St. Olaf, Iowa Population 2024

100

St. Olaf is a city located in Clayton County Iowa. St. Olaf has a 2024 population of 100. St. Olaf is currently declining at a rate of -0.99% annually and its population has decreased by -2.91% since the most recent census, which recorded a population of 103 in 2020.

The average household income in St. Olaf is $82,705 with a poverty rate of 5.66%. The median rental costs in recent years comes to - per month, and the median house value is -. The median age in St. Olaf is 39.3 years, 39.8 years for males, and 37.5 years for females.

St. Olaf Demographics

According to the most recent ACS, the racial composition of St. Olaf was:

  • White: 87.85%
  • Black or African American: 6.54%
  • Two or more races: 5.61%
  • Native American:
  • Asian:
  • Native Hawaiian or Pacific Islander:
  • Other race:
State
Iowa
Land Area (mi²)
0.2 sq mi
Density (mi²)
409.70/sq mi
Growth Since 2020
-2.91% (-3)
The current population of St. Olaf, Iowa is 100 based on our projections of the latest US Census estimates.The last official US Census in 2020 recorded the population at 103.

St. Olaf, Iowa Population 2024

Population by Race

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Race
Population
Percentage (of total)
White9487.85%
Black or African American76.54%
Two or more races65.61%
Native American
Asian
Native Hawaiian or Pacific Islander
Other race
showing: 7 rows

White

Black or African American

Two or more races

Native American

Asian

Native Hawaiian or Pacific Islander

Other race

St. Olaf Population by Race

St. Olaf Population Pyramid 2024

St. Olaf Median Age

39.3

Total

39.8

Male

37.5

Female

St. Olaf Adults

There are 82 adults, (12 of whom are seniors) in St. Olaf.

St. Olaf Age Dependency

52.9

Age Dependency Ratio

17.1

Old Age Dependency Ratio

35.7

Child Dependency Ratio

St. Olaf Sex Ratio

Female5046.73%
Male5753.27%

St. Olaf Population by Age

St. Olaf Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All422.5576.223.8
Married242.7187.512.5
Non Family131.3869.230.8
Female360100
Male231000
showing: 5 rows

2.76

Average Family Size

2.55

Average Household Size

76.2%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

St. Olaf 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

St. Olaf Educational Attainment by Sex (over 25)

St. Olaf 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 white people with a rate of 17.65%.

St. Olaf Educational Attainment by Race

All

Male

Female

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$38,250

Average Earnings

$47,500

Average Male

$34,375

Average Female

St. Olaf Earnings by Educational Attainment

St. Olaf Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

St. Olaf Language

100% of St. Olaf residents speak only English, while speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by of the population.

St. Olaf Language

St. Olaf Poverty by Race

rate

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Name
Total
In Poverty
Poverty Rate
White9366.45%
showing: 1 rows

5.66%

Overall Poverty Rate

8.77%

Male Poverty Rate

2.04%

Female Poverty Rate

Poverty in St. Olaf

The race most likely to be in poverty in St. Olaf is White, with 6.45% below the poverty level.

The race least likely to be in poverty in St. Olaf is White, with 6.45% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was . Among those working part-time, it was , and for those that did not work, the poverty rate was 30.77%.

St. Olaf Poverty

rate

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Rate
Poverty
Less Than 9th Grade25%
High School5.88%
Some College4%
Bachelors or Greater
showing: 4 rows

St. Olaf Poverty Rate by Education

rate

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Rate
Poverty
Male Unemployed50%
Male Employed
Female Employed
Female Unemployed
showing: 4 rows

St. Olaf Poverty Rate by Employment Status and Sex

St. Olaf Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

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mean

median

Income by Household Type

St. Olaf Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

54.8%

Overall Marriage Rate

50.0%

Male Marriage Rate

60.5%

Female Marriage Rate

St. Olaf Married by Age and Sex

male

female

St. Olaf 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 35-44.

St. Olaf Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

St. Olaf Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

3

Number of Veterans

3

Male Veterans

Female Veterans

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St. Olaf Veterans by War

count

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St. Olaf Veterans by Age

count

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St. Olaf Veterans by Race

St. Olaf Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

Veteran Poverty Rate

66.67%

Veteran Disability Rate

St. Olaf Veterans by Education

LaborForceParticipation

79.8%

Labor Force Participation

75%

Employment Rate

6%

Unemployment Rate

St. Olaf Employment by Age

LaborForceParticipation

St. Olaf Employment by Race

LaborForceParticipation

St. Olaf 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

63.55%

Born in St. Olaf

100%

Native Born

Foreign Born

Non Citizen

Naturalized

Place of Birth

100% of St. Olaf residents were born in the United States, with 63.55% having been born in Iowa. of residents are not US citizens. Of those not born in the United States, the largest percentage are from Europe.

St. Olaf Place of Birth

Note: data after 2022 is projected based on recent change

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Year
Population
Growth
Growth Rate
202995-1-1.04%
202896-1-1.03%
202797-1-1.02%
202698-1-1.01%
202599-1-1%
2024100-1-0.99%
2023101-1-0.98%
2022102-1-0.97%
2021103
202010333%
2019100-1-0.99%
2018101-1-0.98%
2017102
2016102
2015102-4-3.77%
2014106-1-0.93%
2013107-3-2.73%
201211021.85%
2011108
2010108
showing: 20 rows

St. Olaf Population by Year