What kinds of homes are in Mercersburg, PA?

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

Mercersburg, PA has 859 (±147) homes (2020–2024 American Community Survey).

That is about 952 homes per square mile of land.

59.1% are detached single-family houses.

14.6% are in buildings of two to four units.

11.9% are in buildings of five or more units.

Figures last updated on November 12, 2026.

Housing units: 859 (±147)
Detached houses: 59.1%
2–4 unit buildings: 14.6%
5+ unit buildings: 11.9%

Homes in Mercersburg by building size

Housing units by units in structure, 2020–2024
Building type	Mercersburg	Franklin County	Pennsylvania	United States
Single-family, detached	59.1% (±8.6 points)	68.8%	56.6%	61.3%
Single-family, attached (townhouse, rowhouse)	12.2% (±5.2 points)	11.6%	18.8%	6.2%
2 units	8.5% (±6.3 points)	3.7%	4.3%	3.4%
3 or 4 units	6.1% (±2.8 points)	3.4%	4.0%	4.3%
5 to 9 units	3.3% (±3.0 points)	2.5%	3.1%	4.5%
10 to 19 units	2.7% (±2.6 points)	1.7%	2.6%	4.3%
20 or more units	5.9% (±4.3 points)	2.4%	7.0%	10.3%
Mobile home	2.2% (±2.2 points)	5.7%	3.5%	5.6%
Boat, RV, van, etc.	0.0% (±3.7 points)	0.2%	0.0%	0.1%

In Mercersburg, the share of homes in buildings of five or more units is not measurably different from Franklin County (6.6%).

It is not measurably different from Pennsylvania (12.7%).

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

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

Nearest places with a published estimate, compared with Mercersburg
Place	Distance	Homes in buildings of 5 or more units	Compared with this place
Mercersburg	—	11.9% (±5.9 points)	—
Peters Township (Franklin County)	3.3 mi	4.2% (±6.4 points)	Not measurably different
Montgomery Township (Franklin County)	4.0 mi	2.3% (±3.1 points)	Lower
Warren Township (Franklin County)	6.8 mi	0.0% (±30.7 points)	Not measurably different
Ayr Township	7.5 mi	5.7% (±5.8 points)	Not measurably different
St. Thomas Township	8.3 mi	0.0% (±2.6 points)	Lower
McConnellsburg	8.5 mi	11.7% (±6.4 points)	Not measurably different
Greencastle	9.8 mi	13.3% (±6.9 points)	Not measurably different
Todd Township (Fulton County)	10 mi	9.0% (±4.3 points)	Not measurably different

Nearby places with a measurably lower figure: Montgomery Township (Franklin County), PA (2.3%), St. Thomas Township, PA (0.0%).

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 Franklin County, place by place

Rank	Place	Homes in buildings of 5 or more units
1	Orrstown	22.3% (±24.9 points)
2	Chambersburg	15.8% (±3.2 points)
3	Waynesboro	14.7% (±4.3 points)
4	Greencastle	13.3% (±6.9 points)
5	Mercersburg	11.9% (±5.9 points)
6	Guilford Township	6.3% (±3.0 points)
7	Mont Alto	5.3% (±6.3 points)
8	Southampton Township (Franklin County)	4.7% (±3.8 points)
9	Greene Township (Franklin County)	4.5% (±2.1 points)
10	Peters Township (Franklin County)	4.2% (±6.4 points)
11	Washington Township (Franklin County)	3.6% (±1.8 points)

Showing 11 of 21 places in Franklin 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 Mercersburg

How many homes are in Mercersburg?

Mercersburg, PA has an estimated 859 (±147) housing units, occupied and vacant (2020–2024 American Community Survey).

Are most homes in Mercersburg houses or apartments?

59.1% are detached houses and 12.2% attached houses, while 26.5% are in buildings of two or more units.

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

14.6% of homes in Mercersburg 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 — Mercersburg borough, Pennsylvania

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 Mercersburg borough, Pennsylvania (place:48704, in state:42).

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.