How are homes heated in Mendham Borough, NJ?

Name: Heating fuel in Mendham Borough, NJ, 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 Mendham Borough, used by 87.0% (±4.8 points) of occupied homes (2020–2024 American Community Survey).

8.9% heat with electricity.

3.1% heat with fuel oil or kerosene.

Figures last updated on November 12, 2026.

Utility gas: 87.0% (±4.8 points)
Electricity: 8.9%
Fuel oil, kerosene: 3.1%

Heating fuel in Mendham Borough

Occupied housing units by house heating fuel, 2020–2024
Fuel used most	Mendham Borough	Morris County	New Jersey	United States
Utility gas	87.0% (±4.8 points)	69.9%	73.1%	46.5%
Fuel oil, kerosene, etc.	3.1% (±2.0 points)	13.9%	6.4%	3.9%
Electricity	8.9% (±4.0 points)	12.1%	16.2%	41.3%
Bottled or tank gas (propane)	0.5% (±0.8 points)	2.8%	2.4%	4.9%
Wood	0.0% (±2.5 points)	0.3%	0.3%	1.4%
Solar energy	0.0% (±2.5 points)	0.1%	0.2%	0.3%
Coal or coke	0.0% (±2.5 points)	0.0%	0.0%	0.1%
Other fuel	0.6% (±0.9 points)	0.5%	0.5%	0.5%
No fuel used	0.0% (±2.5 points)	0.4%	0.8%	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 Mendham Borough, the share of homes heating with fuel oil is lower than in Morris County (13.9%).

It is also lower than in New Jersey (6.4%).

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

In Mendham Borough, the share of homes heating with electricity is not measurably different from Morris County (12.1%).

It is also lower than in New Jersey (16.2%).

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

Homes heated by electricity in places near Mendham Borough

Nearest places with a published estimate, compared with Mendham Borough
Place	Distance	Homes heated by electricity	Compared with this place
Mendham Borough	—	8.9% (±4.0 points)	—
Bernardsville Borough	2.6 mi	4.6% (±2.9 points)	Not measurably different
Brookside	2.6 mi	2.0% (±3.2 points)	Lower
Mendham Township	2.8 mi	10.6% (±11.1 points)	Not measurably different
Peapack and Gladstone Borough	4.6 mi	2.8% (±3.2 points)	Lower
Chester Township	4.7 mi	5.3% (±2.9 points)	Not measurably different
Basking Ridge	4.7 mi	15.2% (±5.4 points)	Not measurably different
Chester Borough	5.1 mi	6.3% (±3.4 points)	Not measurably different
Randolph Township	5.2 mi	11.0% (±2.6 points)	Not measurably different

Nearby places with a measurably lower figure: Brookside, NJ (2.0%), Peapack and Gladstone Borough, NJ (2.8%).

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

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

Rank	Place	Homes heated by fuel oil
24	Mountain Lakes Borough	6.9% (±3.8 points)
25	Mendham Township	6.7% (±3.9 points)
26	East Hanover Township	5.3% (±3.0 points)
27	Butler Borough	4.9% (±2.5 points)
28	Pequannock Township	4.4% (±2.6 points)
29	Riverdale Borough	3.5% (±2.3 points)
30	Mendham Borough	3.1% (±2.0 points)
31	Morris Township	3.0% (±2.0 points)
32	Chatham Borough	2.4% (±1.4 points)
33	Morristown Town	2.1% (±1.0 points)
34 (tie)	Chatham Township	2.0% (±1.6 points)
34 (tie)	Morris Plains Borough	2.0% (±1.8 points)
36	Florham Park Borough	1.8% (±1.1 points)

Showing 13 of 39 places in Morris 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 Mendham Borough

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

Utility gas is the most common heating fuel in Mendham Borough, used by 87.0% of occupied homes (2020–2024 American Community Survey).

How many homes in Mendham Borough heat with oil?

3.1% (±2.0 points) of occupied homes in Mendham Borough use fuel oil or kerosene as their main heating fuel.

How many homes in Mendham Borough have electric heat?

8.9% (±4.0 points) of occupied homes in Mendham Borough heat mainly with electricity, which includes heat pumps.

Sources

Selected Housing Characteristics (DP04), 2020–2024 ACS 5-year estimates — Mendham borough, Morris County, New Jersey

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 Mendham borough, Morris County, New Jersey (county subdivision:45330, in state:34 county:027).

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.