What is the rental vacancy rate in Janesville, WI?

Name: Vacancy rate in Janesville, WI, 2020–2024
Creator: US Census Bureau
License: https://www.census.gov/data/developers/about/terms-of-service.html

The rental vacancy rate in Janesville, WI is 2.4% (±1.4 points) (2020–2024 American Community Survey).

The homeowner vacancy rate is 0.2% (±0.3 points).

1,004 (±290) homes, 3.4% of all housing units, were vacant, a count that includes seasonal homes and homes being sold or rented.

In Janesville, the rental vacancy rate went from 2.4% in 2015–2019 to 2.4% in 2020–2024 (0.0 percentage points), not a measurable change.

Figures last updated on November 12, 2026.

Rental vacancy rate: 2.4% (±1.4 points)
Homeowner vacancy rate: 0.2% (±0.3 points)
Vacant homes: 1,004 (±290)

Vacancy in Janesville against Rock County, its state and the nation

Estimate (90% margin of error)
	Janesville	Rock County	Wisconsin	United States
Rental vacancy rate	2.4% (±1.4 points)	3.7% (±1.2 points)	4.5% (±0.2 points)	5.5%
Homeowner vacancy rate	0.2% (±0.3 points)	1.0% (±0.5 points)	0.5% (±0.1 points)	0.9%
Vacant housing units	1,004 (±290)	3,908 (±455)	299,092 (±4,686)	14,547,859

The rental vacancy rate is the share of rental homes that are vacant and for rent; it leaves out homes already rented but not yet moved into, and seasonal homes.

In Janesville, the rental vacancy rate is not measurably different from Rock County (3.7%).

It is also lower than in Wisconsin (4.5%).

It is lower than the national figure (5.5%).

Rental vacancy rate in places near Janesville

Nearest places with a published estimate, compared with Janesville
Place	Distance	Rental vacancy rate	Compared with this place
Janesville	—	2.4% (±1.4 points)	—
Town of Harmony (Rock County)	4.1 mi	0.0% (±45.1 points)	Not measurably different
Town of Janesville	4.3 mi	0.0% (±43.6 points)	Not measurably different
Town of La Prairie	5.2 mi	0.0% (±28.5 points)	Not measurably different
Town of Rock (Rock County)	5.3 mi	17.8% (±25.9 points)	Not measurably different
Milton	7.2 mi	6.9% (±10.6 points)	Not measurably different
Town of Fulton	8.2 mi	0.0% (±68.4 points)	Not measurably different
Town of Milton (Rock County)	8.9 mi	0.0% (±27.9 points)	Not measurably different
Town of Center (Rock County)	9.0 mi	0.0% (±31.8 points)	Not measurably different

None of the nearby places differs measurably from this one on this figure.

Distance is measured in a straight line between the Census Bureau’s internal points for each place.

Rental vacancy rate across Rock County, place by place

Rank	Place	Rental vacancy rate
4	Town of Clinton (Rock County)	10.6% (±16.2 points)
5	Town of Lima (Rock County)	10.5% (±19.4 points)
6	Clinton	8.6% (±12.7 points)
7	Milton	6.9% (±10.6 points)
8	Edgerton	6.2% (±8.6 points)
9	Beloit	5.2% (±2.2 points)
10	Janesville	2.4% (±1.4 points)
11	Town of Beloit	1.5% (±2.2 points)
12 (tie)	Evansville	0.0% (±2.7 points)
12 (tie)	Footville	0.0% (±23.9 points)
12 (tie)	Orfordville	0.0% (±11.0 points)
12 (tie)	Town of Avon	0.0% (±30.7 points)
12 (tie)	Town of Center (Rock County)	0.0% (±31.8 points)

Showing 13 of 28 places in Rock County, ranked from highest to lowest.

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

Is it hard to find a rental in Janesville?

The rental vacancy rate in Janesville, WI is 2.4% (±1.4 points); a low rate means few rental homes stand empty and for rent at any time, which usually means more competition for each one.

Is the rental market in Janesville tighter than it was?

In Janesville, the rental vacancy rate went from 2.4% in 2015–2019 to 2.4% in 2020–2024 (0.0 percentage points), not a measurable change.

How many homes are vacant in Janesville?

An estimated 1,004 (±290) housing units, 3.4% of the total, including seasonal homes and homes waiting to be sold or rented.

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 city, Wisconsin (place:37825, in state:55).

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

The 2015–2019 figures are DP04_0005E, DP04_0005M from the 2019 release.

The API needs a free key.

Request a Census API key.

DP04_0005E, DP04_0005M, DP04_0004E, DP04_0004M, DP04_0003E, DP04_0003M, DP04_0003PE, DP04_0003PM

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.