How many homes in Hillsborough, NJ are overcrowded?

Name: Crowding and facilities in Hillsborough, NJ, 2020–2024
Creator: US Census Bureau
License: https://www.census.gov/data/developers/about/terms-of-service.html

2.8% (±1.3 points) of occupied homes in Hillsborough, NJ have more than one occupant per room (2020–2024 American Community Survey).

0.2% have more than 1.5.

0.0% lack complete plumbing.

1.8% lack a complete kitchen.

Figures last updated on November 12, 2026.

More than 1 per room: 2.8% (±1.3 points)
Lacking plumbing: 0.0%
Lacking a kitchen: 1.8%

Crowding and facilities in Hillsborough

Share of occupied homes, estimate (90% margin of error)
	Hillsborough	Somerset County	New Jersey	United States
More than 1 person per room	2.8% (±1.3 points)	2.9% (±0.4 points)	4.0% (±0.1 points)	3.4%
More than 1.5 people per room	0.2% (±0.3 points)	0.9% (±0.2 points)	1.5% (±0.1 points)	1.2%
Lacking complete plumbing	0.0% (±0.5 points)	0.2% (±0.1 points)	0.3% (±0.1 points)	0.4%
Lacking a complete kitchen	1.8% (±1.2 points)	0.7% (±0.2 points)	0.8% (±0.1 points)	0.8%

A room is any whole room other than a bathroom, hall or porch; more than one person per room is the Census Bureau’s usual measure of crowding.

Complete plumbing means hot and cold running water and a bath or shower; a complete kitchen means a sink with a faucet, a stove or range and a refrigerator.

In Hillsborough, the share of crowded homes is not measurably different from Somerset County (2.9%).

It is not measurably different from New Jersey (4.0%).

It is not measurably different from the national figure (3.4%).

Crowded homes in places near Hillsborough

Nearest places with a published estimate, compared with Hillsborough
Place	Distance	Crowded homes	Compared with this place
Hillsborough	—	2.8% (±1.3 points)	—
Belle Mead	2.7 mi	0.8% (±2.6 points)	Not measurably different
Millstone Borough	3.1 mi	0.0% (±26.3 points)	Not measurably different
Blackwells Mills	3.4 mi	1.0% (±1.2 points)	Lower
Manville Borough	4.1 mi	1.5% (±1.2 points)	Not measurably different
Weston	4.3 mi	0.0% (±5.2 points)	Not measurably different
Raritan Borough	4.4 mi	2.7% (±1.9 points)	Not measurably different
Bradley Gardens	4.5 mi	0.3% (±1.0 points)	Lower
Neshanic Station	4.6 mi	0.0% (±3.3 points)	Not measurably different

Nearby places with a measurably lower figure: Blackwells Mills, NJ (1.0%), Bradley Gardens, NJ (0.3%).

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

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

It lies inside Hillsborough Township, 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 Hillsborough

How many homes in Hillsborough are overcrowded?

2.8% of occupied homes in Hillsborough, NJ have more than one person per room (2020–2024 American Community Survey).

How many homes in Hillsborough lack plumbing or a kitchen?

0.0% lack complete plumbing facilities and 1.8% lack complete kitchen facilities.

Sources

Selected Housing Characteristics (DP04), 2020–2024 ACS 5-year estimates — Hillsborough 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 Hillsborough CDP, New Jersey (place:31880, 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_0078PE, DP04_0078PM, DP04_0079PE, DP04_0079PM, DP04_0073PE, DP04_0073PM, DP04_0074PE, DP04_0074PM

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.