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History · Camp Crook

Camp Crook’s post office opened in 1885, and 35% of its homes were built before 1940

Its Register listing is the Little Missouri Bank Building. Below: 1 old photo or paper, maps from 1977 on, and the census since 1910.

1885first post office
1on the National Register
35%homes built before 1940
1old photo or paper
Add an old photoShare a memory
Quick answers

How Camp Crook began

When was Camp Crook founded?

1885

The Camp Crook post office opened in 1885, the earliest record of the town by name.

First census: 120 in 19102020 census: 60141 years
Founding year: the first Camp Crook post office (Blevins & Helbock, CC0).The full story ↓

What stands out about Camp Crook’s past

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

A history waiting to be writtenOnly 1 old photo is in the public archives. The rest are in attics and albums.Boom and bustPeaked at 227 in 1940; 60 people lived here in 2020.
★ What stands out · Help out

Start Camp Crook’s collection

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

Decades since 1900 with photos
00s10s20s30s40s50s60s70s80s90s
1 of 10 decades. The empty ones are waiting for someone’s album.
Share a family photoSign in to add one+10
People over time

Camp Crook, census by census

0100200192019401960198020002020Peak: 227

Peaked at 227 in 1940; 60 people lived here in 2020.

12 censuses, 1910–2020.

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

The story

How Camp Crook came to be

From Wikipedia’s history of Camp Crook.

Read it all →

The town's name honors George Crook, a United States Army officer.

Text from Wikipedia, licensed CC BY-SA 4.0.

Timeline

Camp Crook, 1885 to 1977

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

  1. 19th century
  2. 1885Post officeThe Camp Crook post office opens
  3. 20th century
  4. 1918BuiltLittle Missouri Bank Building is built
  5. 1940CensusPopulation peaks at 227
  6. 1954In the archiveProject Blue Book report - 1954-07-8715232-CampCrook-RapidCity-S-D
  7. 1977On the mapFirst mapped by the U.S. Geological Survey
By decade

Camp Crook, decade by decade

One decade in the archive so far: the 1950s. Scroll each row; tap a photo for its story.

1950s1 item
Project Blue Book report - 1954-07-8715232-CampCrook-RapidCity-S-D1954Project Blue Book report - 1954-07-8715232-CampCrook-…Book
1960s–1990snothing yet
Nothing in the archives for these yearsWeddings on Main Street, storms, parades, school pictures, the old store. If it’s in your family album, it belongs here.
Add from your album
Today10 recent
Concrete Forms on the East Side2010Concrete Forms on the East SideConcrete Forms Up2010Concrete Forms UpBasement2010BasementBarn Window on the West2010Barn Window on the WestBarn Window on the North2010Barn Window on the NorthBack Side of the Barn2010Back Side of the BarnBLM and FS partners2010BLM and FS partnersArranging beams2010Arranging beamsAnother Beautiful Day in2010Another Beautiful Day inSDMap-doton-CampCrook2004SDMap-doton-CampCrook
On the map

Camp Crook on the map, 1977 to 2005

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

Camp Crook on the 1977 USGS mapCamp Crook on the 1993 USGS mapCamp Crook on the 2005 USGS map1977Camp Crook 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 Camp Crook.

On the National Register

1 historic place in Camp Crook

The country’s official list of buildings and places worth saving.

place listed
1
National Historic Landmarks
0
none yet
historic buildings protected
1
each building in a district counts
first listed
1987
Little Missouri Bank Building
Little Missouri Bank Building, built 1918
Buildings
All 1 listings
Little Missouri Bank BuildingBuilding · listed 1987

National Park Service, National Register of Historic Places. Photos from Wikimedia Commons, credited on each place’s page.

Questions about Camp Crook’s history

What year was Camp Crook founded?

The Camp Crook post office opened in 1885, the earliest record of the town by name (U.S. post office records).

What is on the National Register in Camp Crook?

One place: the Little Missouri Bank Building (listed 1987).

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 (11), the National Register of Historic Places (1), 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.