What kinds of homes are in Summerville, SC?

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

Summerville, SC has 22,776 (±858) homes (2020–2024 American Community Survey).

That is about 1,008 homes per square mile of land.

63.8% are detached single-family houses.

5.1% are in buildings of two to four units.

19.4% are in buildings of five or more units.

Figures last updated on November 12, 2026.

Housing units: 22,776 (±858)
Detached houses: 63.8%
2–4 unit buildings: 5.1%
5+ unit buildings: 19.4%

Homes in Summerville by building size

Housing units by units in structure, 2020–2024
Building type	Summerville	Dorchester County	South Carolina	United States
Single-family, detached	63.8% (±2.9 points)	66.9%	64.5%	61.3%
Single-family, attached (townhouse, rowhouse)	6.9% (±1.6 points)	5.7%	3.7%	6.2%
2 units	2.2% (±1.2 points)	1.7%	1.7%	3.4%
3 or 4 units	2.9% (±1.1 points)	2.6%	2.8%	4.3%
5 to 9 units	8.5% (±2.3 points)	4.3%	4.0%	4.5%
10 to 19 units	5.5% (±1.6 points)	3.2%	3.3%	4.3%
20 or more units	5.4% (±1.9 points)	3.7%	5.6%	10.3%
Mobile home	4.8% (±1.5 points)	11.7%	14.2%	5.6%
Boat, RV, van, etc.	0.0% (±0.2 points)	0.1%	0.2%	0.1%

In Summerville, the share of homes in buildings of five or more units is higher than in Dorchester County (11.2%).

It is also higher than in South Carolina (12.9%).

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

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

Nearest places with a published estimate, compared with Summerville
Place	Distance	Homes in buildings of 5 or more units	Compared with this place
Summerville	—	19.4% (±3.4 points)	—
Lincolnville	1.4 mi	3.7% (±8.5 points)	Lower
Sangaree	3.6 mi	3.9% (±3.5 points)	Lower
Ladson	4.1 mi	8.3% (±4.5 points)	Lower
North Charleston	9.0 mi	27.1% (±2.2 points)	Higher
Ridgeville	9.4 mi	0.0% (±32.2 points)	Not measurably different
Goose Creek	9.9 mi	16.2% (±2.6 points)	Not measurably different
Hanahan	11 mi	16.0% (±3.5 points)	Not measurably different
Pimlico	14 mi	0.0% (±12.0 points)	Lower

Nearby places with a measurably lower figure: Lincolnville, SC (3.7%), Sangaree, SC (3.9%), Ladson, SC (8.3%).

Nearby places with a measurably higher figure: North Charleston, SC (27.1%).

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 Dorchester County, place by place

Rank	Place	Homes in buildings of 5 or more units
1	Summerville	19.4% (±3.4 points)
2	Harleyville	8.8% (±21.3 points)
3	St. George	6.8% (±8.0 points)
4 (tie)	Reevesville	0.0% (±49.4 points)
4 (tie)	Ridgeville	0.0% (±32.2 points)

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 Summerville

How many homes are in Summerville?

Summerville, SC has an estimated 22,776 (±858) housing units, occupied and vacant (2020–2024 American Community Survey).

Are most homes in Summerville houses or apartments?

63.8% are detached houses and 6.9% attached houses, while 24.5% are in buildings of two or more units.

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

5.1% of homes in Summerville 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 — Summerville town, South Carolina

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 Summerville town, South Carolina (place:70270, in state:45).

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.