Foster County, North Dakota Population 2024

3,238

Foster County, North Dakota's estimated 2024 population is 3,238 with a growth rate of -2.15% in the past year according to the most recent United States census data. Foster County, North Dakota is the 32nd largest county in North Dakota. The 2010 population was 3,343 and has seen a growth of -3.14% since that time.

Note: data after 2022 is projected based on recent change
Year
Population
Growth
Change
20292,883-71-2.4%
20282,954-71-2.35%
20273,025-71-2.29%
20263,096-71-2.24%
20253,167-71-2.19%
20243,238-71-2.15%
20233,309-71-2.1%
20223,380160.48%
20213,364-23-0.68%
20203,3871705.28%
20193,21750.16%
20183,212-39-1.2%
20173,251-57-1.72%
20163,308-17-0.51%
20153,325-12-0.36%
20143,337-18-0.54%
20133,355-25-0.74%
20123,380371.11%
20113,34300%
20103,34300%
19903,983-628-13.62%
19804,611-221-4.57%
19704,832-529-9.87%
19605,361240.45%
19505,337-487-8.36%
19405,824-529-8.33%
19306,3532454.01%
19206,10879514.96%
19105,3131,54340.93%
19003,7702,560211.57%
18901,2101,1733170.27%
188037-2,846-98.72%
2024 Growth Rate
-2.15% (-71)
County Website
Foster County
2020 Population
3,387
Area
634 mi²
Density
5 people/mi²
Growth Since 2020
-4.4% (-149)
Founded
October 11, 1883

Population by Race

Race
Population
Percentage (of total)
White3,22595.19%
Two or more races942.77%
Native American330.97%
Native Hawaiian or Pacific Islander180.53%
Black or African American160.47%
Asian20.06%
Other race00%

White

Two or more races

Native American

Native Hawaiian or Pacific Islander

Black or African American

Asian

Other race

Foster County, North Dakota Population by Race

Foster County, North Dakota Population Pyramid 2024

Foster County, North Dakota Median Age

45.1

Total

45

Male

45.4

Female

Foster County, North Dakota Adults

There are 2,645 adults, (803 of whom are seniors) in Foster County, North Dakota.

Foster County, North Dakota Age Dependency

83.9

Age Dependency Ratio

43.6

Old Age Dependency Ratio

40.3

Child Dependency Ratio

Foster County, North Dakota Sex Ratio

Female1,67649.47%
Male1,71250.53%

Foster County, North Dakota Population by Age

Foster County, North Dakota Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All1,4922.1978.321.7
Married8282.991.38.7
Non Family5741.1258.741.3
Female722.5779.220.8
Male182.561000

2.84

Average Family Size

2.19

Average Household Size

78.3%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Foster County, North Dakota Households and Families

Male

Female

Education Attained
Count
Percentage
9th to 12th Grade843.43%
Associates Degree45718.67%
Bachelors Degree45918.75%
Graduate Degree893.64%
High School Graduate72829.74%
Less Than 9th Grade552.25%
Some College57623.53%

Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

Foster County, North Dakota Educational Attainment by Sex (over 25)

Foster County, North Dakota Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

Race
Total
High School
Bachelors
White2,3512,212532
2+ Races39390
Native American33330
Black161616
Hispanic770
Asian220

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

The highest rate of bachelors degrees is among black people with a rate of 100%.

Foster County, North Dakota Educational Attainment by Race

All

Male

Female

Name
Average
Male
Female
Bachelors Degree$45,139$73,750$36,660
Graduate Degree$44,583$0$57,000
High School Graduate$52,137$60,938$39,236
Less Than 9th Grade$14,107$17,917$0
Overall$50,625$61,477$36,938
Some College$54,444$65,179$30,729

$50,625

Average Earnings

$61,477

Average Male

$36,938

Average Female

Foster County, North Dakota Earnings by Educational Attainment

Foster County, North Dakota Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Foster County, North Dakota Language

98.22% of Foster County, North Dakota residents speak only English, while 1.78% speak other languages. The non-English language spoken by the largest group is Other Indo-European, which is spoken by 1.19% of the population.

Foster County, North Dakota Language

Foster County, North Dakota Poverty by Race

rate

Name
Total
In Poverty
Poverty Rate
White3,1032718.73%
Asian22100%
Multiple9211.09%

8.35%

Overall Poverty Rate

6.25%

Male Poverty Rate

10.59%

Female Poverty Rate

Poverty in Foster County, North Dakota

The race most likely to be in poverty in Foster County, North Dakota is Asian, with 100% below the poverty level.

The race least likely to be in poverty in Foster County, North Dakota is Multiple, with 1.09% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 0%. Among those working part-time, it was 13.63%, and for those that did not work, the poverty rate was 24.41%.

Foster County, North Dakota Poverty

rate

Rate
Poverty
Less Than 9th Grade60.16%
High School9.46%
Some College8.85%
Bachelors or Greater0.74%

Foster County, North Dakota Poverty Rate by Education

rate

Rate
Poverty
Male Employed2.77%
Male Unemployed0%
Female Employed5.39%
Female Unemployed0%

Foster County, North Dakota Poverty Rate by Employment Status and Sex

Foster County, North Dakota Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

Name
Median
Mean
Families$105,000$115,354
Households$78,426$89,998
Married Families$111,111$-999,999,999
Non Families$37,283$47,924

mean

median

Income by Household Type

Foster County, North Dakota Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

62.2%

Overall Marriage Rate

65.5%

Male Marriage Rate

58.9%

Female Marriage Rate

Foster County, North Dakota Married by Age and Sex

male

female

Foster County, North Dakota 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.

Foster County, North Dakota Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Foster County, North Dakota Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

150

Number of Veterans

133

Male Veterans

17

Female Veterans

War
Veterans
Vietnam46
Korea29
Second Gulf War16
World War II12
First Gulf War5

Foster County, North Dakota Veterans by War

count

Age Group
Veterans
75+68
65 to 7433
55 to 6425
35 to 5418
18 to 346

Foster County, North Dakota Veterans by Age

count

Name
Veterans
% of Total
White1174.62%
Native American33100%

Foster County, North Dakota Veterans by Race

Foster County, North Dakota Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

20.59%

Veteran Poverty Rate

27.94%

Veteran Disability Rate

Foster County, North Dakota Veterans by Education

LaborForceParticipation

66.3%

Labor Force Participation

66.1%

Employment Rate

0.2%

Unemployment Rate

Foster County, North Dakota Employment by Age

LaborForceParticipation

Foster County, North Dakota Employment by Race

LaborForceParticipation

Foster County, North Dakota 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

80.02%

Born in Foster County, North Dakota

99.97%

Native Born

0.03%

Foreign Born

0%

Non Citizen

0.03%

Naturalized

Place of Birth

99.97% of Foster County, North Dakota residents were born in the United States, with 80.02% having been born in North Dakota. 0% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Europe.

Foster County, North Dakota Place of Birth

Sources