Rimrock Colony vs Shelby

A side-by-side comparison of Rimrock Colony and Shelby: population, income, housing, and more.

Rimrock Colony and Shelby are places in Montana. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

Shelby has the higher population (3,129 vs 157 in Rimrock Colony). Since 2019, Shelby's population has grown faster (+1.7% vs -6.5%).

Population, income & housing

	Rimrock Colony	Shelby
Population	157	3,129
Median age	28.2 yrs	42.0 yrs
Median household income	—	$53,357
Median home value	—	$206,000
Median gross rent	—	$769
Housing units	18	1,407
Homeownership rate	0.0%	64.9%
Bachelor's degree or higher	4.9%	19.4%
Unemployment rate	0.0%	2.2%

Trends (ACS 5-year, 2019–2023)

	Rimrock Colony	Shelby
Population	168 → 157 (-6.5%)	3,078 → 3,129 (+1.7%)
Median household income	—	$44,740 → $53,357 (+19.3%)
Median home value	—	$148,300 → $206,000 (+38.9%)
Median gross rent	—	$532 → $769 (+44.5%)

Rimrock Colony

Population

168157

Shelby

Population

3,0783,129

Median household income

$44,740$53,357

Median home value

$148,300$206,000

Median gross rent

$532$769

Age & race/ethnicity

Age distribution (share)

	Rimrock Colony	Shelby
Under 5	15.9%	4.1%
5 to 17	31.8%	11.2%
18 to 24	0.0%	6.6%
25 to 34	17.2%	16.7%
35 to 44	31.8%	17.6%
45 to 54	0.0%	12.2%
55 to 64	0.0%	14.1%
65 to 74	3.2%	11.3%
75 and over	0.0%	6.3%

Race & ethnicity (share)

	Rimrock Colony	Shelby
White (non-Hispanic)	83.4%	79.2%
Black or African American	0.0%	3.0%
American Indian & Alaska Native	16.6%	7.2%
Asian	0.0%	1.2%
Native Hawaiian & Pacific Islander	0.0%	0.0%
Some other race	0.0%	0.8%
Two or more races	0.0%	3.6%
Hispanic or Latino	0.0%	5.1%

Educational attainment (age 25+)

Share of adults 25+

	Rimrock Colony	Shelby
No high school diploma	80.5%	12.9%
High school graduate	0.0%	43.5%
Some college or associate's	14.6%	24.1%
Bachelor's degree	4.9%	9.1%
Graduate or professional degree	0.0%	10.4%

Commute to work

How workers get to work (share)

	Rimrock Colony	Shelby
Drove alone	21.1%	84.2%
Carpooled	16.9%	7.3%
Public transit	0.0%	0.0%
Walked	62.0%	3.4%
Bicycle	0.0%	0.0%
Worked from home	0.0%	5.1%
Other means	0.0%	0.0%

Housing

Units in structure (share)

	Rimrock Colony	Shelby
1-unit, detached	16.7%	69.1%
1-unit, attached	16.7%	0.0%
2 to 4 units	0.0%	5.5%
5 to 19 units	16.7%	15.1%
20 or more units	0.0%	3.4%
Mobile home & other	50.0%	6.8%

Poverty & households

	Rimrock Colony	Shelby
Poverty rate	54.1%	11.3%
Average household size	7.53	2.18
Mean commute (minutes)	30	12
Median year structure built	2003	1966