Every edition of the U.S. Geological Survey’s map of Woodlyn. Tap a year, or press play to watch the town change.
1894Chester sheet · 1:62,500
U.S. Geological Survey historical topographic maps (public domain), via Esri’s collection of the scans. The red ring marks the center of Woodlyn.
The story so far
Woodlyn, in brief
Wikipedia doesn’t have a history of Woodlyn yet. The photos, dates and memories neighbors add here are how it gets written.
Woodlyn is a census-designated place (CDP) in Delaware County, Pennsylvania, United States. The population was 9,485 at the 2010 census, down from 10,036 at the 2000 census. It is a part of Ridley Township, and children residing within the community generally attend schools in the Ridley School District. Woodlyn is served by the Woodlyn Fire Co. for fire, rescue and EMS services.
Its first post office opened in 1892. Between the 2010 and 2020 censuses its population grew from 9,485 to 9,685 (+2%).
Intro from Wikipedia. Population: U.S. Census Bureau.
By decade
No old photos in the archives yet
Weddings on Main Street, storms, parades, school pictures, the old store. If it’s in your family album, it belongs here.
Be the first to add onePhotograph a print flat, in daylight, no flash.
Founding dates: Wikidata, Wikipedia, the U.S. post office records of Blevins & Helbock (CC0) and the Census. Homes by year built: Census ACS 2020–24. National Register of Historic Places: National Park Service (list of May 22, 2026). Old photos, postcards and papers: Wikimedia Commons, the Library of Congress and other public archives, credited on each item’s page. Maps: U.S. Geological Survey historical topographic maps (via Esri) and Sanborn fire-insurance maps (Library of Congress). History text and census tables: Wikipedia (CC BY-SA 4.0). Places that used to be: USGS Geographic Names Information System (2021). How TownRatings grades history →
From U.S. Geological Survey historical maps and U.S. Census counts (via Wikipedia). Archive images are copied here with their credits and licenses, shown on each photo’s page. Refreshed monthly.