Jefferson County, Wisconsin Population 2018

Jefferson County, Wisconsin's estimated population is 84,832 with a growth rate of 0.34% in the past year according to the most recent United States census data. Jefferson County, Wisconsin is the 20th largest county in Wisconsin.

Year Population Growth Growth Rate
201784,586-246-0.29%
201784,8322870.34%
201684,545200.02%
201584,5251300.15%
201484,395-240-0.28%
201384,6352680.32%
201284,3675290.63%
201183,8381260.15%
201083,71215,92923.50%
199067,7831,6312.47%
198066,1526,09210.14%
197060,0609,96619.89%
196050,0947,02516.31%
195043,0694,20110.81%
194038,8682,0835.66%
193036,7851,7635.03%
192035,0227162.09%
191034,306-483-1.39%
190034,7891,2593.75%
189033,5301,3744.27%
188032,156-1,884-5.53%
187034,0403,60211.83%
186030,43815,12198.72%
185015,31714,4031575.82%
18409140.00%

Jefferson County, Wisconsin Population Growth

Population Data via

Population by Race

Race Population
White79,739
Two or More Races1,742
Some Other Race1,668
Black or African American735
Asian570
American Indian and Alaska Native97
Native Hawaiian and Other Pacific Islander35

Data via US Census (2017 ACS 5-Year Survey): Table B03002

Jefferson County, Wisconsin Population Pyramid 2018

5001,0001,5002,0002,5003,0003,500 Male Population5001,0001,5002,0002,5003,0003,500 Female Population80757065605550454035302520151050

Data via US Census (2017 ACS 5-Year Survey): Table S0101

Jefferson County, Wisconsin Median Age

40.1


Total

39


Male

40.9


Female

Jefferson County, Wisconsin Adults

There are 65,968 adults, (13,028 of whom are seniors) in Jefferson County, Wisconsin.

Jefferson County, Wisconsin Age Dependency

59.8

Age Dependency Ratio

24.6

Old Age Dependency Ratio

35.2

Child Dependency Ratio

Jefferson County, Wisconsin Sex Ratio

Female

42,304

50.01%

Male

42,282

49.99%

Jefferson County, Wisconsin Households and Families

Jefferson County, Wisconsin Renter vs Owner Occupied by Household Type

Data via US Census (2017 ACS 5-Year Survey): Table S1101

Jefferson County, Wisconsin Household Types

Type Owner Renter
Married84.6%15.4%
All69.7%30.3%
Non Family55.5%44.5%
Male51%49%
Female40.3%59.7%

69.7%

Rate of Home Ownership

Jefferson County, Wisconsin Households by Type

Type Count Average Size Owned
All32,7392.4769.7
Married17,7443.0284.6
Non Family10,4101.355.5
Female2,9822.9140.3
Male1,6033.1151

2.93

Average Family Size

2.47

Average Household Size

7.3%

Unmarried (Opposite Sex)

0.3%

Unmarried (Same Sex)

Jefferson County, Wisconsin Households

Jefferson County, Wisconsin Education

Jefferson County, Wisconsin Educational Attainment by Sex (over 25)

Education Attained Count Percentage
Less Than 9th Grade1,7913.11%
9th to 12th Grade3,1695.51%
High School Graduate19,69134.21%
Some College12,30121.37%
Associates Degree6,87311.94%
Bachelors Degree9,53816.57%
Graduate Degree4,1887.28%

Jefferson County, Wisconsin Educational Attainment by Race

Name Total High School Bachelors
White53,63149,84513,218
Hispanic2,7681,766224
Other Race84847830
Multiple Races561529115
Asian345273117
Black30224643
Native American846418
Islander353

The highest rate of high school graduation is among multiple races people with a rate of 94.30%.

The highest rate of bachelors degrees is among multiple races people with a rate of 33.91%.

Jefferson County, Wisconsin Earnings by Educational Attainment

Name Average Male Female
Overall$37,041$43,587$31,044
Less Than High School$24,028$25,756$23,191
High School Grad$33,269$40,149$25,404
Some College$36,892$46,620$30,639
Bachelors Degree$44,303$57,327$38,738
Graduate Degree$57,363$61,796$54,533

$37,041

Average Earnings

$43,587

Average Male

$31,044

Average Female

Jefferson County, Wisconsin Language

Jefferson County, Wisconsin Language by Age

Jefferson County, Wisconsin Language

93.53% of Jefferson County, Wisconsin residents speak only English, while 6.47% speak other languages. The largest non-English language is Spanish, which is spoken by 5.13% of the population.

Jefferson County, Wisconsin Poverty

Jefferson County, Wisconsin Poverty by Race

Name Total In Poverty Poverty Rate
White73,3556,0168.20%
Hispanic5,5571,33824.08%
Multiple1,54531720.52%
Asian51817633.98%
Other1,63817410.62%
Black58614324.40%
Native85910.59%
Islander3538.57%

9.82%

Overall Poverty Rate

8.97%

Male Poverty Rate

10.66%

Female Poverty Rate

Poverty in Jefferson County, Wisconsin

The race most likely to be in poverty in Jefferson County, Wisconsin is Asian, with 33.98% below the poverty level.

The race least likely to be in poverty in Jefferson County, Wisconsin is White, with 8.20% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 1.60%. Among those working part-time, it was 14.41%, and for those that did not work, the poverty rate was 17.04%.

Jefferson County, Wisconsin Poverty Rate by Education

Name Poverty
Less Than High School20.69%
High School8.82%
Some College7.72%
Bachelors or Greater3.65%

Jefferson County, Wisconsin Poverty Rate by Employment Status and Sex

Name Poverty
Female Unemployed42.51%
Male Unemployed28.57%
Female Employed5.36%
Male Employed5.10%

Jefferson County, Wisconsin Income

Jefferson County, Wisconsin Income by Household Type

Name Median Mean
Households$59,215$72,684
Families$72,388$83,936
Married Families$81,351$93,378
Non Families$33,516$45,288

Jefferson County, Wisconsin Marital Status

Jefferson County, Wisconsin Marital Status

Marriage Rates

53.5%

Overall Marriage Rate

54.4%

Male Marriage Rate

52.6%

Female Marriage Rate

Jefferson County, Wisconsin Married by Age and Sex

Jefferson County, Wisconsin Marriage

The age group where males are most likely to be married is 55To64, while the female age group most likely to be married is 35To44.

Jefferson County, Wisconsin Marital Status by Race


Data via US Census (2017 ACS 5-Year Survey): Table S1201

Jefferson County, Wisconsin Veterans

Jefferson County, Wisconsin Veterans by War

5,453

Number of Veterans

5,131

Male Veterans

322

Female Veterans

Name Veterans
Vietnam2,194
First Gulf War954
Second Gulf War770
Korea456
World War II181

Jefferson County, Wisconsin Veterans by Age

Name Veterans
65 to 741,602
35 to 541,199
75+1,196
55 to 641,030
18 to 34426

Jefferson County, Wisconsin Veterans by Race

Name Veterans % of Total
White5,2978.43%
Hispanic1113.16%
2 or More8610.30%
Black284.88%
Other191.65%
Asian173.92%
Indian66.38%

Jefferson County, Wisconsin Veterans by Education

5.73%

Veteran Poverty Rate

22.79%

Veteran Disability Rate

Jefferson County, Wisconsin Employment Status

Jefferson County, Wisconsin Employment by Age

68.9%

Labor Force Participation

65.9%

Employment Rate

4.3%

Unemployment Rate

Jefferson County, Wisconsin Employment by Race

Jefferson County, Wisconsin Employment by Education

Population of Cities in Jefferson County, Wisconsin

City 2010 Census 2016 Estimated Growth Growth Rate
Watertown 2385523817-38-0.16%
Whitewater 14390145171270.88%
Fort Atkinson12397125411441.16%
Jefferson79738024510.64%
Lake Mills570758361292.26%
Waterloo3333333300.00%
Johnson Creek272929392107.70%
Palmyra17841770-14-0.78%
Cambridge 14511509584.00%
Sullivan66766810.15%
Lac La Belle 28629593.15%
Data Sources
  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