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History · Pryor

Pryor’s post office opened in 1892, and 1 of its places is on the National Register

Most of Pryor was built recently: 5% of its homes predate 1940 and the median home dates from 1983.

1892first post office
1on the National Register
5%homes built before 1940
1famous people
Add an old photoShare a memory
Quick answers

How Pryor began

When was Pryor founded?

1892

The Pryor post office opened in 1892, the earliest record of the town by name.

2020 census: 637134 years
Founding year: the first Pryor post office (Blevins & Helbock, CC0).

What stands out about Pryor’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 Pryor are in the public archives yet. The rest are in attics and albums.A National Historic Landmark1 place on the National Register, including Chief Plenty Coups (Alek-Chea-Ahoosh) House, a National Historic Landmark.
★ What stands out · Help out

Start Pryor’s collection

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

Decades since 1900 with photos
00s10s20s30s40s50s60s70s80s90s
0 of 10 decades. The empty ones are waiting for someone’s album.
Share a family photoSign in to add one+10
On the National Register

1 historic place in Pryor

The country’s official list of buildings and places worth saving. One is a National Historic Landmark, the highest tier.

place listed
1
National Historic Landmark
1
Chief Plenty Coups (Alek-Chea-Ahoosh) House
historic buildings protected
2
each building in a district counts
first listed
1970
Chief Plenty Coups (Alek-Chea-Ahoosh) House
Chief Plenty Coups (Alek-Chea-Ahoosh) House★
Sites★ landmark
★ Landmark
Chief Plenty Coups (Alek-Chea-Ahoosh) HouseSite

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

The story so far

Pryor, in brief

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

Pryor (Crow: Baáhpuuo) is a census-designated place (CDP) in Big Horn County, Montana, United States. The community is located on the Crow Indian Reservation. The population was 637 at the 2020 census. It was 618 at the 2010 census. The area, including nearby mountains and a creek, is named for Nathaniel Hale Pryor, a sergeant in the Lewis and Clark Expedition. The first post office opened in 1892 with Emma C. Stoeckel as postmaster. The Chicago, Burlington and Quincy Railroad built a line through the valley in 1900. It discontinued service in 1910. It is home to Chief Plenty Coups State Park. He was the last traditional tribal chief of the Apsáalooke people.

Its first post office opened in 1892. Between the 2010 and 2020 censuses its population grew from 618 to 637 (+3%).

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

Timeline

Pryor, 1892 to 1999

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

  1. 19th century
  2. 1892Post officeThe Pryor post office opens
  3. 20th century
  4. 1903Born hereSusie Walking Bear Yellowtail is born here
  5. 1999LandmarkChief Plenty Coups (Alek-Chea-Ahoosh) House named a National Historic Landmark
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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Places that used to be

Places now gone and burying grounds

Pryor’s post office has been open since 1892.

Gone or out of use
Middle Creek SchoolschoolPryorlocalePryor Creek Boarding SchoolschoolUpper Pryor Schoolschool
3cemeteries and burying grounds inside Pryor
Big DayPryorSinggood

US Post Offices dataset (Blevins & Helbock, CC0). Places and cemeteries from the USGS Geographic Names Information System (2021).

Questions about Pryor’s history

What year was Pryor founded?

The Pryor post office opened in 1892, the earliest record of the town by name (U.S. post office records).

What is on the National Register in Pryor?

One place: the Chief Plenty Coups (Alek-Chea-Ahoosh) House (listed 1970).

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 the National Register of Historic Places (1), Wikidata and Wikipedia for famous people, 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.