St. Mary Parish, LA

LA · Presidential Elections 18922024

R+31.9
2024 Margin
R+2.7%
2020→2024 Swing
R since 2000
Voting Streak
48K
Population

St. Mary Parish, LA (Louisiana) voted R+31.9 for Donald Trump (Republican) in the 2024 presidential election, with Trump receiving 13,671 votes (65.42%) to 7,011 (33.55%) for Harris.

This represents a R+2.7% swing toward Republicans compared to 2020. St. Mary Parish is classified as a deep Republican county. St. Mary Parish has voted Republican in every presidential election since 2000. The county has a population of approximately 47,828.

Quick Stats

2024 ResultR+31.9
2020→2024 SwingR+2.7%
Voting StreakR since 2000
Elections on Record34

Demographics

Population47,828
Median Age
39.7(US: 38.7)
College (BA+)
13.6%(US: 35.2%)
Median Income
$52,576(US: $80k)
White (non-Hisp)
53.9%(US: 57.6%)
Hispanic
9.8%(US: 19.1%)
Black
30.5%(US: 12.2%)
Asian
1.3%(US: 5.7%)
Homeownership
68.6%(US: 64.5%)
Poverty Rate
20.8%(US: 12.3%)
Veterans
5.1%(US: 6.2%)
Non-English (CVAP)
6.3%(US: 17.0%)
Source: Census ACS 5-Year (2020-2024)

Community Profile

Religious Composition

Source: Religion Census 2020
Catholic
28.9%(Above Average)
Evangelical
24.9%(Above Average)
Mainline Protestant
3.3%
Black Protestant
2.6%
LDS/Mormon
0.8%

Ancestry Groups

Source: Census ACS

Top reported ancestry groups (compared to national average).

French
12.9%Major Concentration(6.7x)
German
5.8%
American Heritage
5.2%
Irish
4.4%
English
4.4%
Mexican
4.1%
+ 1 more reported ancestry groups

Age Distribution

Median:39.7 yrs(US: 38.5)
Under 18
24.5%
18-29
7.6%
30-44
18.4%
45-64
31.2%
65+
18.3%
National average

Employment by Industry

Census ACS
Retail Trade
14.3%(1.3x US)
Construction
10.4%(1.5x US)
Manufacturing
9.7%
Agriculture & ForestryExceptional Hub
9.1%(5.3x US)
Educational Services
8.2%
Healthcare & Social Services
6.2%(1.3x US)
National average
+ 1 more sectors

Presidential Elections

Presidential Results

YearDemocratRepublicanMarginSwing
202433.5%(7,011)65.4%(13,671)R+31.9R+2.7
202034.7%(8,055)63.9%(14,811)R+29.1R+1.6
201635.2%(8,050)62.8%(14,359)R+27.6R+8.8
201240.0%(9,450)58.7%(13,885)R+18.8R+2.0
200840.8%(9,345)57.6%(13,183)R+16.8R+2.1
200442.1%(9,547)56.7%(12,877)R+14.7R+7.9
200045.2%(9,851)51.9%(11,325)R+6.8R+26.2
199655.0%(12,402)35.5%(8,018)D+19.4D+11.5
199245.4%(10,648)37.5%(8,792)D+7.9D+13.2
198846.4%(10,364)51.7%(11,540)R+5.3D+18.2

Source: Official state election returns via MIT Election Data + Science Lab

Presidential Margin Trend

St. Mary Parish, LA18922024

D+R++80+60+40+200-20-40-60-8018921900190819161924193219401948195619641972198019881996200420122020
Democratic margin
Republican margin

Senate Elections

Senate Results

YearDemocratRepublicanMarginSwing
202228.2%(4,083)69.5%(10,054)R+41.3D+5.8
202016.2%(3,606)63.3%(14,062)R+47.1R+3.3
201628.1%(2,558)71.9%(6,546)R+43.8R+29.4
201442.8%(5,812)57.2%(7,773)R+14.4D+2.8
201038.7%(5,896)56.0%(8,515)R+17.2R+27.3
200853.8%(11,633)43.7%(9,458)D+10.1D+26.9
200432.1%(6,818)48.9%(10,387)R+16.8R+16.7
200249.9%(6,745)50.1%(6,762)R+0.1R+38.6
199867.1%(6,723)28.5%(2,861)D+38.5D+39.3
199649.6%(10,718)50.4%(10,876)R+0.7R+70.6

Source: Official state election returns via MIT Election Data + Science Lab

Governor Elections

Governor Results

YearDemocratRepublicanMarginSwing
202326.5%(3,103)66.0%(7,745)R+39.6R+28.6
201944.5%(7,258)55.5%(9,046)R+11.0R+13.0
201551.0%(6,296)49.0%(6,050)D+2.0D+52.9
201116.0%(2,343)66.9%(9,792)R+50.9R+24.7
200726.2%(4,000)52.3%(8,002)R+26.2R+42.1
200357.9%(9,767)42.1%(7,088)D+15.9D+52.6
199927.4%(4,839)64.1%(11,331)R+36.7R+5.7
199534.5%(7,659)65.5%(14,534)R+31.0R+53.8
199161.4%(15,039)38.6%(9,447)D+22.8D+9.0
198726.6%(6,195)12.7%(2,967)D+13.9R+16.2

Source: Official state election returns via MIT Election Data + Science Lab

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