Pompeys Pillar

In Yellowstone County, Montana.

Population: 25

Located in Yellowstone County, Montana, Pompeys Pillar is a community with a population of 25.

From 2020 to 2023, Pompeys Pillar's population declined 70.9% from 86 to 25.

0.0% of residents live below the poverty line. Households average 1.47 people.

Demographics

ACS 2019–2023

Population: 25
Median age: 51.8 yrs
Median household income: —
Median home value: —
Median gross rent: —
Housing units: 56
Homeownership rate: 35.3%
Bachelor's degree or higher: 0.0%
Unemployment rate: —

Trends

ACS 5-year · 2019–2023

Population

8625

Year	Population	Median household income
2020	86	$69,750
2021	24	—
2022	23	—
2023	25	—

Each year is a US Census Bureau ACS 5-year estimate ending that year.

Age distribution

Under 50.0%

5 to 1732.0%

18 to 240.0%

25 to 340.0%

35 to 440.0%

45 to 5424.0%

55 to 640.0%

65 to 7444.0%

75 and over0.0%

	Count	Share
Under 5	0	0.0%
5 to 17	8	32.0%
18 to 24	0	0.0%
25 to 34	0	0.0%
35 to 44	0	0.0%
45 to 54	6	24.0%
55 to 64	0	0.0%
65 to 74	11	44.0%
75 and over	0	0.0%

Race & ethnicity

	Count	Share
White (non-Hispanic)	25	100.0%
Black or African American	0	0.0%
American Indian & Alaska Native	0	0.0%
Asian	0	0.0%
Native Hawaiian & Pacific Islander	0	0.0%
Some other race	0	0.0%
Two or more races	0	0.0%
Hispanic or Latino (any race)	0	0.0%

Educational attainment (age 25+)

No high school diploma0.0%

High school graduate64.7%

Some college or associate's35.3%

Bachelor's degree0.0%

Graduate or professional degree0.0%

	Count	Share
No high school diploma	0	0.0%
High school graduate	11	64.7%
Some college or associate's	6	35.3%
Bachelor's degree	0	0.0%
Graduate or professional degree	0	0.0%

Commute to work

How workers get to work

	Count	Share
Drove alone	0	—
Carpooled	0	—
Public transit	0	—
Walked	0	—
Bicycle	0	—
Worked from home	0	—
Other means	0	—

Travel time

	Count	Share
Under 15 min	0	—
15 to 29 min	0	—
30 to 44 min	0	—
45 to 59 min	0	—
60+ min	0	—

Households

Average household size: 1.47
Poverty rate: 0.0% (0 of 25)

	Count	Share
Family households	6	35.3%
Nonfamily households	11	64.7%

Housing

Median year structure built: 1957

Occupancy

	Count	Share
Occupied	17	30.4%
Vacant	39	69.6%

Tenure (of occupied units)

	Count	Share
Owner-occupied	6	35.3%
Renter-occupied	11	64.7%

1-unit, detached0.0%

1-unit, attached0.0%

2 to 4 units0.0%

5 to 19 units0.0%

20 or more units0.0%

Mobile home & other100.0%

Units in structure

	Count	Share
1-unit, detached	0	0.0%
1-unit, attached	0	0.0%
2 to 4 units	0	0.0%
5 to 19 units	0	0.0%
20 or more units	0	0.0%
Mobile home & other	56	100.0%

Geography

Place GEOID: 3058825
Type (LSAD): 57
Land area: 0.2 sq mi
Water area: 0 sq mi
Center point: 45.9906, -107.9504