What kinds of homes are in Colonia, NJ?

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

Colonia, NJ has 6,289 (±347) homes (2020–2024 American Community Survey).

That is about 1,561 homes per square mile of land.

88.1% are detached single-family houses.

4.7% are in buildings of two to four units.

5.4% are in buildings of five or more units.

Figures last updated on November 12, 2026.

Housing units: 6,289 (±347)
Detached houses: 88.1%
2–4 unit buildings: 4.7%
5+ unit buildings: 5.4%

Homes in Colonia by building size

Housing units by units in structure, 2020–2024
Building type	Colonia	Middlesex County	New Jersey	United States
Single-family, detached	88.1% (±3.3 points)	52.4%	52.6%	61.3%
Single-family, attached (townhouse, rowhouse)	1.6% (±1.3 points)	11.1%	10.0%	6.2%
2 units	4.7% (±2.8 points)	6.6%	8.6%	3.4%
3 or 4 units	0.0% (±0.7 points)	5.2%	6.1%	4.3%
5 to 9 units	1.4% (±1.4 points)	6.0%	4.6%	4.5%
10 to 19 units	0.5% (±0.5 points)	8.2%	4.9%	4.3%
20 or more units	3.5% (±1.8 points)	9.8%	12.3%	10.3%
Mobile home	0.2% (±0.4 points)	0.8%	0.9%	5.6%
Boat, RV, van, etc.	0.0% (±0.7 points)	0.0%	0.0%	0.1%

In Colonia, the share of homes in buildings of five or more units is lower than in Middlesex County (24.0%).

It is also lower than in New Jersey (21.8%).

It is lower than the national figure (19.1%).

Homes in buildings of 5 or more units in places near Colonia

Nearest places with a published estimate, compared with Colonia
Place	Distance	Homes in buildings of 5 or more units	Compared with this place
Colonia	—	5.4% (±2.3 points)	—
Iselin	1.4 mi	26.6% (±4.8 points)	Higher
Clark Township	2.0 mi	14.4% (±3.3 points)	Higher
Rahway	2.0 mi	31.7% (±3.9 points)	Higher
Avenel	2.1 mi	36.3% (±8.7 points)	Higher
Menlo Park Terrace	2.6 mi	12.4% (±7.4 points)	Not measurably different
Woodbridge	2.8 mi	40.6% (±6.8 points)	Higher
Winfield Township	3.3 mi	0.0% (±9.7 points)	Not measurably different
Fords	3.7 mi	18.8% (±5.1 points)	Higher

Nearby places with a measurably higher figure: Iselin, NJ (26.6%), Clark Township, NJ (14.4%), Rahway, NJ (31.7%).

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 Middlesex County, place by place

Rank	Place	Homes in buildings of 5 or more units
16 (tie)	Cranbury	15.4% (±7.9 points)
16 (tie)	Old Bridge	15.4% (±3.8 points)
18	Menlo Park Terrace	12.4% (±7.4 points)
19	Kendall Park	8.7% (±4.1 points)
20	Laurence Harbor	6.4% (±4.3 points)
21	Dayton	6.3% (±4.1 points)
22	Colonia	5.4% (±2.3 points)
23	Concordia	4.5% (±4.6 points)
24	Brownville	3.8% (±5.2 points)
25	Whittingham	3.7% (±4.2 points)
26	Rossmoor	1.9% (±3.9 points)
27	Clearbrook	1.4% (±2.9 points)
28	Port Reading	0.6% (±5.5 points)

Showing 13 of 32 places in Middlesex County, ranked from highest to lowest.

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

It lies inside Woodbridge 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 Colonia

How many homes are in Colonia?

Colonia, NJ has an estimated 6,289 (±347) housing units, occupied and vacant (2020–2024 American Community Survey).

Are most homes in Colonia houses or apartments?

88.1% are detached houses and 1.6% attached houses, while 10.1% are in buildings of two or more units.

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

4.7% of homes in Colonia 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 — Colonia 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 Colonia CDP, New Jersey (place:14380, 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_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.