Jefferson County, New York Population 2021

Jefferson County, New York's estimated population is 105,770 with a growth rate of -1.88% in the past year according to the most recent United States census data. Jefferson County, New York is the 26th largest county in New York. The 2010 Population was 116,592 and has seen a growth of -9.28% since this time.

Note: 2020 and 2021 data is projected
Year Population Growth Growth Rate
2021105,770-2,032-1.88%
2020107,802-2,032-1.85%
2019109,834-2,032-1.82%
2018111,866-1,291-1.14%
2017113,1571770.16%
2016112,980-3,391-2.91%
2015116,371-1,600-1.36%
2014117,971-519-0.44%
2013118,490-1,745-1.45%
2012120,2352,4832.11%
2011117,7521,1600.99%
2010116,5925,6495.09%
1990110,94322,79225.86%
198088,151-357-0.40%
197088,5086730.77%
196087,8352,3142.71%
195085,5211,5181.81%
194084,0034290.51%
193083,5741,3241.61%
192082,2501,8682.32%
191080,3823,6344.73%
190076,7487,94211.54%
189068,8062,7034.09%
188066,1036881.05%
187065,415-4,410-6.32%
186069,8251,6722.45%
185068,1537,16911.76%
184060,98412,49125.76%
183048,49315,54147.16%
182032,95217,812117.65%
181015,1400.00%
2021 Growth Rate
-1.88%
County Website
Founded
1805
County Seat
2010 Population
116,592
Growth Since 2010
-9.28%
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Jefferson County, New York Population Growth

Population by Race

Race Population Percentage
White97,44886.36%
Black or African American6,9326.14%
Two or More Races4,3413.85%
Asian1,9831.76%
Some Other Race1,3251.17%
American Indian and Alaska Native5640.50%
Native Hawaiian and Other Pacific Islander2490.22%
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Jefferson County, New York Population by Race

Jefferson County, New York Population Pyramid $2021

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Jefferson County, New York Median Age

32.5


Total

30.8


Male

34.9


Female

Jefferson County, New York Adults

There are 85,560 adults, (14,923 of whom are seniors) in Jefferson County, New York.

Jefferson County, New York Age Dependency

59.7

Age Dependency Ratio

21.1

Old Age Dependency Ratio

38.6

Child Dependency Ratio

Jefferson County, New York Sex Ratio

Female

53,576

47.48%

Male

59,266

52.52%

Jefferson County, New York Population by Age

Jefferson County, New York Renter vs Owner Occupied by Household Type

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Jefferson County, New York Household Types

Type Owner Renter
Married67.6%32.4%
All56.5%43.5%
Male53%47%
Non Family45.8%54.2%
Female39.2%60.8%

56.5%

Rate of Home Ownership

Jefferson County, New York Households and Families

Type Count Average Size Owned
All42,7342.4956.5
Married21,6633.167.6
Non Family14,5381.2445.8
Female4,5703.3239.2
Male1,9633.2353

3.04

Average Family Size

2.49

Average Household Size

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Jefferson County, New York Households by Type

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Education Attained Count Percentage
Less Than 9th Grade1,7952.51%
9th to 12th Grade4,6216.46%
High School Graduate24,85834.75%
Some College15,40721.54%
Associates Degree8,95412.52%
Bachelors Degree9,56613.37%
Graduate Degree6,3398.86%
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Jefferson County, New York Educational Attainment by Sex (over 25)

Jefferson County, New York Educational Attainment by Race

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Race Total High School Bachelors
White61,40256,18413,806
Hispanic3,9193,458604
Black3,4813,013656
2+ Races1,7251,571370
Asian1,095950511
Other Race75162439
Native American3242639
Islander15715742

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

The highest rate of bachelors degrees is among asian people with a rate of 46.67%.

Jefferson County, New York Educational Attainment by Race

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Name Average Male Female
Overall$36,696$43,686$28,079
Less Than 9th Grade$21,417$25,183$14,675
High School Graduate$29,273$37,796$20,339
Some College$35,064$45,138$25,920
Bachelors Degree$47,478$56,340$37,580
Graduate Degree$63,214$74,364$57,941

$36,696

Average Earnings

$43,686

Average Male

$28,079

Average Female

Jefferson County, New York Earnings by Educational Attainment

Jefferson County, New York Language by Age

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Jefferson County, New York Language

91.68% of Jefferson County, New York residents speak only English, while 8.32% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 4.26% of the population.

Jefferson County, New York Language

Jefferson County, New York Poverty by Race

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Name Total In Poverty Poverty Rate
White89,01211,21312.60%
Hispanic7,1431,55621.78%
Black5,4381,13020.78%
Multiple3,76474519.79%
Asian1,81844624.53%
Other81813015.89%
Native4369521.79%
Islander2113617.06%

14.02%

Overall Poverty Rate

12.60%

Male Poverty Rate

15.46%

Female Poverty Rate

Poverty in Jefferson County, New York

The race most likely to be in poverty in Jefferson County, New York is Asian, with 24.53% below the poverty level.

The race least likely to be in poverty in Jefferson County, New York is White, with 12.60% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 2.13%. Among those working part-time, it was 17.51%, and for those that did not work, the poverty rate was 22.01%.

Jefferson County, New York Poverty

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Name Poverty
Less Than 9th Grade29.32%
High School15.53%
Some College9.61%
Bachelors or Greater3.11%

Jefferson County, New York Poverty Rate by Education

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Rate Poverty
Male Unemployed31.96%
Female Unemployed29.59%
Female Employed8.36%
Male Employed5.48%

Jefferson County, New York Poverty Rate by Employment Status and Sex

Jefferson County, New York Income by Household Type

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Name Median Mean
Households$52,685$65,932
Families$62,510$75,548
Married Families$72,071$84,820
Non Families$32,458$43,723
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Income by Household Type

Jefferson County, New York Marital Status

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Marriage Rates

52.0%

Overall Marriage Rate

50.2%

Male Marriage Rate

54.1%

Female Marriage Rate

Jefferson County, New York Married by Age and Sex

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Jefferson County, New York Marriage

The age group where males are most likely to be married is Over 65, while the female age group most likely to be married is 35-44.

Jefferson County, New York Marital Status by Race

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Jefferson County, New York Marital Status

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9,895

Number of Veterans

8,728

Male Veterans

1,167

Female Veterans

War Veterans
Second Gulf War4,088
First Gulf War2,551
Vietnam2,115
Korea574
World War II159

Jefferson County, New York Veterans by War

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Age Group Veterans
35 to 542,949
18 to 342,138
65 to 741,670
55 to 641,622
75+1,516

Jefferson County, New York Veterans by Age

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Name Veterans % of Total
White8,59812.67%
Black83624.02%
Hispanic64917.38%
Other Race15720.91%
2+ Races1457.75%
Asian907.56%
Native American4614.65%
Islander2331.94%

Jefferson County, New York Veterans by Race

Jefferson County, New York Veterans by Education

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7.90%

Veteran Poverty Rate

29.60%

Veteran Disability Rate

Jefferson County, New York Veterans by Education

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63.7%

Labor Force Participation

49.1%

Employment Rate

6.2%

Unemployment Rate

Jefferson County, New York Employment by Age

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Jefferson County, New York Employment by Race

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Jefferson County, New York 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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66.38%

Born in Jefferson County, New York

95.99%

Native Born

4.01%

Foreign Born

1.73%

Non Citizen

2.28%

Naturalized

Place of Birth

95.99% of Jefferson County, New York residents were born in the United States, with 66.38% having been born in New York. 1.73% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

Jefferson County, New York 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