Janesville, California Population 2024

2,846

Janesville Demographics

According to the most recent ACS, the racial composition of Janesville was:

  • White: 82.43%
  • Other race: 9.24%
  • Two or more races: 5.35%
  • Native American: 2.49%
  • Asian: 0.49%
  • Black or African American: 0%
  • Native Hawaiian or Pacific Islander: 0%
Land Area (mi²)
33.8 sq mi
Density (mi²)
84.20/sq mi
Growth Since 2020
1.53% (43)
The current population of Janesville, California is 2,846 based on our projections of the latest US Census estimates (released May 2024). The last official US Census in 2020 recorded the population at 2,803.

Population by Race

Race
Population
Percentage (of total)
White2,01782.43%
Other race2269.24%
Two or more races1315.35%
Native American612.49%
Asian120.49%
Black or African American00%
Native Hawaiian or Pacific Islander00%

White

Other race

Two or more races

Native American

Asian

Black or African American

Native Hawaiian or Pacific Islander

Janesville Population by Race

Janesville Population Pyramid 2024

Janesville Median Age

52.5

Total

56.1

Male

51.3

Female

Janesville Adults

There are 2,118 adults, (589 of whom are seniors) in Janesville.

Janesville Age Dependency

60

Age Dependency Ratio

38.5

Old Age Dependency Ratio

21.5

Child Dependency Ratio

Janesville Sex Ratio

Female1,21049.45%
Male1,23750.55%

Janesville Population by Age

Janesville Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All1,0352.3674.125.9
Married5472.7480.319.7
Non Family3201.287525
Female1523.0757.942.1
Male164.310100

2.79

Average Family Size

2.36

Average Household Size

74.1%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Janesville Households and Families

Male

Female

Education Attained
Count
Percentage
9th to 12th Grade492.58%
Associates Degree1829.6%
Bachelors Degree19210.13%
Graduate Degree371.95%
High School Graduate55329.17%
Less Than 9th Grade21711.45%
Some College66635.13%

Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

Janesville Educational Attainment by Sex (over 25)

Janesville Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

Race
Total
High School
Bachelors
White1,5041,431211
Hispanic285920
Other Race19300
2+ Races1181188
Native American616110
Asian12120

The highest rate of high school graduation is among native american people with a rate of 100%.

The highest rate of bachelors degrees is among native american people with a rate of 16.39%.

Janesville Educational Attainment by Race

All

Male

Female

Name
Average
Male
Female
Bachelors Degree$73,558$0$73,942
Graduate Degree$0$0$0
High School Graduate$45,574$49,000$31,150
Less Than 9th Grade$0$0$0
Overall$43,170$46,385$35,606
Some College$44,866$0$0

$43,170

Average Earnings

$46,385

Average Male

$35,606

Average Female

Janesville Earnings by Educational Attainment

Janesville Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Janesville Language

88.62% of Janesville residents speak only English, while 11.38% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 10.87% of the population.

Janesville Language

Janesville Poverty by Race

rate

Name
Total
In Poverty
Poverty Rate
White1,9951236.17%
Hispanic345267.54%
Multiple1312216.79%
Native611524.59%

6.7%

Overall Poverty Rate

6.79%

Male Poverty Rate

6.61%

Female Poverty Rate

Poverty in Janesville

The race most likely to be in poverty in Janesville is Native, with 24.59% below the poverty level.

The race least likely to be in poverty in Janesville is White, with 6.17% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 0%. Among those working part-time, it was 13.53%, and for those that did not work, the poverty rate was 10.28%.

Janesville Poverty

rate

Rate
Poverty
Some College10.85%
High School10.49%
Less Than 9th Grade0.75%
Bachelors or Greater0%

Janesville Poverty Rate by Education

rate

Rate
Poverty
Female Employed10.31%
Male Employed0%
Male Unemployed0%
Female Unemployed0%

Janesville Poverty Rate by Employment Status and Sex

Janesville Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

Name
Median
Mean
Families$77,125$90,646
Households$70,938$85,504
Married Families$100,893$-999,999,999
Non Families$48,917$69,933

mean

median

Income by Household Type

Janesville Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

53.3%

Overall Marriage Rate

55.6%

Male Marriage Rate

50.7%

Female Marriage Rate

Janesville Married by Age and Sex

male

female

Janesville 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.

Janesville Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Janesville Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

214

Number of Veterans

172

Male Veterans

42

Female Veterans

War
Veterans
Vietnam70
First Gulf War58
Korea28
Second Gulf War0
World War II0

Janesville Veterans by War

count

Age Group
Veterans
75+86
65 to 7463
55 to 6455
35 to 5410
18 to 340

Janesville Veterans by Age

count

Name
Veterans
% of Total
White1649.46%
2+ Races5042.37%

Janesville Veterans by Race

Janesville Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

18.22%

Veteran Poverty Rate

64.49%

Veteran Disability Rate

Janesville Veterans by Education

LaborForceParticipation

47%

Labor Force Participation

44.9%

Employment Rate

4.5%

Unemployment Rate

Janesville Employment by Age

LaborForceParticipation

Janesville Employment by Race

LaborForceParticipation

Janesville 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

67.06%

Born in Janesville

91.38%

Native Born

8.62%

Foreign Born

8.62%

Non Citizen

0%

Naturalized

Place of Birth

91.38% of Janesville residents were born in the United States, with 67.06% having been born in California. 8.62% 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: data after 2022 is projected based on recent change
Year
Population
Growth
Change
20242,8461023.72%
20232,7441033.9%
20222,641-233-8.11%
20212,874712.53%
20202,8031,39498.94%
20191,40913110.25%
20181,278-20-1.54%
20171,298151.17%
20161,283-203-13.66%
20151,486120.81%
20141,474-88-5.63%
20131,562-2-0.13%
20121,56426220.12%
20111,302-106-7.53%
20101,40800%

Janesville Population by Year