What kinds of homes are in Cohasset, MA?

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

Cohasset, MA has 3,244 (±223) homes (2020–2024 American Community Survey).

That is about 332 homes per square mile of land.

80.3% are detached single-family houses.

7.2% are in buildings of two to four units.

9.3% are in buildings of five or more units.

Figures last updated on November 12, 2026.

Housing units: 3,244 (±223)
Detached houses: 80.3%
2–4 unit buildings: 7.2%
5+ unit buildings: 9.3%

Homes in Cohasset by building size

Housing units by units in structure, 2020–2024
Building type	Cohasset	Norfolk County	Massachusetts	United States
Single-family, detached	80.3% (±5.1 points)	56.6%	51.1%	61.3%
Single-family, attached (townhouse, rowhouse)	3.2% (±2.1 points)	5.6%	5.9%	6.2%
2 units	3.9% (±2.3 points)	6.2%	9.3%	3.4%
3 or 4 units	3.3% (±2.2 points)	6.0%	10.7%	4.3%
5 to 9 units	5.7% (±2.2 points)	5.6%	5.7%	4.5%
10 to 19 units	0.9% (±1.0 points)	4.5%	4.2%	4.3%
20 or more units	2.7% (±2.2 points)	15.0%	12.3%	10.3%
Mobile home	0.0% (±1.3 points)	0.4%	0.8%	5.6%
Boat, RV, van, etc.	0.0% (±1.3 points)	0.0%	0.0%	0.1%

In Cohasset, the share of homes in buildings of five or more units is lower than in Norfolk County (25.1%).

It is also lower than in Massachusetts (22.2%).

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

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

Nearest places with a published estimate, compared with Cohasset
Place	Distance	Homes in buildings of 5 or more units	Compared with this place
Cohasset	—	9.3% (±3.3 points)	—
North Scituate	3.8 mi	5.7% (±3.1 points)	Not measurably different
Scituate	4.9 mi	5.3% (±1.7 points)	Lower
Hingham	4.9 mi	21.8% (±3.8 points)	Higher
Hingham (community)	5.1 mi	9.6% (±4.0 points)	Not measurably different
Scituate (community)	6.6 mi	10.2% (±4.3 points)	Not measurably different
Norwell	6.8 mi	3.3% (±1.5 points)	Lower
Hull (community)	6.9 mi	16.6% (±3.0 points)	Higher
Hull	6.9 mi	16.6% (±3.0 points)	Higher

Nearby places with a measurably lower figure: Scituate, MA (5.3%), Norwell, MA (3.3%).

Nearby places with a measurably higher figure: Hingham, MA (21.8%), Hull (community), MA (16.6%), Hull, MA (16.6%).

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 Norfolk County, place by place

Rank	Place	Homes in buildings of 5 or more units
14	Needham	16.7% (±2.5 points)
15	Walpole	13.3% (±2.3 points)
16	Wrentham	11.0% (±3.3 points)
17	Wellesley	10.7% (±1.9 points)
18	Bellingham	9.5% (±4.0 points)
19	Sharon	9.4% (±2.6 points)
20	Cohasset	9.3% (±3.3 points)
21	Medfield	8.6% (±3.6 points)
22	Medway	8.1% (±3.4 points)
23	Holbrook	8.0% (±4.0 points)
24	Millis	7.8% (±3.2 points)
25	Milton	7.2% (±1.9 points)
26	Avon	2.6% (±3.2 points)

Showing 13 of 28 places in Norfolk 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 Cohasset

How many homes are in Cohasset?

Cohasset, MA has an estimated 3,244 (±223) housing units, occupied and vacant (2020–2024 American Community Survey).

Are most homes in Cohasset houses or apartments?

80.3% are detached houses and 3.2% attached houses, while 16.5% are in buildings of two or more units.

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

7.2% of homes in Cohasset 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 — Cohasset town, Norfolk County, Massachusetts

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 Cohasset town, Norfolk County, Massachusetts (county subdivision:14640, in state:25 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_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.