Data / Rankings / Population aged 65 and over / Counties in Louisiana

Counties in Louisiana by share of population aged 65 and over

Tensas Parish had the highest share of population aged 65 and over of 64 counties in 2020, at 25%. St. Bernard Parish had the lowest, at 12.1%. The median was 17.5% and the figure for Louisiana was 16.4%. Source: the U.S. Census Bureau.

Highest25Tensas Parish
Lowest12.1St. Bernard Parish
Median17.564 counties
Louisiana16.4History

Top 40 counties, 2020

CSVChart (SVG)

Tensas ParishTensas Parish: 25 %25West Carroll ParishWest Carroll Parish: 22.7 %22.7Sabine ParishSabine Parish: 21.8 %21.8Union ParishUnion Parish: 21.6 %21.6Bienville ParishBienville Parish: 21.3 %21.3Pointe Coupee ParishPointe Coupee Parish: 21.3 %21.3Claiborne ParishClaiborne Parish: 21.3 %21.3Webster ParishWebster Parish: 21.1 %21.1Jackson ParishJackson Parish: 21 %21Morehouse ParishMorehouse Parish: 20.6 %20.6East Feliciana ParishEast Feliciana Parish: 20.4 %20.4Catahoula ParishCatahoula Parish: 20.4 %20.4St. Helena ParishSt. Helena Parish: 20.1 %20.1Assumption ParishAssumption Parish: 19.4 %19.4Washington ParishWashington Parish: 19.4 %19.4Franklin ParishFranklin Parish: 19.3 %19.3Red River ParishRed River Parish: 19.1 %19.1Caldwell ParishCaldwell Parish: 19 %19Concordia ParishConcordia Parish: 18.8 %18.8St. James ParishSt. James Parish: 18.8 %18.8De Soto ParishDe Soto Parish: 18.7 %18.7Winn ParishWinn Parish: 18.5 %18.5St. Tammany ParishSt. Tammany Parish: 18.4 %18.4Avoyelles ParishAvoyelles Parish: 18.3 %18.3Caddo ParishCaddo Parish: 18.3 %18.3Richland ParishRichland Parish: 18.1 %18.1Iberville ParishIberville Parish: 18 %18St. Landry ParishSt. Landry Parish: 18 %18Jefferson ParishJefferson Parish: 17.9 %17.9Evangeline ParishEvangeline Parish: 17.6 %17.6Natchitoches ParishNatchitoches Parish: 17.6 %17.6Rapides ParishRapides Parish: 17.5 %17.5Jefferson Davis ParishJefferson Davis Parish: 17.4 %17.4Madison ParishMadison Parish: 17.4 %17.4St. Mary ParishSt. Mary Parish: 17.4 %17.4Acadia ParishAcadia Parish: 17.2 %17.2LaSalle ParishLaSalle Parish: 17.2 %17.2St. Martin ParishSt. Martin Parish: 17.2 %17.2Cameron ParishCameron Parish: 17 %17Vermilion ParishVermilion Parish: 16.9 %16.9
%. Source: Invokely calculation with data from U.S. Census Bureau. Retrieved 2026-10-09.

Full ranking

RankCounties2020 (%)
1Tensas Parish25
2West Carroll Parish22.7
3Sabine Parish21.8
4Union Parish21.6
5Bienville Parish21.3
6Pointe Coupee Parish21.3
7Claiborne Parish21.3
8Webster Parish21.1
9Jackson Parish21
10Morehouse Parish20.6
11East Feliciana Parish20.4
12Catahoula Parish20.4
13St. Helena Parish20.1
14Assumption Parish19.4
15Washington Parish19.4
16Franklin Parish19.3
17Red River Parish19.1
18Caldwell Parish19
19Concordia Parish18.8
20St. James Parish18.8
21De Soto Parish18.7
22Winn Parish18.5
23St. Tammany Parish18.4
24Avoyelles Parish18.3
25Caddo Parish18.3
26Richland Parish18.1
27Iberville Parish18
28St. Landry Parish18
29Jefferson Parish17.9
30Evangeline Parish17.6
31Natchitoches Parish17.6
32Rapides Parish17.5
33Jefferson Davis Parish17.4
34Madison Parish17.4
35St. Mary Parish17.4
36Acadia Parish17.2
37LaSalle Parish17.2
38St. Martin Parish17.2
39Cameron Parish17
40Vermilion Parish16.9
41Iberia Parish16.6
42Beauregard Parish16.6
43West Feliciana Parish16.2
44St. John the Baptist Parish16.2
45Lafourche Parish16.1
46Grant Parish15.9
47Calcasieu Parish15.7
48Tangipahoa Parish15.6
49Allen Parish15.6
50Ouachita Parish15.6
51Terrebonne Parish15.5
52East Baton Rouge Parish15.2
53Bossier Parish15
54East Carroll Parish14.9
55St. Charles Parish14.8
56Orleans Parish14.7
57Lafayette Parish14.6
58West Baton Rouge Parish14.5
59Lincoln Parish14.3
60Livingston Parish13.8
61Plaquemines Parish13.5
62Vernon Parish13.3
63Ascension Parish12.6
64St. Bernard Parish12.1

Other periods

About this ranking

Residents aged 65 or over as a percentage of total population. Spain: 1 January, INE annual census. United States: 1 July, Census Bureau population estimates. World Bank figures for other countries and the World refer to mid-year.

Every value in the ranking comes from the same publisher and the same period, so the counties are compared on one definition. Equal values share a rank.

How to cite

U.S. Census Bureau. Population Estimates Program, county population by age and sex (cc-est agesex): residents aged 65 and over as a percentage of the total, 1 July; states and the nation summed from counties. https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/counties/asrh/cc-est2025-agesex-all.csv. Retrieved 2026-10-09.

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Rank Counties in Louisiana by share of population aged 65 and over using official data, and cite the source.
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Questions

Which county has the highest share of population aged 65 and over?

Tensas Parish, with 25% in 2020, according to the U.S. Census Bureau.

Which county has the lowest share of population aged 65 and over?

St. Bernard Parish, with 12.1% in 2020.

Where does this ranking come from?

Every value comes from one source and one period, so the places are comparable: U.S. Census Bureau, Population Estimates Program, county population by age and sex (cc-est agesex): residents aged 65 and over as a percentage of the total, 1 July; states and the nation summed from counties. Retrieved 2026-10-09.

Population aged 65 and over: other rankings

Counties in Louisiana: more rankings