Fort Peck vs St. Marie

A side-by-side comparison of Fort Peck and St. Marie: population, income, housing, and more.

Fort Peck and St. Marie are places in Montana. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

St. Marie has the higher population (319 vs 219 in Fort Peck). Fort Peck has the higher median household income ($88,333 vs $38,125 in St. Marie). Since 2019, Fort Peck's population has grown faster (-11.0% vs -32.1%).

Population, income & housing

	Fort Peck	St. Marie
Population	219	319
Median age	51.7 yrs	39.3 yrs
Median household income	$88,333	$38,125
Median home value	$272,400	—
Housing units	136	774
Homeownership rate	95.8%	91.7%
Bachelor's degree or higher	40.4%	21.8%
Unemployment rate	0.0%	17.4%

Trends (ACS 5-year, 2019–2023)

	Fort Peck	St. Marie
Population	246 → 219 (-11.0%)	470 → 319 (-32.1%)
Median household income	$89,750 → $88,333 (-1.6%)	$33,750 → $38,125 (+13.0%)
Median home value	$260,200 → $272,400 (+4.7%)	$19,800 → $20,800 (+5.1%)
Median gross rent	$683 → $696 (+1.9%)	$970 → $1,079 (+11.2%)

Fort Peck

Population

246219

Median household income

$89,750$88,333

Median home value

$260,200$272,400

Median gross rent

$683$696

St. Marie

Population

470319

Median household income

$33,750$38,125

Median home value

$19,800$20,800

Median gross rent

$970$1,079

Age & race/ethnicity

Age distribution (share)

	Fort Peck	St. Marie
Under 5	3.7%	0.0%
5 to 17	20.5%	3.1%
18 to 24	0.0%	7.8%
25 to 34	3.2%	18.8%
35 to 44	11.0%	32.0%
45 to 54	14.6%	0.0%
55 to 64	13.2%	3.4%
65 to 74	21.9%	6.3%
75 and over	11.9%	28.5%

Race & ethnicity (share)

	Fort Peck	St. Marie
White (non-Hispanic)	91.3%	55.8%
Black or African American	0.0%	0.0%
American Indian & Alaska Native	0.0%	4.1%
Asian	0.0%	0.0%
Native Hawaiian & Pacific Islander	0.0%	0.0%
Some other race	1.8%	0.0%
Two or more races	6.8%	40.1%
Hispanic or Latino	0.0%	0.0%

Educational attainment (age 25+)

Share of adults 25+

	Fort Peck	St. Marie
No high school diploma	0.0%	34.9%
High school graduate	21.1%	18.3%
Some college or associate's	38.6%	25.0%
Bachelor's degree	27.7%	21.8%
Graduate or professional degree	12.7%	0.0%

Commute to work

How workers get to work (share)

	Fort Peck	St. Marie
Drove alone	79.4%	92.9%
Carpooled	1.9%	7.1%
Public transit	0.0%	0.0%
Walked	1.9%	0.0%
Bicycle	3.7%	0.0%
Worked from home	11.2%	0.0%
Other means	1.9%	0.0%

Housing

Units in structure (share)

	Fort Peck	St. Marie
1-unit, detached	95.6%	4.4%
1-unit, attached	1.5%	6.1%
2 to 4 units	1.5%	89.5%
5 to 19 units	1.5%	0.0%
20 or more units	0.0%	0.0%
Mobile home & other	0.0%	0.0%

Poverty & households

	Fort Peck	St. Marie
Poverty rate	0.0%	27.9%
Average household size	2.28	2.66
Mean commute (minutes)	22	—
Median year structure built	1966	1963