What kinds of homes are in Blairstown Township, NJ?

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

Blairstown Township, NJ has 2,177 (±234) homes (2020–2024 American Community Survey).

That is about 73 homes per square mile of land.

91.8% are detached single-family houses.

4.8% are in buildings of two to four units.

1.0% are in buildings of five or more units.

Figures last updated on November 12, 2026.

Housing units: 2,177 (±234)
Detached houses: 91.8%
2–4 unit buildings: 4.8%
5+ unit buildings: 1.0%

Homes in Blairstown Township by building size

Housing units by units in structure, 2020–2024
Building type	Blairstown Township	Warren County	New Jersey	United States
Single-family, detached	91.8% (±5.5 points)	68.1%	52.6%	61.3%
Single-family, attached (townhouse, rowhouse)	2.4% (±3.9 points)	11.4%	10.0%	6.2%
2 units	4.8% (±3.7 points)	4.4%	8.6%	3.4%
3 or 4 units	0.0% (±2.0 points)	3.4%	6.1%	4.3%
5 to 9 units	1.0% (±1.7 points)	3.3%	4.6%	4.5%
10 to 19 units	0.0% (±2.0 points)	4.2%	4.9%	4.3%
20 or more units	0.0% (±2.0 points)	4.3%	12.3%	10.3%
Mobile home	0.0% (±2.0 points)	0.9%	0.9%	5.6%
Boat, RV, van, etc.	0.0% (±2.0 points)	0.0%	0.0%	0.1%

In Blairstown Township, the share of homes in buildings of five or more units is lower than in Warren County (11.8%).

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 Blairstown Township

Nearest places with a published estimate, compared with Blairstown Township
Place	Distance	Homes in buildings of 5 or more units	Compared with this place
Blairstown Township	—	1.0% (±3.3 points)	—
Hardwick Township	4.1 mi	1.3% (±11.3 points)	Not measurably different
Knowlton Township	4.9 mi	0.2% (±5.3 points)	Not measurably different
Hope Township	5.2 mi	0.0% (±9.0 points)	Not measurably different
Frelinghuysen Township	5.5 mi	0.0% (±8.7 points)	Not measurably different
Portland	6.6 mi	5.2% (±15.3 points)	Not measurably different
Delaware Water Gap	7.2 mi	17.6% (±8.8 points)	Higher
Smithfield Township (Monroe County)	7.7 mi	6.3% (±3.5 points)	Higher
Liberty Township	8.2 mi	0.0% (±6.9 points)	Not measurably different

Nearby places with a measurably higher figure: Delaware Water Gap, PA (17.6%), Smithfield Township (Monroe County), PA (6.3%).

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 Warren County, place by place

Rank	Place	Homes in buildings of 5 or more units
9	Alpha Borough	8.6% (±4.5 points)
10	Allamuchy Township	5.8% (±4.9 points)
11	Oxford Township	2.0% (±4.6 points)
12	Harmony Township	1.9% (±6.5 points)
13	Hardwick Township	1.3% (±11.3 points)
14	Franklin Township (Warren County)	1.2% (±5.7 points)
15	Blairstown Township	1.0% (±3.3 points)
16	Pohatcong Township	0.7% (±4.2 points)
17	Knowlton Township	0.2% (±5.3 points)
18 (tie)	Frelinghuysen Township	0.0% (±8.7 points)
18 (tie)	Greenwich Township (Warren County)	0.0% (±4.3 points)
18 (tie)	Hope Township	0.0% (±9.0 points)
18 (tie)	Liberty Township	0.0% (±6.9 points)

Showing 13 of 22 places in Warren 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 Blairstown Township

How many homes are in Blairstown Township?

Blairstown Township, NJ has an estimated 2,177 (±234) housing units, occupied and vacant (2020–2024 American Community Survey).

Are most homes in Blairstown Township houses or apartments?

91.8% are detached houses and 2.4% attached houses, while 5.8% are in buildings of two or more units.

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

4.8% of homes in Blairstown Township 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 — Blairstown township, Warren 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 Blairstown township, Warren County, New Jersey (county subdivision:06160, in state:34 county:041).

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.