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Pompeys Pillar (community), Montana facts for kids

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Pompeys Pillar, Montana
Pompeys Pillar (community), Montana is located in Montana
Pompeys Pillar (community), Montana
Pompeys Pillar (community), Montana
Location in Montana
Pompeys Pillar (community), Montana is located in the United States
Pompeys Pillar (community), Montana
Pompeys Pillar (community), Montana
Location in the United States
Country United States
State Montana
County Yellowstone
Area
 • Total 0.20 sq mi (0.51 km2)
 • Land 0.20 sq mi (0.51 km2)
 • Water 0.00 sq mi (0.00 km2)
Elevation
2,894 ft (882 m)
Population
 (2020)
 • Total 51
 • Density 261.54/sq mi (100.91/km2)
Time zone UTC-7 (Mountain (MST))
 • Summer (DST) UTC-6 (MDT)
ZIP code
59064
Area code(s) 406
GNIS feature ID 2804324

Pompeys Pillar is a small community in Yellowstone County, Montana, United States. It is known for its nearby famous rock formation. This special place has a long history, going back thousands of years. It also played a role in the famous Lewis and Clark Expedition. The community has its own postal ZIP code, 59064.

Discovering Pompeys Pillar's Past

Pompeys Pillar NM (9424545304)
The amazing Pompeys Pillar National Monument.

The town of Pompeys Pillar was started in 1907. It was named after the Pompeys Pillar National Monument, which is less than a mile away. This monument is a huge rock formation, about 150 feet tall. It's made of sedimentary rock, which forms over a very long time from layers of sand and mud.

William Clark's Famous Mark

Pompeys Pillar is most famous because William Clark carved his name into it. He was part of the Lewis and Clark Expedition, a very important journey across America. Clark carved his name and the date, July 25, 1806, on the rock. This is the only remaining physical evidence of the expedition on their journey.

Ancient History at the Site

Before Clark, people lived near Pompeys Pillar for a very long time. There is evidence of human activity at the site going back about 11,000 years! This means many different groups of people have visited or lived near this special rock.

Building the Town and Railroad

The town of Pompeys Pillar was first planned as a railroad station. This was part of the Huntley Project, a big plan to bring water to farms. The United States Bureau of Reclamation managed this project. The Northern Pacific Railroad connected the town to Billings, which is about 29 miles away.

Community Life and Services

In the past, Pompeys Pillar had a Catholic church and a Union Congregational church. Today, a post office still serves the community.

Pompeys Pillar National Monument Today

The Pompeys Pillar National Monument was officially created in 2001. It is managed by the Bureau of Land Management. In 2006, a new visitor's center and museum opened there. This happened during the 200th anniversary of the Lewis and Clark Expedition. The site also has a small gift shop for visitors.

Who Lives in Pompeys Pillar?

According to the 2020 Census, 51 people live in Pompeys Pillar. This makes it a very small community!

Learning in Pompeys Pillar

Students in Pompeys Pillar attend schools in the Huntley Project K-12 Schools district. This district serves students from kindergarten all the way through 12th grade.

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