% |
| 2027 | 14,695 | 353 | 2.46% |
| 2026 | 14,342 | 354 | 2.53% |
| 2025 | 13,988 | 353 | 2.59% |
| 2024 | 13,635 | 353 | 2.66% |
| 2023 | 13,282 | 358 | 2.77% |
| 2022 | 12,924 | 561 | 4.54% |
| 2021 | 12,363 | 141 | 1.15% |
| 2020 | 12,222 | 430 | 3.65% |
| 2019 | 11,792 | 96 | 0.82% |
| 2018 | 11,696 | 17 | 0.15% |
| 2017 | 11,679 | 202 | 1.76% |
| 2016 | 11,477 | 271 | 2.42% |
| 2015 | 11,206 | 155 | 1.4% |
| 2014 | 11,051 | 10 | 0.09% |
| 2013 | 11,041 | 347 | 3.24% |
| 2012 | 10,694 | 65 | 0.61% |
| 2011 | 10,629 | 100 | 0.95% |
| 2010 | 10,529 | 0 | 0% |
| 2000 | 8,606 | 1,640 | 23.54% |
| 1990 | 6,966 | 1,715 | 32.66% |
| 1980 | 5,251 | 590 | 12.66% |
| 1970 | 4,661 | 979 | 26.59% |
| 1960 | 3,682 | 929 | 33.75% |
| 1950 | 2,753 | -12,649 | -82.13% |