Housing data for Janesville, CA

Janesville, CA has an estimated 2,399 residents and 1,122 homes (US Census Bureau, 2020–2024 American Community Survey).

It is an unincorporated community in Lassen County.

22.3% of households rent.

The median gross rent is $1,374 a month.

Its population grew measurably since 2015–2019 (+70.3%).

Figures last updated on .

Residents
2,399 (±380)
Housing units
1,122 (±145)
Households that rent
22.3%
Median gross rent
$1,374
Residents since 2015–2019
+70.3%

What stands out in Janesville

Renters paying 30% or more of income: 90.8% (±24.4 points) in Janesville, higher than in Lassen County (42.6%).

Median gross rent: $1,374 (±$99) in Janesville, higher than in Lassen County ($1,000).

Households that moved in since 2020: 12.4% (±7.1 points) in Janesville, lower than in Lassen County (22.7%).

Households without a vehicle: 2.1% (±2.7 points) in Janesville, lower than in Lassen County (6.3%).

Housing in Janesville at a glance

  • Median rent: $1,374 median gross rent a month
  • Rent burden: 90.8% of renters pay 30% or more of income
  • Renters and owners: 22.3% of households rent (Small sample: wide margin of error)
  • Income and affordability: $78,466 median household income
  • Home values: $326,900 median home value
  • Homeowner costs: $1,861 median monthly cost with a mortgage
  • Property taxes: $2,484 median real estate taxes a year
  • Types of homes: 8.0% of homes are in buildings of 5 or more units
  • Bedrooms: 55.8% of homes have 3 or more bedrooms
  • Age of homes: 35.2% of homes were built before 1980
  • Vacancy rate: 0.0% rental vacancy rate (Small sample: wide margin of error)
  • Heating fuel: 43.9% heat with wood
  • Commute and cars: 25.2 minutes average trip to work
  • Growth: +70.3% residents since 2015–2019
  • How long people stay: 12.4% moved in since 2020 (Small sample: wide margin of error)
  • Crowding and facilities: 0.0% of homes have more than 1 person per room (Small sample: wide margin of error)

Janesville against Lassen County, its state and the nation

Estimate (90% margin of error)
JanesvilleLassen CountyCaliforniaUnited States
Residents2,399 (±380)30,356 (exact)39,287,377 (exact)334,922,499
Housing units1,122 (±145)12,231 (±84)14,644,735 (±1,665)143,775,355
Households that rent22.3% (±11.9 points)31.8% (±3.5 points)44.1% (±0.2 points)34.8%
Median gross rent$1,374 (±$99)$1,000 (±$100)$2,036 (±$5)$1,413
Median household income$78,466 (±$16,922)$67,403 (±$3,407)$99,122 (±$310)$80,734
Median home value$326,900 (±$43,300)$265,300 (±$12,020)$734,700 (±$1,307)$332,700
Median real estate taxes (a year)$2,484 (±$447)$1,923 (±$103)$5,124 (±$17)$3,119
Built before 198035.2% (±10.8 points)54.2% (±4.0 points)56.0% (±0.2 points)49.7%
Average commute25.2 minutes (±6.5)19.5 minutes (±1.8)28.7 minutes (±0.1)26.4 minutes
Households with broadband91.3% (±6.1 points)88.7% (±2.4 points)93.5% (±0.1 points)91.0%
Median age of residents52.4 years (±5.4)38.3 years (±1.0)37.9 years (±0.1)38.9 years

Janesville covers 33.8 square miles of land, about 71 residents per square mile (Census Bureau Gazetteer).

How Janesville has changed since 2015–2019

2015–2019 and 2020–2024 American Community Survey 5-year estimates
2015–20192020–2024Amount of changeVerdict
Residents1,409 (±304)2,399 (±380)+70.3%Measurable increase
Housing units597 (±135)1,122 (±145)+87.9%Measurable increase
Median gross rent$1,254 (±$493)$1,374 (±$99)+9.6%No measurable change after inflation
Median home value$286,500 (±$37,768)$326,900 (±$43,300)+14.1%No measurable change after inflation
Median household income$71,346 (±$57,080)$78,466 (±$16,922)+10.0%No measurable change after inflation
Median owner cost with a mortgage$1,849 (±$203)$1,861 (±$104)+0.6%Down after inflation
Median real estate taxes$1,772 (±$238)$2,484 (±$447)+40.2%No measurable change after inflation
Households that rent36.6% (±16.0 points)22.3% (±11.9 points)−14.3 percentage pointsNot a measurable change
Rental vacancy rate0.0% (±15.0 points)0.0% (±18.2 points)0.0 percentage pointsNot a measurable change

The Census Bureau publishes 2015–2019 dollars in 2019 dollars and 2020–2024 dollars in 2024 dollars.

Prices (the CPI-U, US Bureau of Labor Statistics) rose 22.7% between 2019 and 2024, so a dollar figure’s verdict compares the two after raising the earlier one by that much, using the Census Bureau’s test for a difference.

The two periods do not overlap, as the Census Bureau recommends for 5-year estimates.

Crime reported to police in Lassen County

Janesville has no police department of its own in the FBI’s figures, so this is the figure for Lassen County as a whole.

In 2025, the police departments that report for Lassen County recorded 478 violent and 716 property crimes per 100,000 residents.

A county-wide figure describes the whole county, not this place; crime varies from one community to the next.

ZIP codes in Janesville

ZIP Code Tabulation Areas that cover this place (2020–2024 estimates)
ZIP codeShare of the ZIP’s land in this placeResidentsMedian gross rentMedian home valueMedian household income
9611452%2,959$1,336$338,600$79,688

A ZIP code is a mail route rather than a boundary, so the Census Bureau publishes figures for ZIP Code Tabulation Areas built from census blocks; the share column says how much of each one’s land lies in this place.

Places near Janesville

Nearest places with Census figures, by straight-line distance
PlaceDistanceMedian gross rentMedian home valueHouseholds that rent
Johnstonville7.4 mi$968$329,30012.8%
Susanville12 mi$902$235,50046.1%
Westwood27 mi$947$147,00037.7%
Portola33 mi$819$231,30044.5%
East Quincy35 mi$1,681$322,60037.7%
Quincy35 mi$1,026$300,50042.1%
Chester39 mi$1,110$304,80033.4%
Loyalton45 mi—$191,8004.5%

Places in California most like Janesville

PlaceMedian gross rentMedian home valueMedian household incomeHouseholds that rent
Delhi$1,274$349,700$67,50028.4%
Kingsburg$1,277$373,800$76,91328.1%
Paradise$1,241$416,000$67,68725.2%
Arbuckle$1,224$394,100$86,94224.5%
Thousand Palms$1,495$268,700$77,00027.2%
Plymouth$1,330$376,900$92,50013.7%

Matched on rent, home value, income, the share who rent, the age of the homes, the share in apartment buildings and the commute, each measured against the spread across California.

HUD Fair Market Rent for Janesville, fiscal year 2027

Lassen County, CA, dollars a month
Studio1 bedroom2 bedrooms3 bedrooms4 bedrooms
$884$1,046$1,248$1,728$2,086

HUD income limits for Janesville, fiscal year 2026

Lassen County, CA, annual household income
Household sizeExtremely low (30%)Very low (50%)Low (80%)
1 person$20,450$34,000$54,400
2 people$23,350$38,850$62,200
3 people$27,320$43,700$69,950
4 people$33,000$48,550$77,700
5 people$38,680$52,450$83,950
6 people$44,360$56,350$90,150
7 people$50,040$60,250$96,350
8 people$55,720$64,100$102,600

These are the limits HUD sets for its housing programs in the Lassen County, CA, where HUD’s median family income for fiscal year 2026 is $86,200.

A program can use its own limits; tax-credit and local programs often do.

Janesville is a census-designated place: an unincorporated community the Census Bureau draws for statistics, with no municipal government of its own.

Survey years: 2020–2024 (American Community Survey 5-year estimates), compared with 2015–2019.

Margins of error are at the 90% confidence level.

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Questions about Janesville

What is the average rent in Janesville, CA?

The Census Bureau publishes the median rather than the average: the median gross rent in Janesville is $1,374 (±$99) a month (2020–2024 American Community Survey), so half of renting households pay less and half pay more.

Are renters in Janesville rent-burdened?

90.8% of renting households in Janesville pay 30% or more of their income in gross rent, the share housing researchers usually call rent-burdened (2020–2024 American Community Survey).

What is the median household income in Janesville?

The median household income in Janesville is $78,466 (±$16,922) a year (2020–2024 American Community Survey).

What is the average home value in Janesville, CA?

The Census Bureau publishes the median: $326,900 (±$43,300) for owner-occupied homes in Janesville (2020–2024 American Community Survey).

What is the average mortgage payment in Janesville?

The Census Bureau publishes total owner costs rather than the mortgage alone: the median for owners with a mortgage in Janesville, CA is $1,861 (±$104) a month, including taxes, insurance and utilities.

How much are property taxes in Janesville?

The median real estate tax paid by homeowners in Janesville, CA is $2,484 (±$447) a year (2020–2024 American Community Survey).

Is Janesville growing?

In Janesville, the number of residents went from 1,409 in 2015–2019 to 2,399 in 2020–2024 (+70.3%), a measurable increase.

What ZIP codes are in Janesville?

The ZIP code that covers Janesville is 96114.

What is the median rent in ZIP code 96114?

The median gross rent in ZIP Code Tabulation Area 96114 is $1,336 (±$128) a month (2020–2024 American Community Survey).

Sources

To check these figures in the Census Bureau’s own API, request the variables below from the 2024 ACS 5-year data profile (acs/acs5/profile) for Janesville CDP, California (place:37134, in state:06).

Each estimate (E or PE) has a margin of error beside it (M or PM).

The 2015–2019 figures are B01003_001E, B01003_001M, B25064_001E, B25064_001M from the 2019 release.

The API needs a free key.

Request a Census API key.

DP05_0001E, DP05_0001M, DP04_0001E, DP04_0001M, DP04_0047PE, DP04_0047PM, DP04_0134E, DP04_0134M, DP03_0062E, DP03_0062M, DP04_0089E, DP04_0089M

This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.

Figures are published by the US Census Bureau, HUD, the Bureau of Labor Statistics and the FBI; Seayora reproduces them and does not adjust them, except where a sentence says it compares dollar figures after inflation. They describe the whole place, not any one building or street, and are not an appraisal, a rent determination, a tax bill, a safety rating or legal advice.

Figures last updated on .

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