How did LA-SD-18, Louisiana vote in the 2024 presidential election?

LA-SD-18, Louisiana voted Republican in 2024 with a margin of R+49.5. Kamala D Harris received 14,770 votes and Donald Trump received 44,654 out of 60,348 total votes cast, a 6.5-point shift toward Republicans from 2020.

What is LA-SD-18, Louisiana's political history?

LA-SD-18, Louisiana has 5 presidential elections on record, spanning 2008 to 2024. It has voted Republican in every presidential election since 2008. The largest single-election swing was 10.3 points in 2020.

What are the demographics of LA-SD-18, Louisiana?

LA-SD-18, Louisiana has a population of 118,250 according to the 2020 Census. The racial composition is 72.1% non-Hispanic white, 7.7% Hispanic, 15.2% Black.

Which places are most similar to LA-SD-18, Louisiana?

Based on demographic and electoral similarity analysis, the three most similar state senate districts to LA-SD-18, Louisiana are Louisiana State Senate District 1, Louisiana State Senate District 26, Louisiana State Senate District 20. Similarity is computed using a vector embedding of demographic, economic, and electoral characteristics.

Louisiana State Senate District 18

Louisiana · Latest: 2024↓ R+6.5 vs 2020

Safe Republican — shifted 6.5pp toward Republicans in 2024 — 118K residents

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Similarity Explorer

Similar state senate districts

Nearest neighbors matched on the same place-page feature set used across the dossier system.

8 visible matches

Louisiana State Senate District 1LA

Suburban Republican 2

R+33.1

Similarity score98%

Louisiana State Senate District 26LA

Suburban Republican 2

R+62.1

Similarity score97%

Louisiana State Senate District 20LA

Suburban Republican 2

R+63.1

Similarity score97%

Louisiana State Senate District 27LA

Suburban Republican 2

R+34.9

Similarity score97%

Louisiana State Senate District 12LA

Suburban Republican 2

R+47.8

Similarity score97%

Louisiana State Senate District 13LA

Suburban Republican 2

R+66.8

Similarity score97%

Louisiana State Senate District 30LA

Suburban Republican 2

R+71.4

Similarity score97%

Louisiana State Senate District 11LA

Suburban Republican 2

R+46.8

Similarity score96%

Historian Query

Ask the Historian

Explore LA-SD-18's political evolution with the Historian

“How has Louisiana State Senate District 18 voted in presidential elections?”

Race & Ancestry

Who Lives Here

A race-first Census view with ancestry expansion where source coverage is strong enough to support detail.

LA-SD-18Census ACS 2024

Census race profile

Major Census race and ethnicity groups shown as a share of total population.

Expand rows for ancestry detail

White (Non-Hispanic) 72.1%Black 15.2%Hispanic 7.7%Multiracial 3.1%Asian 1.4%Native American 0.4%

Group	LA-SD-18	State	National
White (Non-Hispanic)	72.1%	55.7%	57.4%
Black / African American	15.2%	30.7%	12.2%
Hispanic / Latino	7.7%	7.2%	19.3%
Multiracial / Other	3.1%	3.9%	4.0%
Asian	1.4%	1.7%	6.0%
Native American / Alaska Native	0.4%	0.6%	0.9%

Method notes

Census treats race and Hispanic/Latino origin as separate questions. Race categories other than Hispanic reflect total populations (small Hispanic overlap in Black, Asian, AIAN, NHPI). “Multiracial / Other” is derived as a non-overlapping remainder.

Detailed ancestry data unavailable for this geography.

Who lives in Louisiana State Senate District 18? 118,250 residents as of the 2020 Census.

Demographic Comparison

Demographics

Read this geography's profile in three layers: local, state (where available), and national baseline.

LA-SD-18 vs Louisiana vs National118K residents

Population & electorate

Scale, voting-age share, and this geography's footprint inside the national electorate.

Total population

Local vs state vs U.S.

118K

local

118KState 4.6MNational 334.9M

Share of U.S. population

Local vs state vs U.S.

0.04%

local

0.04%National 100%

Voting-age population

Local vs state vs U.S.

73.0%

local

73.0%State 73.9%National 75.7%

Economic profile

Income, attainment, and ownership indicators that often shape coalition structure and turnout behavior.

Median household income

Local vs state vs U.S.

N/A

local

N/AState $61,581National $83,960

Poverty rate

Local vs state vs U.S.

N/A

local

N/AState 19.0%National 12.5%

College degree

Local vs state vs U.S.

N/A

local

N/AState 27.1%National 35.6%

Homeownership

Local vs state vs U.S.

N/A

local

N/AState 67.4%National 65.2%

Community profile

Age structure, language use, and nativity signals that explain how this geography differs from state and nation.

Median age

Local vs state vs U.S.

N/A

local

N/AState 38.0 yrsNational 39.1 yrs

Age 18–29

Local vs state vs U.S.

N/A

local

N/AState 15.5%National 15.7%

Age 65+

Local vs state vs U.S.

N/A

local

N/AState 16.7%National 17.0%

Foreign born

Local vs state vs U.S.

N/A

local

N/AState 4.9%National 14.1%

Non-English at home

Local vs state vs U.S.

N/A

local

N/AState 8.5%National 22.2%

English only

Local vs state vs U.S.

N/A

local

N/AState 91.5%National 77.8%

Voter Turnout

Turnout in LA-SD-18

Estimated using 2020 Census voting-age population.

2024 Turnout

69.9%

vs Previous

-68.1pp

Voting-Age Pop

86,314

History

2008–2024

Competitiveness

How competitive is LA-SD-18?

Safe RAvg margin: R+48.6 (last 3 elections)

2008

R+54.2

2012

R+53.3

2016

R+53.3

2020

R+43.0

2024

R+49.5

Elasticity

11.2pp

margin range

Party Flips

last 30 years

5-Elec Avg

R+50.7

Other Louisiana State Senate Districts

38 total

Name	Margin ↓
LA-SD-05	D+71.8
LA-SD-04	D+62.3
LA-SD-15	D+59.3
LA-SD-03	D+53.1
LA-SD-07	D+51.9
LA-SD-14	D+47.2
LA-SD-39	D+32.5
LA-SD-02	D+26.6
LA-SD-34	D+20.6
LA-SD-29	D+17.0
LA-SD-24	D+7.9
LA-SD-16	R+13.9
LA-SD-09	R+18.5
LA-SD-38	R+20.2
LA-SD-08	R+24.3
LA-SD-19	R+26.1
LA-SD-01	R+33.1
LA-SD-17	R+33.8
LA-SD-10	R+33.8
LA-SD-06	R+34.6
LA-SD-27	R+34.9
LA-SD-22	R+39.8
LA-SD-37	R+40.5
LA-SD-21	R+41.5
LA-SD-31	R+44.3

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