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Founded in 1936, the Society is the oldest community organization on the Upper Main Line conducting local historical research, and collecting local resources and photographs, pertaining to the townships of Tredyffrin and Easttown in eastern Chester County, Pennsylvania.

The Society's next meeting
will be held at 2:00 p.m. on Sunday January 20, 2019
Officer and board member elections, annual reports, project review presentations, special events, and general discussion, followed by refreshments and good conversation.

Future Society Meetings

◼   TEHS displays at local public libraries   ◼

Q V2N2 Cover

Our History Quarterly Digital Archives are available to all for viewing and searching. This valuable local history resource contains most of the issues published since 1937, and provides details and unique perspectives on many aspects of our historic community.

Knox Bridge

Our extensive and ever-growing Image Collection online database is hosted in Mike Bertram's section of the site, and features a searchable partial inventory of our collection of historic images.

1798 Tredyffrin map

Mike's Tredyffrin History Digital Archives section of the site, features interactive maps and useful information about tax & census returns, roads, mills & tanneries, inns, currency, war reparations, and more.

1687 Easttown map

The Easttown Deed History section of the site showcases Mike's research on the history of land ownership in Easttown.


The Charlestown History Digital Archives features Mike's interactive maps and information about tax & census returns, genealogy, mills & other buildings, currency, war reparations, and more.

Archives and Special Collections
Slide Show

Current Quarterly cover

The Autumn 2018 issue of the History Quarterly is now available to our membership, and also for sale to the community at our local public libraries and distributors,

2018 S. Paul Teamer Awards Announced

★   Dedication of Main Line Airport Historic Marker   ★

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Page last updated: 2018-11-30 at 21:10 EST
Copyright © 2006-2018 Tredyffrin Easttown Historical Society. All rights reserved.
Permission is given to make copies for personal use only.
All other uses require written permission of the Tredyffrin Easttown Historical Society.