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History · Ionia

Ionia’s post office opened in 1871

Below: maps from 1894 on.

1871first post office
0on the National Register
Quick answers

How Ionia began

When was Ionia founded?

1871

The Ionia post office opened in 1871, the earliest record of the town by name.

2020 census: 17155 years
Founding year: the first Ionia post office (Blevins & Helbock, CC0).The full story ↓

What stands out about Ionia’s past

Read from the archive, the National Register and the record. The page puts what stands out first.

★ What stands out · Help out

Start Ionia’s collection

The first neighbors to add old photos shape how Ionia’s history is told.

Decades since 1900 with photos
00s10s20s30s40s50s60s70s80s90s
0 of 10 decades. The empty ones are waiting for someone’s album.
On the map

Ionia on the map, 1894 to 1985

Every edition of the U.S. Geological Survey’s map of Ionia. Tap a year, or press play to watch the town change.

Ionia on the 1894 USGS mapIonia on the 1969 USGS mapIonia on the 1985 USGS map1894Mankato sheet · 1:125,000

U.S. Geological Survey historical topographic maps (public domain), via Esri’s collection of the scans. The red ring marks the center of Ionia.

The story

How Ionia came to be

From Wikipedia’s history of Ionia.

Read it all →

In 1871, a post office opened in Ionia, which was discontinued in 1982.

Text from Wikipedia, licensed CC BY-SA 4.0.

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.

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Famous people

Famous people close to Ionia

Nobody well known was born in Ionia itself, so here are the best known from just nearby.

See all →

Questions about Ionia’s history

What year was Ionia founded?

The Ionia post office opened in 1871, 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 Wikipedia and U.S. Geological Survey historical maps. Archive images are copied here with their credits and licenses, shown on each photo’s page. Refreshed monthly.