Williams County, North Dakota Population 2024

40,260

Williams County, North Dakota's estimated 2024 population is 40,260 with a growth rate of 2.93% in the past year according to the most recent United States census data. Williams County, North Dakota is the 5th largest county in North Dakota. The 2010 population was 22,591 and has seen a growth of 78.21% since that time.

Note: data after 2022 is projected based on recent change
Year
Population
Growth
Change
202945,9951,1472.56%
202844,8481,1472.62%
202743,7011,1472.7%
202642,5541,1472.77%
202541,4071,1472.85%
202440,2601,1472.93%
202339,1131,1473.02%
202237,966-533-1.38%
202138,499-2,683-6.51%
202041,1823,2858.67%
201937,8972,1996.16%
201835,6982,0596.12%
201733,639-647-1.89%
201634,286-1,093-3.09%
201535,3793,2139.99%
201432,1662,5438.58%
201329,6232,86810.72%
201226,7552,3389.58%
201124,4171,8268.08%
201022,59100%
199021,129-1,108-4.98%
198022,2372,93615.21%
197019,301-2,750-12.47%
196022,0515,60934.11%
195016,4421270.78%
194016,315-3,238-16.56%
193019,5531,5738.75%
192017,9803,74626.32%
191014,23412,704830.33%
19001,530-44,465-96.67%
2024 Growth Rate
2.93% (1,147)
County Website
Williams County
2020 Population
41,182
Area
2078 mi²
Density
19 people/mi²
Growth Since 2020
-2.24% (-922)
Founded
December 8, 1891

Population by Race

Race
Population
Percentage (of total)
White31,57980.81%
Two or more races2,4536.28%
Black or African American2,0305.2%
Other race1,7394.45%
Native American8262.11%
Asian4201.07%
Native Hawaiian or Pacific Islander290.07%

White

Two or more races

Black or African American

Other race

Native American

Asian

Native Hawaiian or Pacific Islander

Williams County, North Dakota Population by Race

Williams County, North Dakota Population Pyramid 2024

Williams County, North Dakota Median Age

31.9

Total

32.4

Male

31.6

Female

Williams County, North Dakota Adults

There are 27,554 adults, (3,737 of whom are seniors) in Williams County, North Dakota.

Williams County, North Dakota Age Dependency

64.1

Age Dependency Ratio

15.7

Old Age Dependency Ratio

48.4

Child Dependency Ratio

Williams County, North Dakota Sex Ratio

Female17,94245.92%
Male21,13454.08%

Williams County, North Dakota Population by Age

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

Household Type
Count
Average Size
Owner
Renter
All15,5992.4753.746.3
Married7,0133.3565.634.4
Non Family6,0611.1937.862.2
Male1,3203.4254.345.7
Female1,2052.7463.736.3

3.19

Average Family Size

2.47

Average Household Size

53.7%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Williams County, North Dakota Households and Families

Male

Female

Education Attained
Count
Percentage
9th to 12th Grade1,6756.87%
Associates Degree3,64514.94%
Bachelors Degree4,41018.08%
Graduate Degree1,5676.42%
High School Graduate7,65831.39%
Less Than 9th Grade5642.31%
Some College4,87819.99%

Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

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

Williams County, North Dakota Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

Race
Total
High School
Bachelors
White19,37417,9834,927
Hispanic1,9731,384326
2+ Races1,176995134
Black1,1691,102261
Other Race1,156674195
Native American635553138
Asian284282236
Islander16140

The highest rate of high school graduation is among asian people with a rate of 99.3%.

The highest rate of bachelors degrees is among asian people with a rate of 83.1%.

Williams County, North Dakota Educational Attainment by Race

All

Male

Female

Name
Average
Male
Female
Bachelors Degree$55,785$68,478$39,508
Graduate Degree$68,952$87,159$61,680
High School Graduate$46,408$57,175$40,125
Less Than 9th Grade$36,807$56,108$0
Overall$56,470$73,128$38,337
Some College$61,106$84,197$35,855

$56,470

Average Earnings

$73,128

Average Male

$38,337

Average Female

Williams County, North Dakota Earnings by Educational Attainment

Williams County, North Dakota Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Williams County, North Dakota Language

90.73% of Williams County, North Dakota residents speak only English, while 9.27% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 5.05% of the population.

Williams County, North Dakota Language

Williams County, North Dakota Poverty by Race

rate

Name
Total
In Poverty
Poverty Rate
White29,6201,6445.55%
Black2,01051425.57%
Hispanic3,6842767.49%
Multiple2,44027011.07%
Native82411914.44%
Islander292793.1%
Asian420184.29%
Other1,73910.06%

7.41%

Overall Poverty Rate

6.33%

Male Poverty Rate

8.7%

Female Poverty Rate

Poverty in Williams County, North Dakota

The race most likely to be in poverty in Williams County, North Dakota is Islander, with 93.1% below the poverty level.

The race least likely to be in poverty in Williams County, North Dakota is Other, with 0.06% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 0.92%. Among those working part-time, it was 11.4%, and for those that did not work, the poverty rate was 17.69%.

Williams County, North Dakota Poverty

rate

Rate
Poverty
Less Than 9th Grade10.84%
High School9.54%
Some College4.45%
Bachelors or Greater4.31%

Williams County, North Dakota Poverty Rate by Education

rate

Rate
Poverty
Female Employed5.94%
Male Employed2.46%
Male Unemployed1.48%
Female Unemployed0%

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

Williams County, North Dakota Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

Name
Median
Mean
Families$104,948$132,985
Households$86,139$113,117
Married Families$127,223$-999,999,999
Non Families$53,410$76,140

mean

median

Income by Household Type

Williams County, North Dakota Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

51.7%

Overall Marriage Rate

49.5%

Male Marriage Rate

54.2%

Female Marriage Rate

Williams County, North Dakota Married by Age and Sex

male

female

Williams County, North Dakota Marriage

The age group where males are most likely to be married is 45-54, while the female age group most likely to be married is 45-54.

Williams County, North Dakota Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Williams County, North Dakota Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

2,322

Number of Veterans

2,146

Male Veterans

176

Female Veterans

War
Veterans
Second Gulf War1,147
First Gulf War444
Vietnam372
Korea53
World War II6

Williams County, North Dakota Veterans by War

count

Age Group
Veterans
35 to 54984
18 to 34518
55 to 64348
65 to 74242
75+230

Williams County, North Dakota Veterans by Age

count

Name
Veterans
% of Total
White2,0699.19%
2+ Races1177.88%
Native American11416.59%
Hispanic1024.71%
Other Race131.11%
Black50.38%
Asian41.25%

Williams County, North Dakota Veterans by Race

Williams County, North Dakota Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

6.83%

Veteran Poverty Rate

16.11%

Veteran Disability Rate

Williams County, North Dakota Veterans by Education

LaborForceParticipation

74%

Labor Force Participation

72.1%

Employment Rate

2.5%

Unemployment Rate

Williams County, North Dakota Employment by Age

LaborForceParticipation

Williams County, North Dakota Employment by Race

LaborForceParticipation

Williams 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

44.46%

Born in Williams County, North Dakota

91.65%

Native Born

8.35%

Foreign Born

4.79%

Non Citizen

3.56%

Naturalized

Place of Birth

91.65% of Williams County, North Dakota residents were born in the United States, with 44.46% having been born in North Dakota. 4.79% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Williams County, North Dakota Place of Birth

Sources