Spencer, South Dakota Population 2020

149

Spencer is a city located in South Dakota. With a 2020 population of 149, it is the 201st largest city in South Dakota and the 17490th largest city in the United States. Spencer is currently growing at a rate of 1.36% annually but its population has decreased by -3.25% since the most recent census, which recorded a population of 154 in 2010. Spencer reached it's highest population of 153 in 2010. Spanning over 0 miles, Spencer has a population density of 556 people per square mile.

The average household income in Spencer is $62,167 with a poverty rate of 17.69%. The median rental costs in recent years comes to - per month, and the median house value is $70,800. The median age in Spencer is 52.8 years, 48.4 years for males, and 54.8 years for females. For every 100 females there are 119.4 males.

Spencer Demographics

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

  • White: 95.92%
  • Native American: 4.08%
  • Black or African American: 0.00%
  • Asian: 0.00%
  • Native Hawaiian or Pacific Islander: 0.00%
  • Other race: 0.00%
  • Two or more races: 0.00%
The current population of Spencer, South Dakota is 149, based on our projections of the latest US Census estimates. The US Census estimates the 2018 population at 145.The last official US Census in 2010 recorded the population at 154.

Spencer, South Dakota Population 2020

Population by Race

Race Population Percentage
White14195.92%
American Indian and Alaska Native64.08%

Spencer Population Pyramid 2020

Spencer Median Age

52.8


Total

48.4


Male

54.8


Female

Spencer Adults

There are 117 adults, (43 of whom are seniors) in Spencer.

Spencer Age Dependency

98.6

Age Dependency Ratio

58.1

Old Age Dependency Ratio

40.5

Child Dependency Ratio

Spencer Sex Ratio

Female

67

45.58%

Male

80

54.42%

Spencer Households and Families

Spencer Renter vs Owner Occupied by Household Type

Spencer Household Types

Type Owner Renter
Male100%0%
Married98%2%
All89.1%10.9%
Non Family57.1%42.9%
Female0%0%

89.1%

Rate of Home Ownership

Type Count Average Size Owned
All642.389.1
Married492.6198
Non Family141.0757.1
Male14100
Female00

2.64

Average Family Size

2.3

Average Household Size

1.6%

Unmarried (Opposite Sex)

0%

Unmarried (Same Sex)

Spencer Education

Education Attained Count Percentage
Less Than 9th Grade0.00%
9th to 12th Grade98.26%
High School Graduate7972.48%
Some College21.83%
Associates Degree1513.76%
Bachelors Degree32.75%
Graduate Degree10.92%

Spencer Educational Attainment by Race

Name Total High School Bachelors
White103944
Native American66

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 white people with a rate of 3.88%.

Name Average Male Female
Overall$34,167$48,750$
Less Than High School$$$
High School Grad$34,583$47,750$
Some College$$60,625$
Bachelors Degree$$$
Graduate Degree$$$

$34,167

Average Earnings

$48,750

Average Male

$

Average Female

Spencer Language

Spencer Language by Age

Spencer Language

96.50% of Spencer residents speak only English, while 3.50% speak other languages. The non-English language spoken by the largest group is Other Indo-European, which is spoken by 3.50% of the population.

Spencer Poverty

Spencer Poverty by Race

17.69%

Overall Poverty Rate

22.50%

Male Poverty Rate

11.94%

Female Poverty Rate

Poverty in Spencer

The race most likely to be in poverty in Spencer is White, with 18.44% below the poverty level.

The race least likely to be in poverty in Spencer is White, with 18.44% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 0.00%. Among those working part-time, it was 28.13%, and for those that did not work, the poverty rate was 13.64%.

Name Poverty
Less Than High School55.56%
High School11.39%
Some College5.88%
Bachelors or Greater0.00%
Name Poverty
Female Unemployed0.00%
Female Employed19.35%
Male Unemployed0.00%
Male Employed8.57%

Spencer Income

Spencer Income by Household Type

Name Median Mean
Households$46,250$62,167
Families$51,250$68,914
Married Families$50,625-
Non Families$40,000$38,071

Spencer Marital Status

Spencer Marital Status

Marriage Rates

83.2%

Overall Marriage Rate

81.3%

Male Marriage Rate

85.5%

Female Marriage Rate

Spencer Married by Age and Sex

Spencer Marriage

The age group where males are most likely to be married is 55-64, while the female age group most likely to be married is 35-44.

Spencer Marital Status by Race

Spencer Veterans

18

Number of Veterans

18

Male Veterans

Female Veterans

War Veterans
Vietnam8
Second Gulf War2
World War II
Korea
First Gulf War
Age Group Veterans
65 to 748
55 to 645
35 to 542
18 to 342
75+1

$Spencer Veterans by Education

0.00%

Veteran Poverty Rate

27.78%

Veteran Disability Rate

Spencer Employment Status

55.5%

Labor Force Participation

55.5%

Employment Rate

0%

Unemployment Rate

Spencer Place of Birth

Origin of Non-Citizens

Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.

Origin of Naturalized Citizens

82.31%

Born in South Dakota

100.00%

Native Born

0.00%

Foreign Born

0.00%

Non Citizen

Place of Birth

100.00% of Spencer residents were born in the United States, with 82.31% having been born in South Dakota. 0.00% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Europe.

Year Population Growth Annual Growth Rate
202014921.36%
201914721.38%
20181450.00%
201714521.40%
2016143-3-2.05%
2015146-4-2.67%
2014150-2-1.32%
201315210.66%
20121510.00%
2011151-2-1.31%
20101530.00%