Janesville, Wisconsin Population 2022

64,851
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Janesville is a city located in Rock County Wisconsin. Janesville has a 2020 population of 64,851. It is also the county seat of Rock County. Janesville is currently growing at a rate of 0.14% annually and its population has increased by 1.93% since the most recent census, which recorded a population of 63,623 in 2010.

The average household income in Janesville is $69,687 with a poverty rate of 11.28%. The median rental costs in recent years comes to $874 per month, and the median house value is $151,400. The median age in Janesville is 39.7 years, 37.8 years for males, and 42 years for females.

Janesville Demographics

According to the most recent ACS, the racial composition of Janesvillewas:

  • White: 89.97%
  • Two or more races: 3.05%
  • Other race: 2.81%
  • Black or African American: 2.64%
  • Asian: 1.34%
  • Native American: 0.18%
  • Native Hawaiian or Pacific Islander: 0.01%
The current population of Janesville, Wisconsin is 64,851 based on our projections of the latest US Census estimates. The US Census estimates the 2018 population at 64,851.The last official US Census in 2010 recorded the population at 63,623.

Janesville, Wisconsin Population 2022

2021 and 2022 population is estimated by projecting the 2019 numbers.

Year Population Growth Growth Rate
2010160,2600.00%
2011159,867-393-0.25%
2012160,0651980.12%
2013160,3412760.17%
2014160,9205790.36%
2015161,006860.05%
2016161,3203140.19%
2017162,2058850.55%
2018162,8746690.41%
2019163,3544800.29%
2020163,8344800.29%
2021164,3144800.29%

Janesville Metro Area Population by Year

Population by Race

Race Population Percentage
White57,95189.97%
Black or African American1,7022.64%
American Indian and Alaska Native1190.18%
Asian8661.34%
Native Hawaiian and Other Pacific Islander70.01%
Some Other Race1,8072.81%
Two or More Races1,9633.05%
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Janesville Population by Race

Janesville Population Pyramid 2022

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Janesville Median Age

38.8


Total

37.1


Male

41.4


Female

Janesville Adults

There are 49,571 adults, (10,959 of whom are seniors) in Janesville.

Janesville Age Dependency

Age Dependency Ratio

28.4

Old Age Dependency Ratio

38.4

Child Dependency Ratio

Janesville Sex Ratio

Female

33,143

51.45%

Male

31,272

48.55%

Janesville Population by Age

Janesville Renter vs Owner Occupied by Household Type

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Janesville Household Types

Type Owner Renter
Married86.6%13.4%
All65.5%34.5%
Male52%48%
Non Family50.5%49.5%
Female46.3%53.7%

65.5%

Rate of Home Ownership

Janesville Households and Families

Type Count Average Size Owned
All27,3022.3365.5
Married11,6523.0386.6
Male1,3053.5252
Female3,2453.1346.3
Non Family11,1001.2150.5

2.97

Average Family Size

2.33

Average Household Size

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Janesville Households by Type

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Education Attained Count Percentage
Less Than 9th Grade8821.98%
9th to 12th Grade2,1724.88%
High School Graduate14,56132.69%
Some College10,24122.99%
Associates Degree5,46312.26%
Bachelors Degree7,79517.50%
Graduate Degree3,4357.71%
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Janesville Educational Attainment by Sex (over 25)

Janesville Educational Attainment by Race

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Race Total High School Bachelors
Asian545445186
Native American11711139
White40,54738,24310,391
Hispanic1,8471,423390
2+ Races691635144
Black888724126
Other Race1,05572056
Islander77

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 34.13%.

Janesville Educational Attainment by Race

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Name Average Male Female
Overall$40,234$45,863$33,574
Less Than 9th Grade$25,224$29,107$20,814
High School Graduate$32,737$37,245$23,321
Some College$36,896$45,014$30,872
Bachelors Degree$52,401$59,597$45,827
Graduate Degree$63,316$75,319$62,700

$40,234

Average Earnings

$45,863

Average Male

$33,574

Average Female

Janesville Earnings by Educational Attainment

Janesville Language by Age

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Janesville Language

94.01% of Janesville residents speak only English, while 5.99% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 3.90% of the population.

Janesville Language

Janesville Poverty by Race

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Name Total In Poverty Poverty Rate
Black1,58250932.17%
Multiple1,87841121.88%
Native1192621.85%
Hispanic3,70674119.99%
White55,4565,70710.29%
Asian857596.88%
Other215NaN%

11.28%

Overall Poverty Rate

9.67%

Male Poverty Rate

12.78%

Female Poverty Rate

Poverty in Janesville

The race most likely to be in poverty in Janesville is Black, with 32.17% below the poverty level.

The race least likely to be in poverty in Janesville is Other, with NaN% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 2.18%. Among those working part-time, it was 13.45%, and for those that did not work, the poverty rate was 18.68%.

Janesville Poverty

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Name Poverty
Less Than 9th Grade25.36%
High School12.81%
Some College8.31%
Bachelors or Greater3.83%

Janesville Poverty Rate by Education

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Rate Poverty
Male Employed3.94%
Male Unemployed25.66%
Female Employed6.61%
Female Unemployed28.38%

Janesville Poverty Rate by Employment Status and Sex

Janesville Income by Household Type

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Name Median Mean
Households$55,914$69,740
Families$70,805$83,301
Married Families$86,775-
Non Families$33,656$46,029
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Income by Household Type

Janesville Marital Status

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Marriage Rates

47.3%

Overall Marriage Rate

49.3%

Male Marriage Rate

45.5%

Female Marriage Rate

Janesville Married by Age and Sex

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Janesville 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 45-54.

Janesville Marital Status by Race

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Janesville Marital Status

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3,793

Number of Veterans

Male Veterans

Female Veterans

War Veterans
Second Gulf War577
First Gulf War637
Vietnam1,232
Korea333
World War II143

Janesville Veterans by War

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Age Group Veterans
18 to 34278
35 to 54755
55 to 64679
65 to 74883
75+1,198

Janesville Veterans by Age

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Name Veterans % of Total
White3,6998.14%
Black716.34%
Native American21.68%
2+ Races212.48%
Hispanic120.50%

Janesville Veterans by Race

Janesville Veterans by Education

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6.13%

Veteran Poverty Rate

30.34%

Veteran Disability Rate

Janesville Veterans by Education

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64.6%

Labor Force Participation

61.6%

Employment Rate

4.6%

Unemployment Rate

Janesville Employment by Age

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Janesville Employment by Race

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Janesville 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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70.97%

Born in Janesville

96.64%

Native Born

3.36%

Foreign Born

1.45%

Non Citizen

1.91%

Naturalized

Place of Birth

96.64% of Janesville residents were born in the United States, with 70.97% having been born in Wisconsin. 1.45% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Janesville Place of Birth

Note: 2021 and 2022 data is projected
Year Population Growth Annual Growth Rate
18607,7030.00%
18708,7891,0861.33%
18809,0182290.26%
189010,8361,8181.85%
190013,1852,3491.98%
191013,8947090.53%
192018,2934,3992.79%
193021,6283,3351.69%
194022,9921,3640.61%
195024,8991,9070.80%
196035,16410,2653.51%
197046,42611,2622.82%
198051,0714,6450.96%
199052,1331,0620.21%
200059,4987,3651.33%
201063,6234,1250.67%
201163,439-184-0.29%
201263,509700.11%
201363,6751660.26%
201463,8531780.28%
201563,880270.04%
201664,0231430.22%
201764,2972740.43%
201864,4831860.29%
201964,575920.14%
202064,667920.14%
202164,759920.14%
202264,851920.14%

Janesville Population by Year