Norwalk, Iowa Population 2024

15,367

Norwalk is a city located in Warren County Iowa. Norwalk has a 2024 population of 15,367. Norwalk is currently growing at a rate of 4.03% annually and its population has increased by 18.97% since the most recent census, which recorded a population of 12,917 in 2020.

The average household income in Norwalk is $116,456 with a poverty rate of 4.08%. The median rental costs in recent years comes to - per month, and the median house value is -. The median age in Norwalk is 36.6 years, 35 years for males, and 39 years for females.

Norwalk Demographics

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

  • White: 96.24%
  • Two or more races: 2.31%
  • Black or African American: 0.97%
  • Asian: 0.25%
  • Other race: 0.15%
  • Native American: 0.07%
  • Native Hawaiian or Pacific Islander:
State
Iowa
Land Area (mi²)
11.6 sq mi
Density (mi²)
1,330.20/sq mi
Growth Since 2020
18.97% (2,450)
The current population of Norwalk, Iowa is 15,367 based on our projections of the latest US Census estimates.The last official US Census in 2020 recorded the population at 12,917.

Norwalk, Iowa Population 2024

Population by Race

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Race
Population
Percentage (of total)
White12,56696.24%
Two or more races3022.31%
Black or African American1270.97%
Asian330.25%
Other race200.15%
Native American90.07%
Native Hawaiian or Pacific Islander
showing: 7 rows

White

Two or more races

Black or African American

Asian

Other race

Native American

Native Hawaiian or Pacific Islander

Norwalk Population by Race

Norwalk Population Pyramid 2024

Norwalk Median Age

36.6

Total

35

Male

39

Female

Norwalk Adults

There are 9,479 adults, (1,622 of whom are seniors) in Norwalk.

Norwalk Age Dependency

66.2

Age Dependency Ratio

20.6

Old Age Dependency Ratio

45.5

Child Dependency Ratio

Norwalk Sex Ratio

Female6,73251.56%
Male6,32548.44%

Norwalk Population by Age

Norwalk Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All5,0452.568416
Married2,6883.2397.62.4
Non Family1,7481.1869.530.5
Female3723.0962.437.6
Male2374.3371.328.7
showing: 5 rows

3.24

Average Family Size

2.56

Average Household Size

84.0%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Norwalk 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

Norwalk Educational Attainment by Sex (over 25)

Norwalk Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

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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 native american people with a rate of 100%.

Norwalk Educational Attainment by Race

All

Male

Female

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$60,935

Average Earnings

$73,950

Average Male

$45,929

Average Female

Norwalk Earnings by Educational Attainment

Norwalk Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Norwalk Language

99.02% of Norwalk residents speak only English, while 0.98% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 0.65% of the population.

Norwalk Language

Norwalk Poverty by Race

rate

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Name
Total
In Poverty
Poverty Rate
White12,2904083.32%
Black119119100%
showing: 2 rows

4.08%

Overall Poverty Rate

3.43%

Male Poverty Rate

4.68%

Female Poverty Rate

Poverty in Norwalk

The race most likely to be in poverty in Norwalk is Black, with 100% below the poverty level.

The race least likely to be in poverty in Norwalk is White, with 3.32% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 0.53%. Among those working part-time, it was 9.33%, and for those that did not work, the poverty rate was 11.24%.

Norwalk Poverty

rate

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Rate
Poverty
Less Than 9th Grade20%
Some College5.59%
High School4.88%
Bachelors or Greater2.51%
showing: 4 rows

Norwalk Poverty Rate by Education

rate

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Rate
Poverty
Male Unemployed10.38%
Female Employed3.41%
Male Employed1.46%
Female Unemployed
showing: 4 rows

Norwalk Poverty Rate by Employment Status and Sex

Norwalk Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

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mean

median

Income by Household Type

Norwalk Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

56.9%

Overall Marriage Rate

60.1%

Male Marriage Rate

54.0%

Female Marriage Rate

Norwalk Married by Age and Sex

male

female

Norwalk Marriage

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

Norwalk Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Norwalk Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

557

Number of Veterans

557

Male Veterans

Female Veterans

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Norwalk Veterans by War

count

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Norwalk Veterans by Age

count

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Norwalk Veterans by Race

Norwalk Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

1.75%

Veteran Poverty Rate

31.13%

Veteran Disability Rate

Norwalk Veterans by Education

LaborForceParticipation

74.6%

Labor Force Participation

72%

Employment Rate

3.1%

Unemployment Rate

Norwalk Employment by Age

LaborForceParticipation

Norwalk Employment by Race

LaborForceParticipation

Norwalk 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

80.48%

Born in Norwalk

99.3%

Native Born

0.7%

Foreign Born

Non Citizen

0.7%

Naturalized

Place of Birth

99.3% of Norwalk residents were born in the United States, with 80.48% 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.

Norwalk Place of Birth

Note: data after 2022 is projected based on recent change

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Year
Population
Growth
Growth Rate
202918,3425953.35%
202817,7475953.47%
202717,1525953.59%
202616,5575953.73%
202515,9625953.87%
202415,3675954.03%
202314,7725954.2%
202214,1775954.38%
202113,5826655.15%
202012,9179437.88%
201911,9744533.93%
201811,5216235.72%
201710,8983863.67%
201610,5124254.21%
201510,0872502.54%
20149,8372242.33%
20139,6131771.88%
20129,4361451.56%
20119,2912452.71%
20109,0462,16231.41%
20006,8841,15820.22%
19905,7263,050113.98%
19802,676
showing: 23 rows

Norwalk Population by Year