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What are the fastest-growing counties in Louisiana?

Winn Parish (+9.0%), Livingston Parish (+8.5%) and Lafayette Parish (+6.5%) grew fastest in Louisiana between 2020 and 2025.

Louisiana as a whole shrank 0.7% between 2020 and 2025, to 4,618,189 residents.

Data as of 2025 · updated

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All 64 Louisiana counties ranked

Louisiana counties by population growth
RankCountyResidents 2025Change 2020–25Net migration per 1,000, 2025New homes per 1,000, 2025
1Winn Parish14,961+9.0%0.60.6
2Livingston Parish155,036+8.5%7.84.2
3Lafayette Parish257,949+6.5%4.56.2
4Ascension Parish135,105+6.4%0.54.7
5Tangipahoa Parish141,346+5.8%6.98.2
6Jackson Parish15,834+5.6%3.30.0
7West Baton Rouge Parish28,756+5.5%4.33.3
8St. Tammany Parish279,108+5.3%2.63.9
9St. Bernard Parish45,642+4.1%0.52.5
10Bossier Parish131,867+2.5%−0.25.0
11LaSalle Parish15,154+2.2%1.10.9
12De Soto Parish27,381+2.0%4.13.6
13Vermilion Parish57,671+1.3%−1.14.4
14Beauregard Parish36,673+0.2%−0.22.2
15Lincoln Parish48,360+0.1%1.14.0
16East Baton Rouge Parish456,180+0.1%−3.55.8
17Allen Parish22,672+0.0%−5.91.7
18Grant Parish22,075−0.3%−1.71.4
19West Feliciana Parish15,134−0.7%−1.53.8
20Acadia Parish57,032−0.8%−3.02.6
21Washington Parish44,937−0.9%−2.20.0
22Ouachita Parish158,542−1.0%−4.12.5
23St. Martin Parish51,106−1.0%−6.31.0
24Evangeline Parish31,980−1.0%−4.11.2
25St. Helena Parish10,758−1.2%0.51.3
26Sabine Parish21,834−1.2%3.53.2
27Iberville Parish29,579−1.6%−5.04.1
28St. Landry Parish80,765−1.9%−4.61.9
29Jefferson Parish431,398−1.9%−12.91.0
30Lafourche Parish95,505−2.0%−1.73.6
31Richland Parish19,582−2.2%−3.82.1
32Jefferson Davis Parish31,471−2.4%−0.72.0
33Union Parish20,561−2.5%−9.53.9
34East Feliciana Parish18,911−2.8%2.61.1
35Caldwell Parish9,344−2.8%−5.50.7
36Rapides Parish125,877−2.9%−1.61.9
37Natchitoches Parish36,089−3.5%−3.20.7
38Franklin Parish19,002−3.6%−4.40.7
39St. Charles Parish50,586−3.7%−3.82.3
40Calcasieu Parish208,466−3.7%3.02.2
41Concordia Parish17,836−4.0%−9.70.1
42Avoyelles Parish37,941−4.3%−8.00.4
43Iberia Parish66,846−4.6%−11.41.5
44Terrebonne Parish104,163−4.8%−4.02.4
45Bienville Parish12,269−5.0%−4.21.5
46Webster Parish34,948−5.2%−2.61.7
47St. Mary Parish46,552−5.3%−9.90.9
48Plaquemines Parish22,256−5.3%−9.12.1
49Claiborne Parish13,354−5.3%−7.60.0
50Caddo Parish224,226−5.4%−4.81.2
51Red River Parish7,165−5.5%−9.60.0
52Orleans Parish362,154−5.5%−7.52.4
53West Carroll Parish9,156−5.5%−3.50.5
54Pointe Coupee Parish19,520−5.6%−13.12.1
55St. James Parish18,938−5.9%−7.83.4
56St. John the Baptist Parish39,875−5.9%−2.81.5
57Assumption Parish19,720−5.9%−11.51.9
58Morehouse Parish23,705−6.9%−5.50.7
59Catahoula Parish8,223−7.0%−8.10.0
60Vernon Parish45,091−7.3%−30.50.4
61East Carroll Parish6,760−8.6%−19.40.1
62Tensas Parish3,700−9.9%−19.70.0
63Madison Parish8,844−10.9%−21.40.0
64Cameron Parish4,718−16.1%−16.73.4

Ranked by the change in Census Bureau population estimates, 2020–2025.

Statewide totals

More county rankings for Louisiana

Metro areas

Fastest-growing metro areas in Louisiana · Fastest-growing metro areas in the U.S. · Largest metro areas in Louisiana

Every U.S. metro and micro area

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Questions

Is Louisiana growing?

Louisiana as a whole shrank 0.7% between 2020 and 2025, to 4,618,189 residents. Statewide figures add up its counties.

What is the fastest-growing county in Louisiana?

Winn Parish, which grew 9.0% between 2020 and 2025 to 14,961 residents (Census Bureau population estimates). Livingston Parish (+8.5%) and Lafayette Parish (+6.5%) came next.

Which Louisiana counties are losing population?

47 of the 64 ranked counties had fewer residents in 2025 than in 2020. The steepest declines: Cameron Parish (−16.1%), Madison Parish (−10.9%), Tensas Parish (−9.9%).

Where are people moving in Louisiana?

For their size, Livingston Parish (7.8 per 1,000 residents), Tangipahoa Parish (6.9 per 1,000 residents) and Lafayette Parish (4.5 per 1,000 residents) drew the most net domestic migration (people moving in from other U.S. counties minus people moving out) in 2025.

Fastest-growing counties in other states

Across the U.S.

Sources and method

Each number shows its own period. Changes compare the latest period with five years earlier (or the earliest period available). Beacon CRE last refreshed these figures on 2026-11-05. Figures come from public federal statistics and are informational only, not investment advice. Check the source before relying on a number. Methodology: how we compute every number. More on every layer: data sources and licences.