119th Congress · MT-1
Montana's 1st Congressional District
Montana's 1st Congressional District (MT-1) has a population of 556,623. The median household income is $70,599 and the median age is 40.1.
556,623
Population
14
People / sq mi
$70,599
Median Income
40.1
Median Age
MT-1 covers 40,168 sq mi of land at 13.9 people per square mile.
Race & Ethnicity
| White | 87.0% |
| Black or African American | 0.4% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 6.6% |
Economy & Income
$70,599
Median Household Income
$40,854
Per Capita Income
6.4%
Poverty Rate
2.3%
Unemployment
Housing
$417,200
Median Home Value
$1,116
Median Rent
68.3%
Homeownership
Education
95.0%
High School+
38.0%
Bachelor's+
Other Montana Congressional Districts
Largest cities in Montana
Largest counties in Montana
State rankings
Frequently Asked Questions
Montana's 1st Congressional District (MT-1) has a population of 556,623 according to the latest Census ACS 5-Year estimates. Each US Congressional District is drawn to be roughly equal in population (~760K people).
The median household income in Montana's 1st Congressional District is $70,599, with a per capita income of $40,854.
Montana's 1st Congressional District is 87.0% White, 0.4% Black, 0.0% Asian, and 6.6% Hispanic or Latino, per Census ACS data.
More from Montana
Data for Montana's 1st Congressional District (119th Congress) from the American Community Survey 5-Year estimates. Land area from the Census Gazetteer files. Congressional districts are redrawn after each decennial Census; the 119th Congress (current) uses post-2020 boundaries.
The this entity record above pulls directly from the U.S. Census Bureau ACS and decennial files. What follows is the per-entity context — how this entity sits in the broader U.S. population demographics distribution and which underlying factors drive the headline numbers.
Every number on this page links back to the U.S. Census Bureau ACS and decennial files; the methodology page describes the inputs, refresh cadence, and known limitations of the underlying data product.
For readers using this page as a decision input, the related-entity pages elsewhere on the site provide the comparison set. The most useful comparison for this entity is typically a peer within U.S. states, metros, cities, and ZIPs with similar size, similar exposure, or similar geography — not the national-level summary alone.
Source: U.S. Census Bureau ACS, 2026.