How are homes heated in Castle Hills, TX?

Name: Heating fuel in Castle Hills, TX, 2020–2024
Creator: US Census Bureau
License: https://www.census.gov/data/developers/about/terms-of-service.html

Electricity is the most common heating fuel in Castle Hills, used by 66.5% (±7.2 points) of occupied homes (2020–2024 American Community Survey).

31.3% heat with utility gas.

0.0% heat with fuel oil or kerosene.

Figures last updated on November 12, 2026.

Utility gas: 31.3% (±6.8 points)
Electricity: 66.5%
Fuel oil, kerosene: 0.0%

Heating fuel in Castle Hills

Occupied housing units by house heating fuel, 2020–2024
Fuel used most	Castle Hills	Bexar County	Texas	United States
Utility gas	31.3% (±6.8 points)	27.9%	34.5%	46.5%
Fuel oil, kerosene, etc.	0.0% (±3.3 points)	0.1%	0.1%	3.9%
Electricity	66.5% (±7.2 points)	69.6%	61.2%	41.3%
Bottled or tank gas (propane)	0.8% (±1.2 points)	1.0%	2.9%	4.9%
Wood	0.3% (±0.5 points)	0.1%	0.2%	1.4%
Solar energy	1.1% (±1.5 points)	0.6%	0.3%	0.3%
Coal or coke	0.0% (±3.3 points)	0.0%	0.0%	0.1%
Other fuel	0.0% (±3.3 points)	0.1%	0.2%	0.5%
No fuel used	0.0% (±3.3 points)	0.8%	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 Castle Hills, the share of homes heating with fuel oil is not measurably different from Bexar County (0.1%).

It is not measurably different from Texas (0.1%).

It is lower than the national figure (3.9%).

In Castle Hills, the share of homes heating with electricity is not measurably different from Bexar County (69.6%).

It is not measurably different from Texas (61.2%).

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

Homes heated by electricity in places near Castle Hills

Nearest places with a published estimate, compared with Castle Hills
Place	Distance	Homes heated by electricity	Compared with this place
Castle Hills	—	66.5% (±7.2 points)	—
Balcones Heights	3.0 mi	80.5% (±10.3 points)	Higher
Olmos Park	4.0 mi	50.8% (±10.0 points)	Lower
Alamo Heights	4.2 mi	48.1% (±7.3 points)	Lower
San Antonio	4.3 mi	70.2% (±0.6 points)	Not measurably different
Hill Country Village	4.4 mi	49.4% (±9.1 points)	Lower
Shavano Park	4.7 mi	31.4% (±8.5 points)	Lower
Terrell Hills	5.4 mi	42.0% (±9.2 points)	Lower
Hollywood Park	5.5 mi	39.2% (±9.1 points)	Lower

Nearby places with a measurably lower figure: Olmos Park, TX (50.8%), Alamo Heights, TX (48.1%), Hill Country Village, TX (49.4%).

Nearby places with a measurably higher figure: Balcones Heights, TX (80.5%).

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

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

Rank	Place	Homes heated by fuel oil
1	Grey Forest	1.0% (±1.8 points)
2	Universal City	0.2% (±0.3 points)
3	San Antonio	0.1% (±0.1 points)
4 (tie)	Alamo Heights	0.0% (±1.6 points)
4 (tie)	Balcones Heights	0.0% (±3.4 points)
4 (tie)	Castle Hills	0.0% (±3.3 points)
4 (tie)	China Grove	0.0% (±10.7 points)
4 (tie)	Converse	0.0% (±0.5 points)
4 (tie)	Cross Mountain	0.0% (±4.0 points)
4 (tie)	Elmendorf	0.0% (±6.1 points)
4 (tie)	Fair Oaks Ranch	0.0% (±1.3 points)
4 (tie)	Helotes	0.0% (±1.7 points)

Showing 12 of 30 places in Bexar 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 Castle Hills

What is the most common way to heat a home in Castle Hills?

Electricity is the most common heating fuel in Castle Hills, used by 66.5% of occupied homes (2020–2024 American Community Survey).

How many homes in Castle Hills heat with oil?

0.0% (±3.3 points) of occupied homes in Castle Hills use fuel oil or kerosene as their main heating fuel.

How many homes in Castle Hills have electric heat?

66.5% (±7.2 points) of occupied homes in Castle Hills heat mainly with electricity, which includes heat pumps.

Sources

Selected Housing Characteristics (DP04), 2020–2024 ACS 5-year estimates — Castle Hills city, Texas

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 Castle Hills city, Texas (place:13276, in state:48).

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.