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History · Oak Park Township

33% of Oak Park Township’s homes were built before 1940

Below: maps from 1966 on.

0on the National Register
33%homes built before 1940
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What stands out about Oak Park Township’s past

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

A history waiting to be writtenNo old photos of Oak Park Township are in the public archives yet. The rest are in attics and albums.Old housesHalf of Oak Park Township’s homes were built before 1955.
★ What stands out · Help out

Start Oak Park Township’s collection

The first neighbors to add old photos shape how Oak Park Township’s history is told.

Decades since 1900 with photos
00s10s20s30s40s50s60s70s80s90s
0 of 10 decades. The empty ones are waiting for someone’s album.
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The story so far

Oak Park Township, in brief

Wikipedia doesn’t have a history of Oak Park Township yet. The photos, dates and memories neighbors add here are how it gets written.

Oak Park Township is a township in Marshall County, Minnesota, United States. The population was 165 as of the 2000 census. Oak Park Township was organized in 1883, and named for the oak groves within its borders.

Between the 2010 and 2020 censuses its population fell from 131 to 111 (-15%).

Intro from Wikipedia. Population: U.S. Census Bureau.

Timeline

Oak Park Township, 1901 to 1966

Woven from the archive, old maps, post office records, the National Register and the people born here.

  1. 20th century
  2. 1901Post officeThe Halvor post office opens
  3. 1905Post officeThe Halvor post office closes
  4. 1966On the mapFirst mapped by the U.S. Geological Survey
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.
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On the map

Oak Park Township on the map, 1966 to 1985

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

Oak Park Township on the 1966 USGS mapOak Park Township on the 1985 USGS map1966Oslo NE sheet · 1:24,000

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

Places that used to be

Lost post offices, places now gone and burying grounds

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

Gone or out of use
Halvor Post Officepost office
4cemeteries and burying grounds inside Oak Park Township
Big WoodsMesopotamiaRiversideSwedish Evangelical

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.

OsloIts storynot graded: under 1,000 residents or part of its townVega TownshipIts storynot graded: under 1,000 residents or part of its townHigdem TownshipIts storynot graded: under 1,000 residents or part of its townBig Woods TownshipIts storynot graded: under 1,000 residents or part of its town

Questions about Oak Park Township’s history

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 U.S. Geological Survey historical maps, 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.