The story
Read it all →How Deloit came to be
From Wikipedia’s history of Deloit.
Deloit was platted in 1899. It was named after Beloit, Wisconsin, but the name was later altered.
Text from Wikipedia, licensed CC BY-SA 4.0.
–Not graded
History · Deloit
Deloit was first counted by the census in 1870, and 27% of its homes were built before 1940
Below: maps from 1971 on and the census since 1870.
1870first census
0on the National Register
27%homes built before 1940
Quick answers
How Deloit began, and where its name came from
When was Deloit founded?
1870
Deloit first appears in the census in 1870. Another post office, Boyer River (1855), opened inside today’s city and later closed.
First census: 103 in 18702020 census: 250156 years
How did Deloit get its name?
Deloit was named after Beloit, Wisconsin, but the name was later altered.
Founding year: the first census. Name: Wikipedia, licensed CC BY-SA 4.0.The full story ↓
What stands out about Deloit’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 Deloit’s collection
The first neighbors to add old photos shape how Deloit’s history is told.
Decades since 1900 with photos
00s10s20s30s40s50s60s70s80s90s
0 of 10 decades. The empty ones are waiting for someone’s album.People over time
Deloit, census by census
Peaked at 345 in 1980; 250 people lived here in 2020.
16 censuses, 1870–2020.
U.S. Census Bureau decennial counts, from the census table on Deloit’s Wikipedia page.
Timeline
Deloit, 1855 to 1980
Woven from the archive, old maps, post office records, the National Register and the people born here.
By decade
Deloit, decade by decade
2025
2025
2021
2004On the map
Deloit on the map, 1971 to 1985
Every edition of the U.S. Geological Survey’s map of Deloit. Tap a year, or press play to watch the town change.
1971Denison sheet · 1:24,000U.S. Geological Survey historical topographic maps (public domain), via Esri’s collection of the scans. The red ring marks the center of Deloit.
Famous people
See all →Famous people close to Deloit
Nobody well known was born in Deloit itself, so here are the best known from just nearby.
Places that used to be
Lost post offices
Deloit’s post office has been open since 1872. Another post office, Boyer River, opened and closed inside today’s town.
Boyer River
Deloit
18501940today
US Post Offices dataset (Blevins & Helbock, CC0). Places and cemeteries from the USGS Geographic Names Information System (2021).
Questions about Deloit’s history
What year was Deloit founded?
The Deloit post office opened in 1870, the earliest record of the town by name (U.S. post office records).
Memory lane
What the archives can’t tell you, neighbors can.
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 (4), 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.