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–Not graded
History · Berwyn Township

Berwyn Township’s post office opened in 1886, and 19% of its homes were built before 1940

1886first post office
0on the National Register
19%homes built before 1940
Add an old photoShare a memory
Photo: Ammodramus · Public domain
Quick answers

How Berwyn Township began

When was Berwyn Township founded?

1886

The Berwyn Township post office opened in 1886, the earliest record of the town by name. Another post office, Guilford (1880), opened inside today’s town and later closed.

2020 census: 222140 years
Founding year: the first Berwyn Township post office (Blevins & Helbock, CC0).
Places that used to be

Lost post offices, places now gone and burying grounds

Another post office, Guilford, opened and closed inside today’s town.

Gone or out of use
Ash Grove SchoolschoolDutchman ValleyschoolGoose Valley SchoolschoolGuilford Post Officepost officeGuilford SchoolschoolHappy Hollow SchoolschoolJanesville SchoolschoolReed Valley SchoolschoolSpencer Park Schoolschool
1cemetery inside Berwyn Township
Janesville

US Post Offices dataset (Blevins & Helbock, CC0). Places and cemeteries from the USGS Geographic Names Information System (2021).

Stories next door

History across the town line

Each neighbor’s History grade, on the same three inputs.

Ansley Township1 historic placenot graded: under 1,000 residents or part of its townWesterville TownshipIts storynot graded: under 1,000 residents or part of its townLoup TownshipIts storynot graded: under 1,000 residents or part of its townBroken Bow TownshipIts storynot graded: under 1,000 residents or part of its townEast Custer TownshipIts storynot graded: under 1,000 residents or part of its townGarfield TownshipIts storynot graded: under 1,000 residents or part of its town

Questions about Berwyn Township’s history

What year was Berwyn Township founded?

The Berwyn Township post office opened in 1886, the earliest record of the town by name (U.S. post office records).

Memory lane

What the archives can’t tell you, neighbors can.

Town Square →
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Sources

Where this page comes from

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 the US Post Offices dataset (Blevins & Helbock) and the USGS Geographic Names Information System. Archive images are copied here with their credits and licenses, shown on each photo’s page. Refreshed monthly.