What kinds of homes are in Watchung Borough, NJ?

Name: Types of homes in Watchung Borough, NJ, 2020–2024
Creator: US Census Bureau
License: https://www.census.gov/data/developers/about/terms-of-service.html

Watchung Borough, NJ has 2,470 (±171) homes (2020–2024 American Community Survey).

That is about 411 homes per square mile of land.

76.4% are detached single-family houses.

2.1% are in buildings of two to four units.

15.5% are in buildings of five or more units.

Figures last updated on November 12, 2026.

Housing units: 2,470 (±171)
Detached houses: 76.4%
2–4 unit buildings: 2.1%
5+ unit buildings: 15.5%

Homes in Watchung Borough by building size

Housing units by units in structure, 2020–2024
Building type	Watchung Borough	Somerset County	New Jersey	United States
Single-family, detached	76.4% (±6.0 points)	57.8%	52.6%	61.3%
Single-family, attached (townhouse, rowhouse)	6.0% (±3.3 points)	14.5%	10.0%	6.2%
2 units	2.1% (±2.2 points)	5.2%	8.6%	3.4%
3 or 4 units	0.0% (±1.8 points)	4.5%	6.1%	4.3%
5 to 9 units	3.3% (±2.7 points)	5.1%	4.6%	4.5%
10 to 19 units	5.4% (±3.6 points)	5.1%	4.9%	4.3%
20 or more units	6.8% (±5.0 points)	7.6%	12.3%	10.3%
Mobile home	0.0% (±1.8 points)	0.2%	0.9%	5.6%
Boat, RV, van, etc.	0.0% (±1.8 points)	0.0%	0.0%	0.1%

In Watchung Borough, the share of homes in buildings of five or more units is not measurably different from Somerset County (17.8%).

It is not measurably different from New Jersey (21.8%).

It is not measurably different from the national figure (19.1%).

Homes in buildings of 5 or more units in places near Watchung Borough

Nearest places with a published estimate, compared with Watchung Borough
Place	Distance	Homes in buildings of 5 or more units	Compared with this place
Watchung Borough	—	15.5% (±6.7 points)	—
North Plainfield Borough	1.5 mi	23.7% (±6.0 points)	Not measurably different
Plainfield	2.2 mi	22.9% (±3.1 points)	Higher
Berkeley Heights Township	2.4 mi	6.7% (±2.9 points)	Lower
Fanwood Borough	2.7 mi	7.9% (±4.7 points)	Not measurably different
Scotch Plains Township	3.4 mi	12.3% (±2.1 points)	Not measurably different
Green Brook Township	3.7 mi	16.5% (±11.1 points)	Not measurably different
Gillette	3.8 mi	0.0% (±6.8 points)	Lower
Stirling	3.8 mi	3.4% (±8.8 points)	Lower

Nearby places with a measurably lower figure: Berkeley Heights Township, NJ (6.7%), Gillette, NJ (0.0%), Stirling, NJ (3.4%).

Nearby places with a measurably higher figure: Plainfield, NJ (22.9%).

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

Homes in buildings of 5 or more units across Somerset County, place by place

Rank	Place	Homes in buildings of 5 or more units
4	Franklin Township (Somerset County)	23.2% (±2.7 points)
5	Raritan Borough	21.8% (±4.7 points)
6	Bound Brook Borough	21.5% (±4.6 points)
7	Hillsborough Township	16.7% (±2.8 points)
8	Green Brook Township	16.5% (±11.1 points)
9 (tie)	Bernards Township	15.5% (±3.1 points)
9 (tie)	Watchung Borough	15.5% (±6.7 points)
11	Branchburg Township	14.7% (±3.9 points)
12	Bridgewater Township	13.8% (±2.2 points)
13	Rocky Hill Borough	12.5% (±21.1 points)
14	Montgomery Township	11.0% (±2.6 points)
15	South Bound Brook Borough	9.4% (±5.0 points)
16	Warren Township	8.4% (±5.6 points)

Showing 13 of 21 places in Somerset 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 Watchung Borough

How many homes are in Watchung Borough?

Watchung Borough, NJ has an estimated 2,470 (±171) housing units, occupied and vacant (2020–2024 American Community Survey).

Are most homes in Watchung Borough houses or apartments?

76.4% are detached houses and 6.0% attached houses, while 17.6% are in buildings of two or more units.

How many two-family and small multifamily homes are in Watchung Borough?

2.1% of homes in Watchung Borough are in buildings of two to four units, the small rental buildings that are often owner-occupied.

Sources

Selected Housing Characteristics (DP04), 2020–2024 ACS 5-year estimates — Watchung borough, Somerset 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 Watchung borough, Somerset County, New Jersey (county subdivision:77600, in state:34 county:035).

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_0001E, DP04_0001M, DP04_0007PE, DP04_0007PM, DP04_0008PE, DP04_0008PM, DP04_0009PE, DP04_0009PM, DP04_0010PE, DP04_0010PM, DP04_0011PE, DP04_0011PM, DP04_0012PE, DP04_0012PM, DP04_0013PE, DP04_0013PM, DP04_0014PE, DP04_0014PM, DP04_0015PE, DP04_0015PM

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.