RANKING · 2025 ESTIMATES · 64 SHOWN OF 64

Fastest shrinking, Louisiana counties

Louisiana counties with the steepest population decline from the 2020 census to 2025. This list covers the 64 counties in Louisiana that qualify, ranked against each other statewide.

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SAME RANKING BYCities States Metros

RELATEDLargest by population Fastest growing Most population gained Most population lost Most densely populated Most sparsely populated

YEAR2000 2010 2020 2025

RANKPLACESTATEPOPPOPULATION GROWTHVS 2000

01Cameron Parish, LALA4,718-16.0%−303%

02Madison Parish, LALA8,844-11.7%−215%

03Tensas Parish, LALA3,700-10.8%+58%

04East Carroll Parish, LALA6,760-9.4%+216%

05Catahoula Parish, LALA8,223-7.7%+485%

06Morehouse Parish, LALA23,705-7.5%+161%

07Vernon Parish, LALA45,091-7.5%−51%

08Assumption Parish, LALA19,720-6.3%−325%

09St. James Parish, LALA18,938-6.2%−485%

10St. John the Baptist Parish, LALA39,875-6.1%−180%

11West Carroll Parish, LALA9,156-6.1%−434%

12Red River Parish, LALA7,165-6.0%−339%

13Pointe Coupee Parish, LALA19,520-6.0%−703%

14St. Mary Parish, LALA46,552-5.8%−27%

15Claiborne Parish, LALA13,354-5.8%+81%

16Caddo Parish, LALA224,226-5.7%−464%

17Orleans Parish, LALA362,154-5.7%+130%

18Bienville Parish, LALA12,269-5.5%+286%

19Webster Parish, LALA34,948-5.5%+1351%

20Plaquemines Parish, LALA22,256-5.4%−216%

21Terrebonne Parish, LALA104,163-4.9%−164%

22Concordia Parish, LALA17,836-4.6%+63%

23Avoyelles Parish, LALA37,941-4.4%−174%

24Iberia Parish, LALA66,846-4.4%−161%

25Franklin Parish, LALA19,002-3.9%−22%

26Calcasieu Parish, LALA208,466-3.8%−142%

27Natchitoches Parish, LALA36,089-3.8%−158%

28St. Charles Parish, LALA50,586-3.7%−128%

29East Feliciana Parish, LALA18,911-3.2%−129%

30Rapides Parish, LALA125,877-3.2%−20%

31Caldwell Parish, LALA9,344-3.1%−141%

32Union Parish, LALA20,561-2.6%−125%

33Jefferson Davis Parish, LALA31,471-2.4%−204%

34Richland Parish, LALA19,582-2.3%−235%

35Iberville Parish, LALA29,579-2.2%−130%

36St. Landry Parish, LALA80,765-2.2%−123%

37Jefferson Parish, LALA431,398-2.1%−233%

38Lafourche Parish, LALA95,505-2.1%−144%

39St. Helena Parish, LALA10,758-1.5%−123%

40Sabine Parish, LALA21,834-1.4%−140%

41St. Martin Parish, LALA51,106-1.3%−112%

42Washington Parish, LALA44,937-1.2%−167%

43West Feliciana Parish, LALA15,134-1.1%−107%

44Evangeline Parish, LALA31,980-1.1%−118%

45Ouachita Parish, LALA158,542-1.1%−132%

46Acadia Parish, LALA57,032-0.9%−118%

47Grant Parish, LALA22,075-0.4%−106%

48Allen Parish, LALA22,672-0.3%−102%

49East Baton Rouge Parish, LALA456,180-0.1%−102%

50Lincoln Parish, LALA48,360-0.1%−104%

51Beauregard Parish, LALA36,673+0.3%−96%

52Vermilion Parish, LALA57,671+0.5%−93%

53De Soto Parish, LALA27,381+2.1%+263%

54Bossier Parish, LALA131,867+2.4%−83%

55LaSalle Parish, LALA15,154+2.5%−46%

56St. Bernard Parish, LALA45,642+4.3%+378%

57Jackson Parish, LALA15,834+5.3%−372%

58St. Tammany Parish, LALA279,108+5.5%−83%

59West Baton Rouge Parish, LALA28,756+5.7%−49%

60Tangipahoa Parish, LALA141,346+6.1%−65%

61Lafayette Parish, LALA257,949+6.7%−57%

62Ascension Parish, LALA135,105+6.8%−78%

63Winn Parish, LALA14,961+8.8%+128%

64Livingston Parish, LALA155,036+9.0%−70%

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UPDATED 2026-07-15 · DATA: US CENSUS BUREAU POPULATION ESTIMATES