Louisiana State Senate District 31

State Legislative District Profile (Upper Chamber)

Overview

District ID
la-sd-031
State
Louisiana
Chamber
Upper chamber (state senate)
District Code
031
Land Area
4,077.2 sq mi
Water Area
255.4 sq mi

Boundary

Boundary of Louisiana State Senate District 31

Boundary as GeoJSON

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

Counties

CountyOverlapShare of district landShare of county land
Natchitoches Parish1215.10 sq mi29.8%97.0%
Sabine Parish866.62 sq mi21.3%100.0%
Bienville Parish533.88 sq mi13.1%65.8%
De Soto Parish411.70 sq mi10.1%47.0%
Red River Parish388.98 sq mi9.5%100.0%
Winn Parish239.21 sq mi5.9%25.2%
Rapides Parish213.67 sq mi5.2%16.1%
Webster Parish102.63 sq mi2.5%17.3%
Caddo Parish74.85 sq mi1.8%8.5%
Bossier Parish28.97 sq mi0.7%3.5%

Showing all 10 counties

Places

PlaceOverlapShare of district landShare of place land
Ashland village26.99 sq mi0.7%100.0%
Natchitoches city16.06 sq mi0.4%69.3%
Goldonna village13.07 sq mi0.3%100.0%
Martin village11.55 sq mi0.3%100.0%
Bienville village11.03 sq mi0.3%100.0%
Belmont CDP10.03 sq mi0.2%100.0%
Lucky village8.17 sq mi0.2%100.0%
Shreveport city5.83 sq mi0.1%5.4%
Bossier City city4.64 sq mi0.1%10.5%
Zwolle town4.56 sq mi0.1%100.0%
Fort Jesup CDP4.27 sq mi0.1%100.0%
Mount Lebanon town4.03 sq mi0.1%100.0%
Dubberly village3.94 sq mi0.1%100.0%
Sibley town3.89 sq mi0.1%100.0%
Mansfield city3.65 sq mi0.1%100.0%
Many town3.41 sq mi0.1%100.0%
Coushatta town3.34 sq mi0.1%100.0%
Provencal village2.46 sq mi0.1%100.0%
Bryceland village2.33 sq mi0.1%100.0%
Ringgold town2.32 sq mi0.1%100.0%
Calvin village2.29 sq mi0.1%100.0%
Florien village2.23 sq mi0.1%100.0%
Converse village2.18 sq mi0.1%100.0%
Gibsland town1.92 sq mi<0.1%72.8%
Heflin village1.91 sq mi<0.1%100.0%

Showing top 25 of 43 places

Overlapping Congressional Districts

Congressional districtPopulation in bothShare of this district's populationShare of the congressional district's populationShare of this district's land
LA District 487,23572.2%11.2%59.2%
LA District 633,66727.8%4.3%40.8%

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

Voters

Registered Voters
78,898
Active Voters
69,703 (88.3%)

Party Registration

PartyVotersShare
Democratic24,46231.0%
Republican34,39043.6%
Unaffiliated19,52424.7%
Other parties5220.7%
No party recorded00.0%

Turnout by Cycle

CycleGeneralDemocratic PrimaryRepublican Primary
2023–202456,475 (71.6%)0 (0.0%)0 (0.0%)
2021–202239,111 (49.6%)0 (0.0%)0 (0.0%)
2019–202055,362 (70.2%)0 (0.0%)0 (0.0%)
2017–201837,132 (47.1%)0 (0.0%)0 (0.0%)
2015–201648,271 (61.2%)0 (0.0%)0 (0.0%)
2013–201434,703 (44.0%)0 (0.0%)0 (0.0%)
2011–201244,017 (55.8%)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 09/11/2025. These are registered voters, separate from the Census population figures. Counts under 10 are suppressed and shown as "<10".

Demographics

Total Population
120,119 (± 2,162)
Median Age
40.1
Median Household Income
$58,941 (± $2,413)
High School Graduate or Higher (age 25+)
88.3%
Bachelor's Degree or Higher (age 25+)
24.6%

Population by Age

GroupPeopleShare
Under 1826,36221.9%
18 to 6469,56057.9%
65 and over24,19720.1%

Population by Race and Hispanic Origin

GroupPeopleShare
Hispanic or Latino (any race)5,5404.6%
White, not Hispanic76,83264.0%
Black, not Hispanic29,01824.2%
Asian, not Hispanic1,6871.4%
American Indian / Alaska Native, not Hispanic1,9061.6%
Native Hawaiian / Pacific Islander, not Hispanic70.0%
Some other race, not Hispanic6750.6%
Two or more races, not Hispanic4,4543.7%

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
117,977
Citizen Voting Age Population (CVAP)
91,768

Citizen Population by Race/Ethnicity

GroupCitizensShare
Non-Hispanic113,40196.1%
Hispanic4,5763.9%
White77,27965.5%
Black29,12424.7%
Asian1,2711.1%
American Indian / Alaska Native1,9241.6%
Native Hawaiian / Pacific Islander40.0%
Two or More Races4700.4%

Citizen Voting Age Population by Race/Ethnicity

GroupCVAPShare
Non-Hispanic88,93396.9%
Hispanic2,8363.1%
White62,07267.6%
Black22,86724.9%
Asian1,1641.3%
American Indian / Alaska Native2,7143.0%
Native Hawaiian / Pacific Islander50.0%
Two or More Races2140.2%

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