Williams County, Ohio Population 2021

Williams County, Ohio's estimated population is 36,598 with a growth rate of -0.13% in the past year according to the most recent United States census data. Williams County, Ohio is the 67th largest county in Ohio. The 2010 Population was 37,512 and has seen a growth of -2.44% since this time.

Note: 2020 and 2021 data is projected
Year Population Growth Growth Rate
202136,598-47-0.13%
202036,645-47-0.13%
201936,692-47-0.13%
201836,739320.09%
201736,707-230-0.62%
201636,937-70-0.19%
201537,007-188-0.51%
201437,195-231-0.62%
201337,426-95-0.25%
201237,521-63-0.17%
201137,584720.19%
201037,5125561.50%
199036,9565871.61%
198036,3692,7008.02%
197033,6693,70112.35%
196029,9683,76614.37%
195026,2026922.71%
194025,5101,1944.91%
193024,316-311-1.26%
192024,627-571-2.27%
191025,1982450.98%
190024,953560.22%
189024,8971,0764.52%
188023,8212,83013.48%
187020,9914,35826.20%
186016,6338,615107.45%
18508,0183,55379.57%
18404,4654,0781053.75%
18303870.00%
2021 Growth Rate
-0.13%
County Website
State
Founded
February 2, 1824
County Seat
2010 Population
37,512
Growth Since 2010
-2.44%
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Williams County, Ohio Population Growth

Population by Race

Race Population Percentage
White34,94694.92%
Two or More Races6981.90%
Some Other Race4361.18%
Black or African American4041.10%
Asian2140.58%
American Indian and Alaska Native1080.29%
Native Hawaiian and Other Pacific Islander100.03%
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Williams County, Ohio Population by Race

Williams County, Ohio Population Pyramid $2021

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Williams County, Ohio Median Age

41.4


Total

39.3


Male

43.6


Female

Williams County, Ohio Adults

There are 28,457 adults, (6,799 of whom are seniors) in Williams County, Ohio.

Williams County, Ohio Age Dependency

70

Age Dependency Ratio

31.4

Old Age Dependency Ratio

38.6

Child Dependency Ratio

Williams County, Ohio Sex Ratio

Female

18,549

50.38%

Male

18,267

49.62%

Williams County, Ohio Population by Age

Williams County, Ohio Renter vs Owner Occupied by Household Type

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Williams County, Ohio Household Types

Type Owner Renter
Married89.5%10.5%
All77%23%
Non Family67.1%32.9%
Male65.9%34.1%
Female55.2%44.8%

77.0%

Rate of Home Ownership

Williams County, Ohio Households and Families

Type Count Average Size Owned
All15,0902.3777
Married7,4083.0389.5
Non Family5,5041.1967.1
Female1,3403.0155.2
Male8383.1365.9

2.93

Average Family Size

2.37

Average Household Size

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Williams County, Ohio Households by Type

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Education Attained Count Percentage
Less Than 9th Grade4481.75%
9th to 12th Grade1,9757.71%
High School Graduate10,85142.35%
Some College5,81822.71%
Associates Degree2,62210.23%
Bachelors Degree2,3589.20%
Graduate Degree1,5496.05%
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Williams County, Ohio Educational Attainment by Sex (over 25)

Williams County, Ohio Educational Attainment by Race

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Race Total High School Bachelors
White24,04621,9723,709
Hispanic892734104
Other Race33229951
Black2981578
2+ Races23214933
Asian16116150
Native American1039416
Islander994

The highest rate of high school graduation is among asian people with a rate of 100.00%.

The highest rate of bachelors degrees is among islander people with a rate of 44.44%.

Williams County, Ohio Educational Attainment by Race

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Name Average Male Female
Overall$34,846$40,325$28,295
Less Than 9th Grade$14,667$24,643$10,318
High School Graduate$31,693$36,421$23,987
Some College$35,058$44,881$27,554
Bachelors Degree$46,481$50,300$44,154
Graduate Degree$60,729$75,966$58,389

$34,846

Average Earnings

$40,325

Average Male

$28,295

Average Female

Williams County, Ohio Earnings by Educational Attainment

Williams County, Ohio Language by Age

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Williams County, Ohio Language

97.25% of Williams County, Ohio residents speak only English, while 2.75% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 1.95% of the population.

Williams County, Ohio Language

Williams County, Ohio Poverty by Race

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Name Total In Poverty Poverty Rate
White33,1773,61410.89%
Hispanic1,53923615.33%
Multiple68715622.71%
Native1083229.63%
Black1392115.11%
Other36730.82%

11.17%

Overall Poverty Rate

9.94%

Male Poverty Rate

12.36%

Female Poverty Rate

Poverty in Williams County, Ohio

The race most likely to be in poverty in Williams County, Ohio is Native, with 29.63% below the poverty level.

The race least likely to be in poverty in Williams County, Ohio is Other, with 0.82% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 2.09%. Among those working part-time, it was 16.03%, and for those that did not work, the poverty rate was 16.18%.

Williams County, Ohio Poverty

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Name Poverty
Less Than 9th Grade23.97%
Some College8.57%
High School8.46%
Bachelors or Greater2.57%

Williams County, Ohio Poverty Rate by Education

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Rate Poverty
Female Unemployed57.60%
Male Unemployed32.79%
Female Employed6.95%
Male Employed3.91%

Williams County, Ohio Poverty Rate by Employment Status and Sex

Williams County, Ohio Income by Household Type

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Name Median Mean
Households$53,183$64,821
Families$64,155$74,600
Married Families$73,958$84,299
Non Families$32,397$44,852
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Income by Household Type

Williams County, Ohio Marital Status

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Marriage Rates

51.4%

Overall Marriage Rate

51.9%

Male Marriage Rate

50.9%

Female Marriage Rate

Williams County, Ohio Married by Age and Sex

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Williams County, Ohio 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 35-44.

Williams County, Ohio Marital Status by Race

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Williams County, Ohio Marital Status

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2,374

Number of Veterans

2,176

Male Veterans

198

Female Veterans

War Veterans
Vietnam830
First Gulf War446
Second Gulf War383
Korea155
World War II92

Williams County, Ohio Veterans by War

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Age Group Veterans
65 to 74703
75+563
35 to 54526
18 to 34315
55 to 64267

Williams County, Ohio Veterans by Age

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Name Veterans % of Total
White2,3038.50%
Hispanic413.92%
Asian3518.62%
Other Race256.46%
Black71.83%
2+ Races41.33%

Williams County, Ohio Veterans by Race

Williams County, Ohio Veterans by Education

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11.34%

Veteran Poverty Rate

30.34%

Veteran Disability Rate

Williams County, Ohio Veterans by Education

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62.9%

Labor Force Participation

60.5%

Employment Rate

3.8%

Unemployment Rate

Williams County, Ohio Employment by Age

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Williams County, Ohio Employment by Race

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Williams County, Ohio Employment by Education

Origin of Non-Citizens

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Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.

Origin of Naturalized Citizens

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73.35%

Born in Williams County, Ohio

98.78%

Native Born

1.22%

Foreign Born

0.58%

Non Citizen

0.64%

Naturalized

Place of Birth

98.78% of Williams County, Ohio residents were born in the United States, with 73.35% having been born in Ohio. 0.58% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Williams County, Ohio Place of Birth

  1. US Census City/Town Population estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. Population of States and Counties of the United States: 1790 - 1990

Sources