How many bedrooms do homes in Princeton, NJ have?

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

In Princeton, NJ, 17.2% of homes are studios or one-bedrooms and 65.2% have three or more bedrooms (2020–2024 American Community Survey).

The most common size is 4 bedrooms, 26.9% of homes.

Figures last updated on November 12, 2026.

Studio or 1 bedroom: 17.2%
3 or more bedrooms: 65.2% (±5.6 points)
Most common: 4 bedrooms

Homes in Princeton by bedroom count

Housing units by bedrooms, 2020–2024
Bedrooms	Princeton	Mercer County	New Jersey	United States
No bedroom (studio)	4.8% (±1.7 points)	2.7%	3.1%	2.9%
1 bedroom	12.4% (±2.1 points)	13.2%	14.1%	10.9%
2 bedrooms	17.6% (±3.3 points)	25.6%	25.6%	25.0%
3 bedrooms	25.3% (±3.7 points)	32.1%	31.5%	38.7%
4 bedrooms	26.9% (±3.9 points)	20.9%	19.6%	17.5%
5 or more bedrooms	13.0% (±1.7 points)	5.6%	6.0%	4.9%

In Princeton, the share of homes with three or more bedrooms is higher than in Mercer County (58.6%).

It is also higher than in New Jersey (57.1%).

It is not measurably different from the national figure (61.1%).

Homes with 3 or more bedrooms in places near Princeton

Nearest places with a published estimate, compared with Princeton
Place	Distance	Homes with 3 or more bedrooms	Compared with this place
Princeton	—	65.2% (±5.6 points)	—
Kingston	3.2 mi	48.3% (±24.3 points)	Not measurably different
Rocky Hill Borough	3.3 mi	67.8% (±11.2 points)	Not measurably different
Princeton Junction	3.4 mi	69.7% (±15.9 points)	Not measurably different
Plainsboro Center	4.4 mi	20.0% (±7.6 points)	Lower
Montgomery Township	4.7 mi	77.2% (±5.8 points)	Higher
Plainsboro Township	4.7 mi	36.8% (±4.9 points)	Lower
West Windsor Township	5.1 mi	59.0% (±4.0 points)	Not measurably different
Lawrence Township (Mercer County)	5.1 mi	59.6% (±4.8 points)	Not measurably different

Nearby places with a measurably lower figure: Plainsboro Center, NJ (20.0%), Plainsboro Township, NJ (36.8%).

Nearby places with a measurably higher figure: Montgomery Township, NJ (77.2%).

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

Homes with 3 or more bedrooms across Mercer County, place by place

Rank	Place	Homes with 3 or more bedrooms
1	Hopewell Township (Mercer County)	85.5% (±7.7 points)
2	Pennington Borough	68.6% (±9.3 points)
3	Robbinsville Township	66.4% (±6.6 points)
4 (tie)	Hopewell Borough	65.2% (±10.3 points)
4 (tie)	Princeton	65.2% (±5.6 points)
6	Hamilton Township (Mercer County)	60.7% (±3.0 points)
7	Lawrence Township (Mercer County)	59.6% (±4.8 points)
8	Hightstown Borough	59.2% (±13.2 points)
9	West Windsor Township	59.0% (±4.0 points)
10	Ewing Township	56.2% (±4.5 points)
11	Trenton	51.6% (±3.4 points)

Showing 11 of 12 places in Mercer 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 Princeton

What is the most common home size in Princeton?

The most common size is 4 bedrooms, 26.9% of homes in Princeton, NJ.

How many studios and one-bedroom homes are in Princeton?

17.2% of homes in Princeton have one bedroom or none.

Sources

Selected Housing Characteristics (DP04), 2020–2024 ACS 5-year estimates — Princeton, Mercer 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 Princeton, Mercer County, New Jersey (county subdivision:60900, in state:34 county:021).

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_0039PE, DP04_0039PM, DP04_0040PE, DP04_0040PM, DP04_0041PE, DP04_0041PM, DP04_0042PE, DP04_0042PM, DP04_0043PE, DP04_0043PM, DP04_0044PE, DP04_0044PM

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.