Mount Pleasant Historical Society, Westchester County, New York

06/10/2026

Something a little different: September 21,1911 photo of concrete forms for constructing conduit to carry excess Kensico Reservoir water to the Bronx River. Construction of the dam began the next day. Photo from NYCDEP Archives.

05/06/2026

This photo was sent to me by a gentlemen named Stan Madyda. The photo is dated 1964 and shows a Hawthorne Youth Baseball Team. The coach on the right is named Bob. Can anyone add information such as where taken, players, etc. Thanks

04/30/2026

1960 Aerial Phot of the Hawthorne Circle /
Hawthorne Triangle Area

03/16/2026

The Capture of Major John Andre, a British Intelligence Officer by Continental Militiamen and their trek across the Town of Mount Pleasant

02/25/2026

Had difficulty confirming this location but now believe it is at the west end of the Hawthorne Triangle.

02/01/2026

Jacob Pfister Groceries in Valhalla. Donated by an Historical Society Member

01/13/2026

The Raid on Young's Corners occurred in 1780 near the intersection of Bradhurst Avenue and Grasslands Road (then known as Pines Bridge Road and the Lower Crossroad).

12/02/2025

Tis the season

11/08/2025

10/16/2025

The Butler Estate Mansion was located in Greenburgh on Old Saw Mill River Road in Eastview. A large portion of the property was located across the street in Mount Pleasant.