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–Not graded
History · Hamden Township

Hamden Township’s post office opened in 1874, and 41% of its homes were built before 1940

1874first post office
0on the National Register
41%homes built before 1940
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Quick answers

How Hamden Township began

When was Hamden Township founded?

1874

The Hamden Township post office opened in 1874, the earliest record of the town by name. Another post office, Hamden (1874), opened inside today’s town and later closed.

2020 census: 212152 years
Founding year: the first Hamden Township post office (Blevins & Helbock, CC0).
Places that used to be

Lost post offices and burying grounds

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

2cemeteries and burying grounds inside Hamden Township
LarsonSaron Lutheran

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.

Audubon TownshipIts storynot graded: under 1,000 residents or part of its townCuba TownshipIts storynot graded: under 1,000 residents or part of its townRiceville TownshipIts storynot graded: under 1,000 residents or part of its townRichwood TownshipIts storynot graded: under 1,000 residents or part of its townLake Park TownshipIts storynot graded: under 1,000 residents or part of its town

Questions about Hamden Township’s history

What year was Hamden Township founded?

The Hamden Township post office opened in 1874, 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.