How are homes heated in San Marcos, TX?

Name: Heating fuel in San Marcos, 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 San Marcos, used by 70.8% (±3.0 points) of occupied homes (2020–2024 American Community Survey).

26.2% heat with utility gas.

0.0% heat with fuel oil or kerosene.

Figures last updated on November 12, 2026.

Utility gas: 26.2% (±2.7 points)
Electricity: 70.8%
Fuel oil, kerosene: 0.0%

Heating fuel in San Marcos

Occupied housing units by house heating fuel, 2020–2024
Fuel used most	San Marcos	Hays County	Texas	United States
Utility gas	26.2% (±2.7 points)	31.0%	34.5%	46.5%
Fuel oil, kerosene, etc.	0.0% (±0.2 points)	0.0%	0.1%	3.9%
Electricity	70.8% (±3.0 points)	62.1%	61.2%	41.3%
Bottled or tank gas (propane)	2.5% (±1.1 points)	5.8%	2.9%	4.9%
Wood	0.0% (±0.2 points)	0.1%	0.2%	1.4%
Solar energy	0.0% (±0.1 points)	0.4%	0.3%	0.3%
Coal or coke	0.1% (±0.1 points)	0.0%	0.0%	0.1%
Other fuel	0.0% (±0.1 points)	0.2%	0.2%	0.5%
No fuel used	0.5% (±0.3 points)	0.3%	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 San Marcos, the share of homes heating with fuel oil is not measurably different from Hays County (0.0%).

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

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

In San Marcos, the share of homes heating with electricity is higher than in Hays County (62.1%).

It is also higher than in Texas (61.2%).

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

Homes heated by electricity in places near San Marcos

Nearest places with a published estimate, compared with San Marcos
Place	Distance	Homes heated by electricity	Compared with this place
San Marcos	—	70.8% (±3.0 points)	—
Redwood	4.7 mi	85.5% (±8.6 points)	Higher
Martindale	6.2 mi	94.4% (±5.0 points)	Higher
Kyle	8.9 mi	51.0% (±3.9 points)	Lower
Staples	10 mi	88.7% (±11.1 points)	Higher
Uhland	11 mi	75.3% (±13.6 points)	Not measurably different
Mountain City	12 mi	91.0% (±6.8 points)	Higher
Wimberley	12 mi	79.3% (±11.7 points)	Not measurably different
Niederwald	13 mi	86.0% (±8.6 points)	Higher

Nearby places with a measurably lower figure: Kyle, TX (51.0%).

Nearby places with a measurably higher figure: Redwood, TX (85.5%), Martindale, TX (94.4%), Staples, TX (88.7%).

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

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

Rank	Place	Homes heated by fuel oil
2 (tie)	Belterra	0.0% (±2.3 points)
2 (tie)	Buda	0.0% (±0.8 points)
2 (tie)	Dripping Springs	0.0% (±1.6 points)
2 (tie)	Hays	0.0% (±39.0 points)
2 (tie)	Kyle	0.0% (±0.2 points)
2 (tie)	Niederwald	0.0% (±15.0 points)
2 (tie)	San Marcos	0.0% (±0.2 points)
2 (tie)	Uhland	0.0% (±6.6 points)
2 (tie)	Wimberley	0.0% (±3.6 points)
2 (tie)	Woodcreek	0.0% (±4.3 points)

Showing 10 of 12 places in Hays 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 San Marcos

What is the most common way to heat a home in San Marcos?

Electricity is the most common heating fuel in San Marcos, used by 70.8% of occupied homes (2020–2024 American Community Survey).

How many homes in San Marcos heat with oil?

0.0% (±0.2 points) of occupied homes in San Marcos use fuel oil or kerosene as their main heating fuel.

How many homes in San Marcos have electric heat?

70.8% (±3.0 points) of occupied homes in San Marcos heat mainly with electricity, which includes heat pumps.

Sources

Selected Housing Characteristics (DP04), 2020–2024 ACS 5-year estimates — San Marcos 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 San Marcos city, Texas (place:65600, 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.