Rimrock Colony vs Sweet Grass

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

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

Rimrock Colony has the higher population (157 vs 64 in Sweet Grass). Since 2019, Sweet Grass's population has grown faster (+10.3% vs -6.5%).

Population, income & housing

	Rimrock Colony	Sweet Grass
Population	157	64
Median age	28.2 yrs	54.5 yrs
Median household income	—	$79,886
Housing units	18	53
Homeownership rate	0.0%	85.7%
Bachelor's degree or higher	4.9%	5.7%
Unemployment rate	0.0%	0.0%

Trends (ACS 5-year, 2019–2023)

	Rimrock Colony	Sweet Grass
Population	168 → 157 (-6.5%)	58 → 64 (+10.3%)
Median household income	—	$61,944 → $79,886 (+29.0%)
Median home value	—	$118,100 → $195,800 (+65.8%)

Rimrock Colony

Population

168157

Sweet Grass

Population

5864

Median household income

$61,944$79,886

Median home value

$118,100$195,800

Age & race/ethnicity

Age distribution (share)

	Rimrock Colony	Sweet Grass
Under 5	15.9%	0.0%
5 to 17	31.8%	17.2%
18 to 24	0.0%	0.0%
25 to 34	17.2%	25.0%
35 to 44	31.8%	4.7%
45 to 54	0.0%	4.7%
55 to 64	0.0%	4.7%
65 to 74	3.2%	15.6%
75 and over	0.0%	28.1%

Race & ethnicity (share)

	Rimrock Colony	Sweet Grass
White (non-Hispanic)	83.4%	78.1%
Black or African American	0.0%	0.0%
American Indian & Alaska Native	16.6%	0.0%
Asian	0.0%	0.0%
Native Hawaiian & Pacific Islander	0.0%	0.0%
Some other race	0.0%	0.0%
Two or more races	0.0%	0.0%
Hispanic or Latino	0.0%	21.9%

Educational attainment (age 25+)

Share of adults 25+

	Rimrock Colony	Sweet Grass
No high school diploma	80.5%	9.4%
High school graduate	0.0%	30.2%
Some college or associate's	14.6%	54.7%
Bachelor's degree	4.9%	5.7%
Graduate or professional degree	0.0%	0.0%

Commute to work

How workers get to work (share)

	Rimrock Colony	Sweet Grass
Drove alone	21.1%	94.3%
Carpooled	16.9%	0.0%
Public transit	0.0%	0.0%
Walked	62.0%	0.0%
Bicycle	0.0%	0.0%
Worked from home	0.0%	0.0%
Other means	0.0%	5.7%

Housing

Units in structure (share)

	Rimrock Colony	Sweet Grass
1-unit, detached	16.7%	60.4%
1-unit, attached	16.7%	0.0%
2 to 4 units	0.0%	0.0%
5 to 19 units	16.7%	0.0%
20 or more units	0.0%	0.0%
Mobile home & other	50.0%	39.6%

Poverty & households

	Rimrock Colony	Sweet Grass
Poverty rate	54.1%	0.0%
Average household size	7.53	3.05
Mean commute (minutes)	30	6
Median year structure built	2003	1966