Spearfish, South Dakota Population 2024

14,036

Spearfish is a city located in Lawrence County South Dakota. Spearfish has a 2024 population of 14,036. Spearfish is currently growing at a rate of 4.16% annually and its population has increased by 14.84% 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 rental costs in recent years comes to - per month, and the median house value is -. The median age in Spearfish is 38.4 years, 38.7 years for males, and 38.2 years for females.

Spearfish Demographics

According to the most recent ACS, the racial composition of Spearfish was:

  • White: 89.18%
  • Two or more races: 5.83%
  • Native American: 2.68%
  • Black or African American: 0.84%
  • Other race: 0.77%
  • Asian: 0.48%
  • Native Hawaiian or Pacific Islander: 0.22%
Land Area (mi²)
16.5 sq mi
Density (mi²)
853.0/sq mi
Growth Since 2020
14.84% (1,814)
The current population of Spearfish, South Dakota is 14,036 based on our projections of the latest US Census estimates.The last official US Census in 2020 recorded the population at 12,222.

Spearfish, South Dakota Population 2024

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Spearfish Metro Area Population by Year

Population by Race

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Race
Population
Percentage (of total)
White10,94089.18%
Two or more races7155.83%
Native American3292.68%
Black or African American1030.84%
Other race950.77%
Asian590.48%
Native Hawaiian or Pacific Islander270.22%
showing: 7 rows

White

Two or more races

Native American

Black or African American

Other race

Asian

Native Hawaiian or Pacific Islander

Spearfish Population by Race

Spearfish Population Pyramid 2024

Spearfish Median Age

38.4

Total

38.7

Male

38.2

Female

Spearfish Adults

There are 10,048 adults, (2,766 of whom are seniors) in Spearfish.

Spearfish Age Dependency

68.5

Age Dependency Ratio

38

Old Age Dependency Ratio

30.5

Child Dependency Ratio

Spearfish Sex Ratio

Female6,41252.27%
Male5,85647.73%

Spearfish Population by Age

Spearfish Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All5,5562.075248
Non Family2,9861.332.767.3
Married2,0522.8979.620.4
Female3213.413862
Male1972.980.219.8
showing: 5 rows

2.89

Average Family Size

2.07

Average Household Size

52.0%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Spearfish Households and Families

Male

Female

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Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

Spearfish Educational Attainment by Sex (over 25)

Spearfish Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

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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%.

Spearfish Educational Attainment by Race

All

Male

Female

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$45,122

Average Earnings

$52,090

Average Male

$39,036

Average Female

Spearfish Earnings by Educational Attainment

Spearfish Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Spearfish Language

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.

Spearfish Language

Spearfish Poverty by Race

rate

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Name
Total
In Poverty
Poverty Rate
White10,2541,12811%
Multiple68724535.66%
Native29111639.86%
Hispanic2032210.84%
showing: 4 rows

13.11%

Overall Poverty Rate

10.75%

Male Poverty Rate

15.32%

Female Poverty Rate

Poverty in Spearfish

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%.

Spearfish Poverty

rate

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Rate
Poverty
Less Than 9th Grade32.14%
Some College12.22%
High School7.34%
Bachelors or Greater5.66%
showing: 4 rows

Spearfish Poverty Rate by Education

rate

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Rate
Poverty
Female Employed15.25%
Male Employed4.47%
Male Unemployed
Female Unemployed
showing: 4 rows

Spearfish Poverty Rate by Employment Status and Sex

Spearfish Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

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mean

median

Income by Household Type

Spearfish Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

42.9%

Overall Marriage Rate

46.5%

Male Marriage Rate

39.7%

Female Marriage Rate

Spearfish Married by Age and Sex

male

female

Spearfish Marriage

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.

Spearfish Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Spearfish Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

1,131

Number of Veterans

990

Male Veterans

141

Female Veterans

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Spearfish Veterans by War

count

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Spearfish Veterans by Age

count

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Spearfish Veterans by Race

Spearfish Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

0.27%

Veteran Poverty Rate

35.23%

Veteran Disability Rate

Spearfish Veterans by Education

LaborForceParticipation

64.2%

Labor Force Participation

62.5%

Employment Rate

2.3%

Unemployment Rate

Spearfish Employment by Age

LaborForceParticipation

Spearfish Employment by Race

LaborForceParticipation

Spearfish Employment by Education

Origin of Non-Citizens

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.

Origin of Naturalized Citizens

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

Place of Birth

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.

Spearfish Place of Birth

Note: data after 2022 is projected based on recent change

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Year
Population
Growth
Growth Rate
202916,8415613.45%
202816,2805613.57%
202715,7195613.7%
202615,1585613.84%
202514,5975614%
202414,0365614.16%
202313,4755614.34%
202212,9145614.54%
202112,3531311.07%
202012,2224303.65%
201911,792960.82%
201811,696170.15%
201711,6792021.76%
201611,4772712.42%
201511,2061551.4%
201411,051100.09%
201311,0413473.24%
201210,694650.61%
201110,6291000.95%
201010,5291,92322.34%
20008,6061,64023.54%
19906,9661,71532.66%
19805,25159012.66%
19704,66197926.59%
19603,68292933.75%
19502,753
showing: 26 rows

Spearfish Population by Year