Montana State House District 20

State Legislative District Profile (Lower Chamber)

Overview

District ID
mt-hd-020
State
Montana
Chamber
Lower chamber
District Code
020
Land Area
2.76 sq mi
Water Area
0 sq mi

Boundary

Boundary of Montana State House District 20

Boundary as GeoJSON

Source: U.S. Census Bureau TIGER/Line state legislative district boundaries.

Counties

CountyOverlapShare of district landShare of county land
Cascade County2.76 sq mi100.0%0.1%

Showing all 1 county

Places

PlaceOverlapShare of district landShare of place land
Great Falls city2.76 sq mi100.0%11.9%

Showing all 1 place

Overlapping Congressional Districts

Congressional districtPopulation in bothShare of this district's populationShare of the congressional district's populationShare of this district's land
MT District 210,709100.0%2.0%100.0%

Source: U.S. Census Bureau 2020 blocks and 2025 block equivalency files (119th Congress, 2024 state legislative plans).

Voters

Registered Voters
6,767
Active Voters
5,737 (84.8%)

Party Registration

This state's voter file does not record party registration.

Turnout by Cycle

CycleGeneralDemocratic PrimaryRepublican Primary
2023–20245,136 (75.9%)0 (0.0%)0 (0.0%)
2021–20225,256 (77.7%)0 (0.0%)0 (0.0%)
2019–20205,249 (77.6%)0 (0.0%)0 (0.0%)
2017–20184,480 (66.2%)0 (0.0%)0 (0.0%)
2015–20164,007 (59.2%)0 (0.0%)0 (0.0%)
2013–20143,424 (50.6%)0 (0.0%)0 (0.0%)
2011–20123,256 (48.1%)0 (0.0%)0 (0.0%)

Turnout counts today's registered voters with a counted ballot in the cycle's elections (the odd and even year), as a share of today's registered voters. Voters who have since left the rolls are not counted.

Browse the voter list for this district (premium access; sign-in required)

Source: Civitech voter file snapshot as of 09/10/2025. These are registered voters, separate from the Census population figures. Counts under 10 are suppressed and shown as "<10".

Demographics

Total Population
10,700 (± 832)
Median Age
39.4
Median Household Income
$68,534 (± $6,247)
High School Graduate or Higher (age 25+)
95.6%
Bachelor's Degree or Higher (age 25+)
30.3%

Population by Age

GroupPeopleShare
Under 181,81316.9%
18 to 646,79763.5%
65 and over2,09019.5%

Population by Race and Hispanic Origin

GroupPeopleShare
Hispanic or Latino (any race)6426.0%
White, not Hispanic9,13485.4%
Black, not Hispanic260.2%
Asian, not Hispanic490.5%
American Indian / Alaska Native, not Hispanic3913.7%
Native Hawaiian / Pacific Islander, not Hispanic00.0%
Some other race, not Hispanic380.4%
Two or more races, not Hispanic4203.9%

Source: U.S. Census Bureau, American Community Survey 2020-2024 ACS 5-year estimates (tables B01001, B01002, B01003, B03002, B15003, B19013) for this state legislative district. Estimates are survey-based; ± figures are 90% margins of error.

Citizen Voting Age Population

Total Citizen Population
10,682
Citizen Voting Age Population (CVAP)
8,870

Citizen Population by Race/Ethnicity

GroupCitizensShare
Non-Hispanic10,03994.0%
Hispanic6436.0%
White9,17685.9%
Black270.3%
Asian490.5%
American Indian / Alaska Native3903.7%
Native Hawaiian / Pacific Islander00.0%
Two or More Races490.5%

Citizen Voting Age Population by Race/Ethnicity

GroupCVAPShare
Non-Hispanic8,46495.4%
Hispanic4004.5%
White7,79187.8%
Black260.3%
Asian1381.6%
American Indian / Alaska Native4735.3%
Native Hawaiian / Pacific Islander00.0%
Two or More Races440.5%

Source: Redistricting Data Hub / U.S. Census Bureau CVAP Special Tabulation (2020-2024 ACS 5-year).