A home or site built prior to 1912 and deemed to be 85% or more intact, is eligible for historic designation and to display the bronze plaque identifying it as an official "Derry Area Historic Site."

St. Martin Catholic Church
& Cemetery, 1856
- New Derry
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John O. Nicely House
1890 - Derry, PA
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Eli B. Henderson House, 1900
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John Michael Schall House, 1803
Derry Township |

Derry Presbyterian manse, 1896
- Derry, PA
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Mechesneytown Cemetery
- Mechesneytown
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John Pomeroy grave and
Old Salem Cemetery
- Derry Twp
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Atlantic No. 40
One-room schoolhouse
- New Derry, PA
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Beaver House
- New Derry
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Loyalhanna Coal Company
c. 1880 company house
- Loyalhanna, PA
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Dr. Rugh House
1903 - New Alexandria
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Old Dornon General Store
Country Mouse
- New Alexandria
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James C. Campbell House
1889 - Derry, PA
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Caldwell Cow Trough 1894
near New Alexandria
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Lowe Victorian Home
1897
- Derry, PA
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Akers Home
1848
- Hillside, PA
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Reformed Presbyterian Church 1870
New Alexandria
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