How are homes heated in Harlem Township, OH?

Name: Heating fuel in Harlem Township, OH, 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 Harlem Township, used by 53.9% (±8.4 points) of occupied homes (2020–2024 American Community Survey).

21.0% heat with electricity.

9.1% heat with fuel oil or kerosene.

Figures last updated on November 12, 2026.

Utility gas: 53.9% (±8.4 points)
Electricity: 21.0%
Fuel oil, kerosene: 9.1%

Heating fuel in Harlem Township

Occupied housing units by house heating fuel, 2020–2024
Fuel used most	Harlem Township	Delaware County	Ohio	United States
Utility gas	53.9% (±8.4 points)	67.6%	64.0%	46.5%
Fuel oil, kerosene, etc.	9.1% (±8.0 points)	1.0%	1.7%	3.9%
Electricity	21.0% (±6.1 points)	24.3%	26.0%	41.3%
Bottled or tank gas (propane)	12.7% (±6.7 points)	5.8%	5.6%	4.9%
Wood	2.0% (±2.0 points)	0.4%	1.4%	1.4%
Solar energy	0.0% (±2.0 points)	0.1%	0.0%	0.3%
Coal or coke	0.0% (±2.0 points)	0.0%	0.1%	0.1%
Other fuel	1.2% (±1.2 points)	0.5%	0.7%	0.5%
No fuel used	0.0% (±2.0 points)	0.3%	0.5%	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 Harlem Township, the share of homes heating with fuel oil is higher than in Delaware County (1.0%).

It is not measurably different from Ohio (1.7%).

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

In Harlem Township, the share of homes heating with electricity is not measurably different from Delaware County (24.3%).

It is not measurably different from Ohio (26.0%).

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

Homes heated by electricity in places near Harlem Township

Nearest places with a published estimate, compared with Harlem Township
Place	Distance	Homes heated by electricity	Compared with this place
Harlem Township	—	21.0% (±6.1 points)	—
Monroe Township (Licking County)	4.7 mi	27.3% (±7.0 points)	Not measurably different
Plain Township (Franklin County)	4.7 mi	18.8% (±4.0 points)	Not measurably different
Genoa Township	5.0 mi	13.8% (±2.7 points)	Lower
New Albany	5.2 mi	17.4% (±4.2 points)	Not measurably different
Trenton Township	5.2 mi	34.1% (±11.5 points)	Higher
Galena	5.8 mi	25.2% (±12.0 points)	Not measurably different
Johnstown	6.2 mi	22.2% (±7.5 points)	Not measurably different
Westerville	6.4 mi	27.2% (±2.9 points)	Not measurably different

Nearby places with a measurably lower figure: Genoa Township, OH (13.8%).

Nearby places with a measurably higher figure: Trenton Township, OH (34.1%).

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

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

Rank	Place	Homes heated by fuel oil
1	Thompson Township (Delaware County)	10.1% (±15.3 points)
2	Harlem Township	9.1% (±8.0 points)
3	Oxford Township (Delaware County)	8.8% (±6.7 points)
4	Brown Township (Delaware County)	8.5% (±6.1 points)
5	Delaware Township (Delaware County)	8.2% (±8.7 points)
6	Radnor Township	7.9% (±7.5 points)
7	Porter Township (Delaware County)	7.1% (±8.3 points)
8	Trenton Township	5.8% (±3.4 points)

Showing 8 of 26 places in Delaware 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 Harlem Township

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

Utility gas is the most common heating fuel in Harlem Township, used by 53.9% of occupied homes (2020–2024 American Community Survey).

How many homes in Harlem Township heat with oil?

9.1% (±8.0 points) of occupied homes in Harlem Township use fuel oil or kerosene as their main heating fuel.

How many homes in Harlem Township have electric heat?

21.0% (±6.1 points) of occupied homes in Harlem Township heat mainly with electricity, which includes heat pumps.

Sources

Selected Housing Characteristics (DP04), 2020–2024 ACS 5-year estimates — Harlem township, Delaware County, Ohio

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 Harlem township, Delaware County, Ohio (county subdivision:33516, in state:39 county:041).

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.