Spearfish, South Dakota Population 2018

Spearfish, South Dakota's estimated population is 11,609 according to the most recent United States census estimates. Spearfish, South Dakota is the 10th largest city in South Dakota based on official 2017 estimates from the US Census Bureau.

The population density is 705.33 people/mi² (272.33 people/km²), with a household density of 123.86 people/km² (320.80 people/mi²).

The overall median age is 31.8 years, 30.7 years for males, and 32.7 years for females. For every 100 females there are 88.7 males.

Based on data from the American Community Survey, in 2017 there were 5,280 households in the city, with an average size of 2.18 people per household. The vacancy rate was 10.7%, with a median rent of $641/month. The median house has 4.8 rooms, and has a value of $203,000.

The median income for households in Spearfish, South Dakota is $44,330, while the mean household income is $57,376. The per capita income is $24,569, and 9.5% of families and 15.2% of individuals are below the federal poverty line. 11.6% of those under 18 are in poverty, and 13.4% of those 65 years or older.

Year Population Growth Growth Rate
201711,6091591.39%
201611,4502111.88%
201511,2391381.24%
201411,10140.04%
201311,0973533.29%
201210,744590.55%
201110,685940.89%
201010,5911,98523.07%
20008,6061,64023.54%
19906,9661,71532.66%
19805,25159012.66%
19704,66197926.59%
19603,68292933.75%
19502,7530.00%

Population by Race

Race Population
White10,406
American Indian and Alaska Native346
Black or African American114
Asian106
Two or More Races104
Some Other Race89
Native Hawaiian and Other Pacific Islander11

Race Data via US Census (2016 ACS 5-Year Survey)

Spearfish Sd Population Pyramid 2018

0k0k0k0k Male Population0k0k0k0k Female Population757065605550454035302520151050

Spearfish Sd Median Age

31.8


Total

30.7


Male

32.7


Female

Lancaster Adults

There are 9,357 adults in Spearfish Sd.

Spearfish Sd Age Dependency

53.9

Age Dependency Ratio

24.1

Old Age Dependency Ratio

29.8

Child Dependency Ratio

Spearfish Sd Housing Indicators

Indicator Value
Median Number of Rooms (per House)
4.8
Houses Without Mortgage
921
Houses With Mortgage
1,437
Vacancy Rate
10.7
Median Rent
641
Median Home Value
203,000
Renter-Occupied Units
2,359
Owner-Occupied Units
2,358
Total Housing Units
5,280

This chart shows the employment and labor force participation rates in Spearfish Sd for residents over 16 years of age. The 2015 unemployment rate is 2.5% and the labor force participation rate is 67.8%.

Spearfish Sd Family/Household Indicators

Indicator Value
Average Household Size
2.18
Average Family Size
2.74
Total Households
4717
Married Couple Households
2051
Male Householder (no wife) Families
167
Female Householder (no husband) Families
430
Non Family Households
2069
Total Families
2648
Households With Own Children
1283
Unmarried Partner Households (Opposite Sex)
6.1
Unmarried Partner Households (Same Sex)
0

Spearfish Sd Income Distribution

Indicator Value
Under $10,000
334
$10,000 to $14,999
318
$15,000 to $24,999
723
$25,000 to $34,999
560
$35,000 to $49,999
737
$50,000 to $74,999
708
$75,000 to $99,999
569
$100,000 to $149,999
521
$150,000 to $199,999
158
Over $200,000
89

Spearfish Sd Household Income

Income

Median

Mean

Spearfish Sd

South Dakota

$44,330

$52,078

$57,376

$68,419

Under 10k10k - 15k15k - 25k25k - 35k35k - 50k50k - 75k75k - 100k100k - 150k150k - 200kOver 200k00.050.10.150.2

Spearfish Sd Education Data

Spearfish Sd Educational Attainment (over 25)

Indicator Value Percentage
Less Than 9th Grade
1662.43%
9th to 12th Grade
1912.80%
High School Graduate
1,94828.55%
Some College
1,54822.68%
Associates Degree
71810.52%
Bachelors Degree
1,50722.08%
Graduate Degree
74610.93%