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)
White31,98781.25%
Two or more races2,7587.01%
Black or African American2,0595.23%
Other race1,2473.17%
Native American8082.05%
Asian4601.17%
Native Hawaiian or Pacific Islander490.12%

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

32.3

Total

32.7

Male

31.9

Female

Williams County, North Dakota Adults

There are 27,553 adults, (3,886 of whom are seniors) in Williams County, North Dakota.

Williams County, North Dakota Age Dependency

66.3

Age Dependency Ratio

16.4

Old Age Dependency Ratio

49.9

Child Dependency Ratio

Williams County, North Dakota Sex Ratio

Female18,48546.95%
Male20,88353.05%

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
All15,3082.5357.242.8
Married6,9353.4768.931.1
Non Family5,8571.1945.254.8
Female1,2912.8851.848.2
Male1,2253.2854.445.6

3.27

Average Family Size

2.53

Average Household Size

57.2%

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 Grade1,7707.18%
Associates Degree3,71815.08%
Bachelors Degree3,76615.27%
Graduate Degree2,0888.47%
High School Graduate8,30233.67%
Less Than 9th Grade5372.18%
Some College4,47418.15%

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
White19,51218,1604,760
Hispanic1,8841,232236
2+ Races1,3661,119146
Black1,2611,193407
Other Race871439163
Native American636523102
Asian307306276
Islander19120

The highest rate of high school graduation is among asian people with a rate of 99.67%.

The highest rate of bachelors degrees is among asian people with a rate of 89.9%.

Williams County, North Dakota Educational Attainment by Race

All

Male

Female

Name
Average
Male
Female
Bachelors Degree$59,817$81,472$42,477
Graduate Degree$80,140$93,382$74,628
High School Graduate$48,434$62,551$34,929
Less Than 9th Grade$45,914$59,881$0
Overall$57,235$74,084$38,690
Some College$58,852$87,546$37,447

$57,235

Average Earnings

$74,084

Average Male

$38,690

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

89.79% of Williams County, North Dakota residents speak only English, while 10.21% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 5.62% of the population.

Williams County, North Dakota Language

Williams County, North Dakota Poverty by Race

rate

Name
Total
In Poverty
Poverty Rate
White29,8111,7495.87%
Black2,01060330%
Hispanic3,76646012.21%
Multiple2,74629810.85%
Native80223929.8%
Asian4606714.57%
Islander492448.98%
Other1,23220.16%

8.76%

Overall Poverty Rate

7.14%

Male Poverty Rate

10.6%

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 48.98% below the poverty level.

The race least likely to be in poverty in Williams County, North Dakota is Other, with 0.16% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 1.47%. Among those working part-time, it was 9.77%, and for those that did not work, the poverty rate was 20.68%.

Williams County, North Dakota Poverty

rate

Rate
Poverty
Less Than 9th Grade12.8%
High School10.61%
Bachelors or Greater6.3%
Some College5.97%

Williams County, North Dakota Poverty Rate by Education

rate

Rate
Poverty
Female Unemployed10.16%
Female Employed6.51%
Male Unemployed5.12%
Male Employed1.94%

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$104,598$141,246
Households$90,224$119,610
Married Families$133,417$-999,999,999
Non Families$54,229$78,516

mean

median

Income by Household Type

Williams County, North Dakota Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

52.0%

Overall Marriage Rate

48.9%

Male Marriage Rate

55.5%

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

2,431

Number of Veterans

2,213

Male Veterans

218

Female Veterans

War
Veterans
Second Gulf War1,165
First Gulf War586
Vietnam412
Korea28
World War II4

Williams County, North Dakota Veterans by War

count

Age Group
Veterans
35 to 541,024
18 to 34477
55 to 64403
65 to 74290
75+237

Williams County, North Dakota Veterans by Age

count

Name
Veterans
% of Total
White2,2029.72%
Hispanic1537.06%
Native American11917.68%
2+ Races1066.77%
Asian41.19%

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

8.66%

Veteran Poverty Rate

19.08%

Veteran Disability Rate

Williams County, North Dakota Veterans by Education

LaborForceParticipation

73.2%

Labor Force Participation

71.1%

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

44.63%

Born in Williams County, North Dakota

92.48%

Native Born

7.52%

Foreign Born

4.16%

Non Citizen

3.36%

Naturalized

Place of Birth

92.48% of Williams County, North Dakota residents were born in the United States, with 44.63% having been born in North Dakota. 4.16% 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