Tammany
Also known as Mount Tammany
Many listed buildings are private homes. Please enjoy them from the street.
About Tammany
Tammany was added to the National Register of Historic Places on Sep 24, 1979. The Register lists it for its architecture and social history, at the local level. It describes its style as Georgian, as it does for 121 other Maryland listings. The listing covers 2.6 acres.
What it isHouse. From Wikidata (CC0). Read about it on Wikipedia ↗
PDFRead the original nominationThe form that put it on the Register, with its history, photos and a map · 37 MB · National Archives↗Finding Tammany
Northeast of Williamsport off US 11, in Halfway, MD
No other Register listing is within a short walk. The nearest are under Around it.
4 more Register listings within 2 miles
★ National Historic Landmark · D district · B building · S site. Each opens its own page.
Georgian style, nearby
Other National Register listings within 25 miles described as Georgian.
Memories of Tammany
The record says what it is. Neighbors know what it means.
Your answer becomes a post in Town Square.
Questions about Tammany
Is Tammany on the National Register of Historic Places?
Yes. It was added on Sep 24, 1979 (Register number 79003262).
Is Tammany a National Historic Landmark?
No. It is on the National Register; Maryland has 71 National Historic Landmarks. The nearest is Tolson's Chapel and School, 10.9 miles away.
Can you visit Tammany?
Our record doesn’t say whether it is open to visitors. Many listed buildings are private, so it may only be seen from the street.
Where can I read the history of Tammany?
In its National Register nomination, the form that put it on the Register: a 37 MB PDF at the National Archives, linked on this page.
Sources: National Park Service, National Register of Historic Places (05/22/2026) · National Archives catalog record 106778550 · Wikidata. Map tiles © OpenStreetMap contributors.