Janesville, California Population 2022

2,671
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Janesville is a city located in Lassen County California. With a 2020 population of 2,671, it is the 801st largest city in California and the 9441st largest city in the United States. Janesville is currently growing at a rate of 4.09% annually and its population has increased by 8.53% since the most recent census, which recorded a population of 2,461 in 2020. Spanning over 13 miles, Janesville has a population density of 203 people per square mile.

The average household income in Janesville is $78,745 with a poverty rate of 6.39%. The median rental costs in recent years comes to $1,155 per month, and the median house value is $259,400. The median age in Janesville is 38.4 years, 39.8 years for males, and 38 years for females.

Janesville Demographics

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

  • White: 79.02%
  • Other race: 13.27%
  • Native American: 4.25%
  • Two or more races: 2.68%
  • Asian: 0.78%
  • Black or African American: 0.00%
  • Native Hawaiian or Pacific Islander: 0.00%
The current population of Janesville, California is 2,671 based on our projections of the latest US Census estimates.The last official US Census in 2020 recorded the population at 2,461.

Janesville, California Population 2022

Population by Race

Race Population Percentage
White2,21579.02%
American Indian and Alaska Native1194.25%
Asian220.78%
Some Other Race37213.27%
Two or More Races752.68%
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Janesville Population by Race

Janesville Population Pyramid 2022

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Janesville Median Age

52.1


Total

55.2


Male

50.1


Female

Janesville Adults

There are 2,347 adults, (611 of whom are seniors) in Janesville.

Janesville Age Dependency

Age Dependency Ratio

35.2

Old Age Dependency Ratio

26.3

Child Dependency Ratio

Janesville Sex Ratio

Female

1,411

50.34%

Male

1,392

49.66%

Janesville Population by Age

Janesville Renter vs Owner Occupied by Household Type

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Janesville Household Types

Type Owner Renter
Married83%17%
All74.4%25.6%
Non Family72.9%27.1%
Male40%60%
Female23.6%76.4%

74.4%

Rate of Home Ownership

Janesville Households and Families

Type Count Average Size Owned
All1,1782.3774.4
Married7572.7783
Male204.740
Female1062.2923.6
Non Family2951.2272.9

2.7

Average Family Size

2.37

Average Household Size

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Janesville Households by Type

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Education Attained Count Percentage
Less Than 9th Grade30513.72%
9th to 12th Grade733.28%
High School Graduate52623.66%
Some College71232.03%
Associates Degree22710.21%
Bachelors Degree33214.93%
Graduate Degree482.16%
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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
Native American10810846
Asian18186
White1,7551,702328
2+ Races599
Hispanic2838
Other Race2783

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

The highest rate of bachelors degrees is among native american people with a rate of 42.59%.

Janesville Educational Attainment by Race

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Name Average Male Female
Overall$41,003$41,875$40,434
Less Than 9th Grade$36,222$$
High School Graduate$39,375$48,472$31,406
Some College$58,611$77,024$41,173
Bachelors Degree$62,418$87,604$61,522
Graduate Degree$77,143$$

$41,003

Average Earnings

$41,875

Average Male

$40,434

Average Female

Janesville Earnings by Educational Attainment

Janesville Language by Age

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Janesville Language

85.09% of Janesville residents speak only English, while 14.91% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 12.31% of the population.

Janesville Language

Janesville Poverty by Race

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Name Total In Poverty Poverty Rate
Native1195647.06%
White2,1751215.56%
OtherNaN%
Hispanic41220.49%

6.39%

Overall Poverty Rate

2.73%

Male Poverty Rate

9.99%

Female Poverty Rate

Poverty in Janesville

The race most likely to be in poverty in Janesville is Native, with 47.06% below the poverty level.

The race least likely to be in poverty in Janesville is Hispanic, with 0.49% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 0.00%. Among those working part-time, it was 10.08%, and for those that did not work, the poverty rate was 10.12%.

Janesville Poverty

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Name Poverty
Less Than 9th Grade1.06%
High School13.31%
Some College5.43%
Bachelors or Greater0.53%

Janesville Poverty Rate by Education

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Rate Poverty
Male Employed0.00%
Male Unemployed0.00%
Female Employed5.94%
Female Unemployed5.71%

Janesville Poverty Rate by Employment Status and Sex

Janesville Income by Household Type

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Name Median Mean
Households$73,448$83,920
Families$74,526$89,299
Married Families$77,321-
Non Families$65,231$62,552
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Income by Household Type

Janesville Marital Status

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Marriage Rates

72.7%

Overall Marriage Rate

78.3%

Male Marriage Rate

66.8%

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 55-64, 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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161

Number of Veterans

Male Veterans

Female Veterans

War Veterans
Second Gulf War17
First Gulf War52
Vietnam57
Korea34
World War II

Janesville Veterans by War

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Age Group Veterans
18 to 34
35 to 5452
55 to 6419
65 to 7425
75+65

Janesville Veterans by Age

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Janesville Veterans by Race

Janesville Veterans by Education

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0.00%

Veteran Poverty Rate

36.02%

Veteran Disability Rate

Janesville Veterans by Education

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56.7%

Labor Force Participation

52.1%

Employment Rate

8.2%

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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61.90%

Born in Janesville

89.12%

Native Born

10.88%

Foreign Born

9.92%

Non Citizen

0.96%

Naturalized

Place of Birth

89.12% of Janesville residents were born in the United States, with 61.90% having been born in California. 9.92% 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
20101,4080.00%
20111,5131057.46%
20121,6181056.94%
20131,7231056.49%
20141,8281056.09%
20151,9331055.74%
20162,0381055.43%
20172,1431055.15%
20182,2481054.90%
20192,3531054.67%
20202,4611084.59%
20212,5661054.27%
20222,6711054.09%

Janesville Population by Year