Mandan, North Dakota Population 2023

25,970

Mandan is a city located in Morton County North Dakota. It is also the county seat of Morton County. With a 2023 population of 25,970, it is the 8th largest city in North Dakota and the 1790th largest city in the United States.Mandan is currently growing at a rate of 2.32% annually and its population has increased by 7.29% since the most recent census, which recorded a population of 24,206 in 2020. Spanning over 14 miles, Mandan has a population density of 1,923 people per square mile.

The average household income in Mandan is $90,692 with a poverty rate of 10.55%. The median rental costs in recent years comes to - per month, and the median house value is -. The median age in Mandan is 35.6 years, 34.5 years for males, and 36.6 years for females.

Mandan Demographics

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

  • White: 88.56%
  • Native American: 4.61%
  • Two or more races: 2.18%
  • Other race: 1.85%
  • Black or African American: 1.66%
  • Asian: 0.95%
  • Native Hawaiian or Pacific Islander: 0.19%
The current population of Mandan, North Dakota is 25,970 based on our projections of the latest US Census estimates.The last official US Census in 2020 recorded the population at 24,206.

Mandan, North Dakota Population 2023

Population by Race

White

Native American

Two or more races

Other race

Black or African American

Asian

Native Hawaiian or Pacific Islander

Mandan Population by Race

Mandan Population Pyramid 2023

Mandan Median Age

35.6

Total

34.5

Male

36.6

Female

Mandan Adults

There are 17,306 adults, (3,370 of whom are seniors) in Mandan.

Mandan Age Dependency

61.3

Age Dependency Ratio

24.2

Old Age Dependency Ratio

37.1

Child Dependency Ratio

Mandan Sex Ratio

Female10,91248.54%
Male11,57051.46%

Mandan Population by Age

Mandan Renter vs Owner Occupied by Household Type

2.74

Average Family Size

2.24

Average Household Size

65.8%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Mandan Households and Families

Male

Female

Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

Mandan Educational Attainment by Sex (over 25)

Mandan Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

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

The highest rate of bachelors degrees is among white people with a rate of 25.04%.

Mandan Educational Attainment by Race

All

Male

Female

$45,537

Average Earnings

$52,350

Average Male

$37,941

Average Female

Mandan Earnings by Educational Attainment

Mandan Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Mandan Language

94.97% of Mandan residents speak only English, while 5.03% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 2.98% of the population.

Mandan Language

Mandan Poverty by Race

rate

10.55%

Overall Poverty Rate

6.73%

Male Poverty Rate

10.71%

Female Poverty Rate

Poverty in Mandan

The race most likely to be in poverty in Mandan is Asian, with 191.18% below the poverty level.

The race least likely to be in poverty in Mandan is Multiple, with 7.91% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 1.27%. Among those working part-time, it was 19%, and for those that did not work, the poverty rate was 16.87%.

Mandan Poverty

Mandan Poverty Rate by Education

Mandan Poverty Rate by Employment Status and Sex

Mandan Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

mean

median

Income by Household Type

Mandan Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

57.1%

Overall Marriage Rate

57.8%

Male Marriage Rate

56.4%

Female Marriage Rate

Mandan Married by Age and Sex

male

female

Mandan 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 55-64.

Mandan Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Mandan Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

1,302

Number of Veterans

1,254

Male Veterans

48

Female Veterans

Mandan Veterans by War

Mandan Veterans by Age

count

Mandan Veterans by Race

Mandan Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

0.08%

Veteran Poverty Rate

14.86%

Veteran Disability Rate

Mandan Veterans by Education

LaborForceParticipation

74.6%

Labor Force Participation

72.7%

Employment Rate

2.4%

Unemployment Rate

Mandan Employment by Age

LaborForceParticipation

Mandan Employment by Race

LaborForceParticipation

Mandan 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

66.13%

Born in Mandan

91.25%

Native Born

1.62%

Foreign Born

0.4%

Non Citizen

1.22%

Naturalized

Place of Birth

91.25% of Mandan residents were born in the United States, with 66.13% having been born in North Dakota. 0.4% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

Mandan Place of Birth

Note: data after 2020 is projected based on recent growth

Mandan Population by Year