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History · Andover Township

51% of Andover Township’s homes were built before 1940

Below: maps from 1958 on and the census since 1890.

0on the National Register
51%homes built before 1940
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Photo: GregGilbertson · CC BY-SA 3.0

What stands out about Andover 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 Andover Township are in the public archives yet. The rest are in attics and albums.Old housesHalf of Andover Township’s homes were built before 1938.Boom and bustPeaked at 446 in 1910; 66 people lived here in 2020.
★ What stands out · Help out

Start Andover Township’s collection

The first neighbors to add old photos shape how Andover 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

How Andover Township came to be

From Wikipedia’s history of Andover Township.

Read it all →

A post office called Andover was established in 1881. The town most likely takes its name from Andover, Massachusetts.

Text from Wikipedia, licensed CC BY-SA 4.0.

People over time

Andover Township, census by census

01002003004001900192019401960198020002020Peak: 446

Peaked at 446 in 1910; 66 people lived here in 2020.

14 censuses, 1890–2020.

U.S. Census Bureau decennial counts, from the census table on Andover Township’s Wikipedia page.

By decade

Andover Township, decade by decade

Today7 recent
Waldorf Hotel in2014Waldorf Hotel inAndover, South Dakota2012Andover, South DakotaAndover, South Dakota2012Andover, South DakotaAndover, South Dakota2012Andover, South DakotaAndover, South Dakota2012Andover, South DakotaAndover, South Dakota2012Andover, South DakotaSDMap-doton-Andover2004SDMap-doton-Andover
On the map

Andover Township on the map, 1958 to 1985

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

Andover Township on the 1958 USGS mapAndover Township on the 1979 USGS mapAndover Township on the 1985 USGS map1958Andover 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 Andover Township.

Stories next door

History across the town line

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

Bristol TownshipIts storynot graded: under 1,000 residents or part of its townScotland TownshipIts storynot graded: under 1,000 residents or part of its townUnion TownshipIts storynot graded: under 1,000 residents or part of its townGroton TownshipIts storynot graded: under 1,000 residents or part of its townEast Hanson Township1 historic placenot graded: under 1,000 residents or part of its townFarmington TownshipIts storynot graded: under 1,000 residents or part of its town

Questions about Andover 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 Wikimedia Commons (7), Wikidata (1), Wikipedia, U.S. Geological Survey historical maps, U.S. Census counts (via Wikipedia) 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.