How are homes heated in the Town of Union (Rock County), WI?

Name: Heating fuel in the Town of Union (Rock County), WI, 2020–2024
Creator: US Census Bureau
License: https://www.census.gov/data/developers/about/terms-of-service.html

Utility gas is the most common heating fuel in the Town of Union (Rock County), used by 41.2% (±9.8 points) of occupied homes (2020–2024 American Community Survey).

9.0% heat with electricity.

10.4% heat with fuel oil or kerosene.

Figures last updated on November 12, 2026.

Utility gas: 41.2% (±9.8 points)
Electricity: 9.0%
Fuel oil, kerosene: 10.4%

Heating fuel in the Town of Union (Rock County)

Occupied housing units by house heating fuel, 2020–2024
Fuel used most	Town of Union (Rock County)	Rock County	Wisconsin	United States
Utility gas	41.2% (±9.8 points)	70.2%	64.8%	46.5%
Fuel oil, kerosene, etc.	10.4% (±13.4 points)	1.1%	1.4%	3.9%
Electricity	9.0% (±4.8 points)	17.9%	17.8%	41.3%
Bottled or tank gas (propane)	35.4% (±9.5 points)	8.2%	11.8%	4.9%
Wood	3.4% (±2.1 points)	1.3%	2.7%	1.4%
Solar energy	0.0% (±2.6 points)	0.1%	0.1%	0.3%
Coal or coke	0.0% (±2.6 points)	0.0%	0.0%	0.1%
Other fuel	0.0% (±2.6 points)	0.7%	0.8%	0.5%
No fuel used	0.6% (±0.9 points)	0.5%	0.6%	1.2%

The survey asks which fuel is used most to heat the home, so a home with a heat pump and an oil backup is counted once, under the one it uses most.

In the Town of Union (Rock County), the share of homes heating with fuel oil is not measurably different from Rock County (1.1%).

It is not measurably different from Wisconsin (1.4%).

It is not measurably different from the national figure (3.9%).

In the Town of Union (Rock County), the share of homes heating with electricity is lower than in Rock County (17.9%).

It is also lower than in Wisconsin (17.8%).

It is lower than the national figure (41.3%).

Homes heated by electricity in places near the Town of Union (Rock County)

Nearest places with a published estimate, compared with the Town of Union (Rock County)
Place	Distance	Homes heated by electricity	Compared with this place
Town of Union (Rock County)	—	9.0% (±4.8 points)	—
Evansville	2.1 mi	11.7% (±4.2 points)	Not measurably different
Brooklyn	4.5 mi	27.6% (±9.2 points)	Higher
Town of Rutland	5.5 mi	4.5% (±2.6 points)	Not measurably different
Town of Brooklyn (Green County)	6.2 mi	2.8% (±1.9 points)	Lower
Town of Magnolia	6.3 mi	4.5% (±5.4 points)	Not measurably different
Town of Porter	6.7 mi	3.1% (±2.6 points)	Lower
Town of Albany (Green County)	7.9 mi	0.0% (±4.9 points)	Lower
Town of Dunkirk	8.2 mi	4.4% (±2.2 points)	Not measurably different

Nearby places with a measurably lower figure: Town of Brooklyn (Green County), WI (2.8%), Town of Porter, WI (3.1%), Town of Albany (Green County), WI (0.0%).

Nearby places with a measurably higher figure: Brooklyn, WI (27.6%).

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

Homes heated by fuel oil across Rock County, place by place

Rank	Place	Homes heated by fuel oil
1	Town of Avon	27.8% (±18.5 points)
2	Town of Spring Valley	16.0% (±8.7 points)
3	Town of Union (Rock County)	10.4% (±13.4 points)
4	Town of Plymouth (Rock County)	10.0% (±4.8 points)
5	Town of Magnolia	7.9% (±6.2 points)
6	Town of Lima (Rock County)	7.1% (±4.1 points)
7	Town of La Prairie	5.1% (±5.0 points)
8	Town of Porter	5.0% (±4.6 points)
9	Town of Janesville	3.7% (±4.8 points)

Showing 9 of 28 places in Rock County, ranked from highest to lowest.

Survey years: 2020–2024 (American Community Survey 5-year estimates).

Margins of error are at the 90% confidence level.

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Questions about Town of Union (Rock County)

What is the most common way to heat a home in the Town of Union (Rock County)?

Utility gas is the most common heating fuel in the Town of Union (Rock County), used by 41.2% of occupied homes (2020–2024 American Community Survey).

How many homes in the Town of Union (Rock County) heat with oil?

10.4% (±13.4 points) of occupied homes in the Town of Union (Rock County) use fuel oil or kerosene as their main heating fuel.

How many homes in the Town of Union (Rock County) have electric heat?

9.0% (±4.8 points) of occupied homes in the Town of Union (Rock County) heat mainly with electricity, which includes heat pumps.

Sources

Selected Housing Characteristics (DP04), 2020–2024 ACS 5-year estimates — Union town, Rock County, Wisconsin

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 Union town, Rock County, Wisconsin (county subdivision:81650, in state:55 county:105).

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

The API needs a free key.

Request a Census API key.

DP04_0063PE, DP04_0063PM, DP04_0066PE, DP04_0066PM, DP04_0065PE, DP04_0065PM, DP04_0064PE, DP04_0064PM, DP04_0068PE, DP04_0068PM, DP04_0069PE, DP04_0069PM, DP04_0067PE, DP04_0067PM, DP04_0070PE, DP04_0070PM, DP04_0071PE, DP04_0071PM

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.