How are homes heated in Hercules, CA?

Name: Heating fuel in Hercules, CA, 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 Hercules, used by 64.2% (±4.3 points) of occupied homes (2020–2024 American Community Survey).

31.1% heat with electricity.

0.0% heat with fuel oil or kerosene.

Figures last updated on November 12, 2026.

Utility gas: 64.2% (±4.3 points)
Electricity: 31.1%
Fuel oil, kerosene: 0.0%

Heating fuel in Hercules

Occupied housing units by house heating fuel, 2020–2024
Fuel used most	Hercules	Contra Costa County	California	United States
Utility gas	64.2% (±4.3 points)	66.1%	61.0%	46.5%
Fuel oil, kerosene, etc.	0.0% (±0.5 points)	0.1%	0.2%	3.9%
Electricity	31.1% (±3.9 points)	28.3%	29.5%	41.3%
Bottled or tank gas (propane)	1.4% (±0.8 points)	1.9%	3.4%	4.9%
Wood	0.4% (±0.7 points)	0.4%	1.3%	1.4%
Solar energy	1.9% (±0.8 points)	1.7%	1.2%	0.3%
Coal or coke	0.0% (±0.5 points)	0.0%	0.0%	0.1%
Other fuel	0.0% (±0.5 points)	0.2%	0.3%	0.5%
No fuel used	1.1% (±1.0 points)	1.3%	3.0%	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 Hercules, the share of homes heating with fuel oil is not measurably different from Contra Costa County (0.1%).

It is not measurably different from California (0.2%).

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

In Hercules, the share of homes heating with electricity is not measurably different from Contra Costa County (28.3%).

It is not measurably different from California (29.5%).

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

Homes heated by electricity in places near Hercules

Nearest places with a published estimate, compared with Hercules
Place	Distance	Homes heated by electricity	Compared with this place
Hercules	—	31.1% (±3.9 points)	—
Bayview (Contra Costa County)	2.0 mi	11.9% (±8.0 points)	Lower
Pinole	2.1 mi	26.2% (±4.3 points)	Not measurably different
Rodeo	2.2 mi	22.1% (±5.8 points)	Lower
Tara Hills	2.5 mi	23.0% (±7.7 points)	Not measurably different
Montalvin Manor	2.8 mi	17.3% (±9.6 points)	Lower
El Sobrante (Contra Costa County)	3.4 mi	19.1% (±4.0 points)	Lower
Crockett	4.3 mi	18.8% (±9.8 points)	Lower
Rollingwood	4.5 mi	36.5% (±15.2 points)	Not measurably different

Nearby places with a measurably lower figure: Bayview (Contra Costa County), CA (11.9%), Rodeo, CA (22.1%), Montalvin Manor, CA (17.3%).

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

Homes heated by fuel oil across Contra Costa County, place by place

Rank	Place	Homes heated by fuel oil
6 (tie)	Richmond	0.1% (±0.1 points)
6 (tie)	San Ramon	0.1% (±0.2 points)
12 (tie)	Brentwood	0.0% (±0.2 points)
12 (tie)	Clayton	0.0% (±1.1 points)
12 (tie)	Danville	0.0% (±0.3 points)
12 (tie)	El Cerrito	0.0% (±0.4 points)
12 (tie)	Hercules	0.0% (±0.5 points)
12 (tie)	Martinez	0.0% (±0.3 points)
12 (tie)	Oakley	0.0% (±0.3 points)
12 (tie)	Orinda	0.0% (±0.6 points)
12 (tie)	Pleasant Hill	0.0% (±0.3 points)
12 (tie)	San Pablo	0.0% (±0.4 points)
12 (tie)	Acalanes Ridge	0.0% (±9.7 points)

Showing 13 of 48 places in Contra Costa 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 Hercules

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

Utility gas is the most common heating fuel in Hercules, used by 64.2% of occupied homes (2020–2024 American Community Survey).

How many homes in Hercules heat with oil?

0.0% (±0.5 points) of occupied homes in Hercules use fuel oil or kerosene as their main heating fuel.

How many homes in Hercules have electric heat?

31.1% (±3.9 points) of occupied homes in Hercules heat mainly with electricity, which includes heat pumps.

Sources

Selected Housing Characteristics (DP04), 2020–2024 ACS 5-year estimates — Hercules city, California

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 Hercules city, California (place:33308, in state:06).

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.