What kinds of homes are in Gaithersburg, MD?

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

Gaithersburg, MD has 27,280 (±691) homes (2020–2024 American Community Survey).

That is about 2,639 homes per square mile of land.

18.6% are detached single-family houses.

1.8% are in buildings of two to four units.

49.9% are in buildings of five or more units.

Figures last updated on November 12, 2026.

Housing units: 27,280 (±691)
Detached houses: 18.6%
2–4 unit buildings: 1.8%
5+ unit buildings: 49.9%

Homes in Gaithersburg by building size

Housing units by units in structure, 2020–2024
Building type	Gaithersburg	Montgomery County	Maryland	United States
Single-family, detached	18.6% (±1.5 points)	46.6%	51.2%	61.3%
Single-family, attached (townhouse, rowhouse)	29.5% (±2.2 points)	17.8%	21.3%	6.2%
2 units	0.7% (±0.5 points)	0.7%	1.5%	3.4%
3 or 4 units	1.1% (±0.5 points)	1.4%	2.1%	4.3%
5 to 9 units	11.3% (±1.8 points)	4.9%	5.2%	4.5%
10 to 19 units	16.5% (±1.9 points)	8.2%	7.3%	4.3%
20 or more units	22.1% (±2.0 points)	20.2%	10.2%	10.3%
Mobile home	0.2% (±0.2 points)	0.2%	1.3%	5.6%
Boat, RV, van, etc.	0.0% (±0.2 points)	0.0%	0.0%	0.1%

In Gaithersburg, the share of homes in buildings of five or more units is higher than in Montgomery County (33.3%).

It is also higher than in Maryland (22.7%).

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

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

Nearest places with a published estimate, compared with Gaithersburg
Place	Distance	Homes in buildings of 5 or more units	Compared with this place
Gaithersburg	—	49.9% (±3.3 points)	—
Washington Grove	1.2 mi	0.0% (±22.7 points)	Lower
Flower Hill	1.5 mi	9.5% (±3.2 points)	Lower
Montgomery Village	2.8 mi	23.2% (±3.6 points)	Lower
Redland	2.9 mi	15.6% (±3.8 points)	Lower
Derwood	3.4 mi	15.9% (±11.1 points)	Lower
Germantown	4.1 mi	27.6% (±2.4 points)	Lower
North Potomac	4.3 mi	10.0% (±2.3 points)	Lower
Rockville	5.0 mi	43.5% (±2.6 points)	Lower

Nearby places with a measurably lower figure: Washington Grove, MD (0.0%), Flower Hill, MD (9.5%), Montgomery Village, MD (23.2%).

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 Montgomery County, place by place

Rank	Place	Homes in buildings of 5 or more units
1	Friendship Heights Village	97.8% (±3.4 points)
2	Leisure World	71.0% (±6.5 points)
3	White Oak	67.2% (±6.8 points)
4	Silver Spring	60.4% (±2.6 points)
5	North Bethesda	60.0% (±2.9 points)
6	Gaithersburg	49.9% (±3.3 points)
7	Takoma Park	45.0% (±5.1 points)
8	Rockville	43.5% (±2.6 points)
9	Fairland	43.4% (±5.0 points)
10 (tie)	Bethesda	41.6% (±1.7 points)
10 (tie)	Kensington	41.6% (±10.9 points)
12	Forest Glen	35.7% (±11.1 points)

Showing 12 of 59 places in Montgomery 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 Gaithersburg

How many homes are in Gaithersburg?

Gaithersburg, MD has an estimated 27,280 (±691) housing units, occupied and vacant (2020–2024 American Community Survey).

Are most homes in Gaithersburg houses or apartments?

18.6% are detached houses and 29.5% attached houses, while 51.7% are in buildings of two or more units.

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

1.8% of homes in Gaithersburg 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 — Gaithersburg city, Maryland

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 Gaithersburg city, Maryland (place:31175, in state:24).

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.