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History · Monango

Monango’s post office opened in 1886, and 50% of its homes were built before 1940

Below: maps from 1894 on and the census since 1910.

1886first post office
0on the National Register
50%homes built before 1940
Add an old photoShare a memory
Photo: Andrew Filer from Seattle (ex-Minneapolis) · CC BY-SA 2.0
Quick answers

How Monango began

When was Monango founded?

1886

The Monango post office opened in 1886, the earliest record of the town by name.

First census: 238 in 19102020 census: 30140 years
Founding year: the first Monango post office (Blevins & Helbock, CC0).The full story ↓

What stands out about Monango’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 Monango are in the public archives yet. The rest are in attics and albums.On the map since 18943 editions of the USGS map, 1894 to 1982. Watch Monango change.Old housesHalf of Monango’s homes were built before 1950.
★ What stands out · Help out

Start Monango’s collection

The first neighbors to add old photos shape how Monango’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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On the map

Monango on the map, 1894 to 1982

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

Monango on the 1894 USGS mapMonango on the 1925 USGS mapMonango on the 1982 USGS map1894Monango sheet · 1:62,500

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

The story

How Monango came to be

From Wikipedia’s history of Monango.

Read it all →

There was a $3000 (equivalent to $85,555 in 2024) church built in Keystone about 1883 during the construction of the railroad, which was used there as long as the town lasted and then it was moved to Monango, which was also a railroad town.

Text from Wikipedia, licensed CC BY-SA 4.0.

By decade

Monango, decade by decade

Today9 recent
Monango, North Dakota2008Monango, North DakotaMonango, North Dakota 6-12-20082008Monango, North Dakota 6-12-2008Monango, North Dakota2008Monango, North DakotaMonango, North Dakota2008Monango, North DakotaMonango, North Dakota2008Monango, North DakotaMonango, North Dakota2008Monango, North DakotaMonango, North Dakota2008Monango, North DakotaMonango, North Dakota2008Monango, North DakotaNDMap-doton-Monango2004NDMap-doton-Monango
People over time

Monango, census by census

0100200192019401960198020002020Peak: 238

Between 28 and 238 people in every census since 1910.

12 censuses, 1910–2020.

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

Questions about Monango’s history

What year was Monango founded?

The Monango 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 →
Start a conversation
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 (9), Wikipedia, U.S. Geological Survey historical maps, U.S. Census counts (via Wikipedia), 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.