How are homes heated in Hamilton Square, NJ?

Name: Heating fuel in Hamilton Square, 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 Hamilton Square, used by 90.8% (±3.4 points) of occupied homes (2020–2024 American Community Survey).

5.2% heat with electricity.

2.0% heat with fuel oil or kerosene.

Figures last updated on November 12, 2026.

Utility gas: 90.8% (±3.4 points)
Electricity: 5.2%
Fuel oil, kerosene: 2.0%

Heating fuel in Hamilton Square

Occupied housing units by house heating fuel, 2020–2024
Fuel used most	Hamilton Square	Mercer County	New Jersey	United States
Utility gas	90.8% (±3.4 points)	71.3%	73.1%	46.5%
Fuel oil, kerosene, etc.	2.0% (±1.9 points)	6.1%	6.4%	3.9%
Electricity	5.2% (±2.5 points)	19.5%	16.2%	41.3%
Bottled or tank gas (propane)	1.2% (±1.2 points)	1.7%	2.4%	4.9%
Wood	0.0% (±1.0 points)	0.1%	0.3%	1.4%
Solar energy	0.3% (±0.5 points)	0.1%	0.2%	0.3%
Coal or coke	0.5% (±0.8 points)	0.1%	0.0%	0.1%
Other fuel	0.0% (±1.0 points)	0.4%	0.5%	0.5%
No fuel used	0.0% (±1.0 points)	0.8%	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 Hamilton Square, the share of homes heating with fuel oil is lower than in Mercer County (6.1%).

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

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

In Hamilton Square, the share of homes heating with electricity is lower than in Mercer County (19.5%).

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 Hamilton Square

Nearest places with a published estimate, compared with Hamilton Square
Place	Distance	Homes heated by electricity	Compared with this place
Hamilton Square	—	5.2% (±2.5 points)	—
Robbinsville Center	1.1 mi	10.5% (±8.9 points)	Not measurably different
Mercerville	2.3 mi	13.7% (±4.3 points)	Higher
Yardville	2.7 mi	15.6% (±4.8 points)	Higher
Robbinsville Township	2.9 mi	11.0% (±4.2 points)	Higher
White Horse	3.5 mi	11.9% (±5.4 points)	Higher
Groveville	3.8 mi	8.8% (±8.6 points)	Not measurably different
Allentown Borough	4.5 mi	15.2% (±4.2 points)	Higher
West Windsor Township	4.7 mi	24.2% (±3.5 points)	Higher

Nearby places with a measurably higher figure: Mercerville, NJ (13.7%), Yardville, NJ (15.6%), Robbinsville Township, NJ (11.0%).

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

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

Rank	Place	Homes heated by fuel oil
1	Princeton Junction	14.0% (±11.5 points)
2	Yardville	9.1% (±8.1 points)
3	Mercerville	4.8% (±2.3 points)
4	Groveville	4.3% (±5.5 points)
5	Lawrenceville	4.0% (±2.9 points)
6	White Horse	2.8% (±1.6 points)
7	Hamilton Square	2.0% (±1.9 points)
8	Twin Rivers	0.7% (±1.1 points)
9 (tie)	Robbinsville Center	0.0% (±2.9 points)
9 (tie)	The College of New Jersey	0.0% (±21.0 points)

Hamilton Square is a census-designated place: an unincorporated community the Census Bureau draws for statistics, with no municipal government of its own.

It lies inside Hamilton Township (Mercer County), whose figures include it.

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 Hamilton Square

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

Utility gas is the most common heating fuel in Hamilton Square, used by 90.8% of occupied homes (2020–2024 American Community Survey).

How many homes in Hamilton Square heat with oil?

2.0% (±1.9 points) of occupied homes in Hamilton Square use fuel oil or kerosene as their main heating fuel.

How many homes in Hamilton Square have electric heat?

5.2% (±2.5 points) of occupied homes in Hamilton Square heat mainly with electricity, which includes heat pumps.

Sources

Selected Housing Characteristics (DP04), 2020–2024 ACS 5-year estimates — Hamilton Square CDP, 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 Hamilton Square CDP, New Jersey (place:29370, in state:34).

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.