Spencer, Iowa Population 2024

11,500

Spencer Demographics

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

  • White: 93.65%
  • Two or more races: 4.19%
  • Other race: 0.96%
  • Black or African American: 0.59%
  • Asian: 0.43%
  • Native American: 0.18%
  • Native Hawaiian or Pacific Islander: 0%
State
Iowa
Land Area (mi²)
10.9 sq mi
Density (mi²)
1,050.40/sq mi
Growth Since 2020
1.74% (197)
The current population of Spencer, Iowa is 11,500 based on our projections of the latest US Census estimates (released May 2024). The last official US Census in 2020 recorded the population at 11,303.

Population by Race

Race
Population
Percentage (of total)
White10,63093.65%
Two or more races4764.19%
Other race1090.96%
Black or African American670.59%
Asian490.43%
Native American200.18%
Native Hawaiian or Pacific Islander00%

White

Two or more races

Other race

Black or African American

Asian

Native American

Native Hawaiian or Pacific Islander

Spencer Population by Race

Spencer Population Pyramid 2024

Spencer Median Age

41.4

Total

41.2

Male

41.6

Female

Spencer Adults

There are 8,756 adults, (2,457 of whom are seniors) in Spencer.

Spencer Age Dependency

80.2

Age Dependency Ratio

39

Old Age Dependency Ratio

41.2

Child Dependency Ratio

Spencer Sex Ratio

Female5,99852.84%
Male5,35347.16%

Spencer Population by Age

Spencer Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All5,1622.1468.831.2
Non Family2,3831.2155.144.9
Married2,0432.8496.73.3
Female5723.3424.375.7
Male1642.6876.223.8

2.9

Average Family Size

2.14

Average Household Size

68.8%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Spencer Households and Families

Male

Female

Education Attained
Count
Percentage
9th to 12th Grade2923.73%
Associates Degree93811.98%
Bachelors Degree1,47318.81%
Graduate Degree6878.77%
High School Graduate2,50331.96%
Less Than 9th Grade130.17%
Some College1,92624.59%

Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

Spencer Educational Attainment by Sex (over 25)

Spencer Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

Race
Total
High School
Bachelors
White7,5177,2132,088
Hispanic14814827
2+ Races1051054
Other Race91910
Asian494941
Black24230
Native American19190

The highest rate of high school graduation is among native american people with a rate of 100%.

The highest rate of bachelors degrees is among asian people with a rate of 83.67%.

Spencer Educational Attainment by Race

All

Male

Female

Name
Average
Male
Female
Bachelors Degree$49,634$63,229$43,654
Graduate Degree$72,188$160,173$64,844
High School Graduate$35,690$46,418$21,413
Less Than 9th Grade$22,165$0$0
Overall$44,215$51,074$35,262
Some College$45,390$50,577$36,000

$44,215

Average Earnings

$51,074

Average Male

$35,262

Average Female

Spencer Earnings by Educational Attainment

Spencer Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Spencer Language

98.5% of Spencer residents speak only English, while 1.5% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 0.98% of the population.

Spencer Language

Spencer Poverty by Race

rate

Name
Total
In Poverty
Poverty Rate
White10,0831,0039.95%
Hispanic52735066.41%
Multiple47328460.04%

13.6%

Overall Poverty Rate

10.9%

Male Poverty Rate

16.06%

Female Poverty Rate

Poverty in Spencer

The race most likely to be in poverty in Spencer is Hispanic, with 66.41% below the poverty level.

The race least likely to be in poverty in Spencer is White, with 9.95% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 2.01%. Among those working part-time, it was 24.4%, and for those that did not work, the poverty rate was 10.27%.

Spencer Poverty

rate

Rate
Poverty
Less Than 9th Grade10.76%
Some College8.99%
High School8.18%
Bachelors or Greater4.47%

Spencer Poverty Rate by Education

rate

Rate
Poverty
Female Unemployed87.41%
Male Unemployed39.33%
Female Employed13.82%
Male Employed4.3%

Spencer Poverty Rate by Employment Status and Sex

Spencer Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

Name
Median
Mean
Families$79,688$97,979
Households$57,175$75,068
Married Families$96,447$-999,999,999
Non Families$36,743$47,844

mean

median

Income by Household Type

Spencer Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

47.4%

Overall Marriage Rate

50.2%

Male Marriage Rate

44.8%

Female Marriage Rate

Spencer Married by Age and Sex

male

female

Spencer 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 45-54.

Spencer Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Spencer Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

697

Number of Veterans

667

Male Veterans

30

Female Veterans

War
Veterans
Vietnam247
Second Gulf War89
Korea81
First Gulf War48
World War II37

Spencer Veterans by War

count

Age Group
Veterans
75+256
65 to 74201
55 to 64139
35 to 5481
18 to 3420

Spencer Veterans by Age

count

Name
Veterans
% of Total
White6978.39%

Spencer Veterans by Race

Spencer Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

5.27%

Veteran Poverty Rate

26.2%

Veteran Disability Rate

Spencer Veterans by Education

LaborForceParticipation

67.4%

Labor Force Participation

63.8%

Employment Rate

5.2%

Unemployment Rate

Spencer Employment by Age

LaborForceParticipation

Spencer Employment by Race

LaborForceParticipation

Spencer 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

72.14%

Born in Spencer

98.92%

Native Born

1.08%

Foreign Born

0.65%

Non Citizen

0.43%

Naturalized

Place of Birth

98.92% of Spencer residents were born in the United States, with 72.14% having been born in Iowa. 0.65% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

Spencer Place of Birth

Note: data after 2022 is projected based on recent change
Year
Population
Growth
Change
202911,747500.43%
202811,697490.42%
202711,648490.42%
202611,599500.43%
202511,549490.43%
202411,500490.43%
202311,45190.08%
202211,442430.38%
202111,399960.85%
202011,3032872.61%
201911,016-42-0.38%
201811,058170.15%
201711,041-57-0.51%
201611,098-99-0.88%
201511,197170.15%
201411,180490.44%
201311,131-34-0.3%
201211,165-39-0.35%
201111,204-21-0.19%
201011,22500%
200011,3172512.27%
199011,066-660-5.63%
198011,7261,44814.09%
197010,2781,41415.95%
19608,8641,41819.04%
19507,44684712.84%
19406,5991,58031.48%
19305,0194209.13%
19204,5991,59453.04%
19103,005-90-2.91%
19003,095-8,652-73.65%

Spencer Population by Year