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. The median across all 64 is -2.4%. Biggest climber in the top 100 since 2020: Orleans Parish, LA, up 42 places to #17.

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SAME RANKING BYCities States Metros

YEAR2000 2010 2020 2025

RANKPLACESTATEPOPPOPULATION GROWTHVS 2000

01▲1Cameron Parish, LALA4,718-16.0%−23.9 pts

02▲2Madison Parish, LALA8,844-11.7%−21.9 pts

03▼2Tensas Parish, LALA3,700-10.8%−4.0 pts

04▲28East Carroll Parish, LALA6,760-9.4%−6.4 pts

05▲2Catahoula Parish, LALA8,223-7.7%−6.4 pts

06▲13Morehouse Parish, LALA23,705-7.5%−4.6 pts

07▲16Vernon Parish, LALA45,091-7.5%+7.7 pts

08▲4Assumption Parish, LALA19,720-6.3%−9.1 pts

09▲8St. James Parish, LALA18,938-6.2%−7.8 pts

10▲11St. John the Baptist Parish, LALA39,875-6.1%−13.7 pts

11▼5West Carroll Parish, LALA9,156-6.1%−7.9 pts

12▼7Red River Parish, LALA7,165-6.0%−8.5 pts

13▲3Pointe Coupee Parish, LALA19,520-6.0%−7.0 pts

14▼1St. Mary Parish, LALA46,552-5.8%+2.1 pts

15▼12Claiborne Parish, LALA13,354-5.8%−2.6 pts

16▲9Caddo Parish, LALA224,226-5.7%−7.3 pts

17▲42Orleans Parish, LALA362,154-5.7%−3.2 pts

18▼4Bienville Parish, LALA12,269-5.5%−4.1 pts

19▼10Webster Parish, LALA34,948-5.5%−5.1 pts

20▲29Plaquemines Parish, LALA22,256-5.4%−10.0 pts

21▲16Terrebonne Parish, LALA104,163-4.9%−12.7 pts

22▼12Concordia Parish, LALA17,836-4.6%−1.8 pts

23▲3Avoyelles Parish, LALA37,941-4.4%−10.3 pts

24▲7Iberia Parish, LALA66,846-4.4%−11.7 pts

25▲5Franklin Parish, LALA19,002-3.9%+1.1 pts

26▲34Calcasieu Parish, LALA208,466-3.8%−13.0 pts

27Natchitoches Parish, LALA36,089-3.8%−10.3 pts

28▲17St. Charles Parish, LALA50,586-3.7%−17.0 pts

29▲5East Feliciana Parish, LALA18,911-3.2%−14.4 pts

30▲9Rapides Parish, LALA125,877-3.2%+0.8 pts

31▼2Caldwell Parish, LALA9,344-3.1%−10.8 pts

32▼10Union Parish, LALA20,561-2.6%−12.8 pts

33▲17Jefferson Davis Parish, LALA31,471-2.4%−4.7 pts

34▲1Richland Parish, LALA19,582-2.3%−4.0 pts

35▼20Iberville Parish, LALA29,579-2.2%−9.5 pts

36▲5St. Landry Parish, LALA80,765-2.2%−11.3 pts

37▲11Jefferson Parish, LALA431,398-2.1%−3.7 pts

38▲9Lafourche Parish, LALA95,505-2.1%−6.9 pts

39▼3St. Helena Parish, LALA10,758-1.5%−8.1 pts

40▼22Sabine Parish, LALA21,834-1.4%−5.0 pts

41▲1St. Martin Parish, LALA51,106-1.3%−11.7 pts

42▼9Washington Parish, LALA44,937-1.2%−2.9 pts

43▼5West Feliciana Parish, LALA15,134-1.1%−18.2 pts

44▼16Evangeline Parish, LALA31,980-1.1%−7.6 pts

45▲9Ouachita Parish, LALA158,542-1.1%−4.7 pts

46▼22Acadia Parish, LALA57,032-0.9%−6.3 pts

47▼3Grant Parish, LALA22,075-0.4%−7.1 pts

48▼40Allen Parish, LALA22,672-0.3%−20.2 pts

49▲4East Baton Rouge Parish, LALA456,180-0.1%−8.7 pts

50▲2Lincoln Parish, LALA48,360-0.1%−1.9 pts

51Beauregard Parish, LALA36,673+0.3%−9.3 pts

52▼12Vermilion Parish, LALA57,671+0.5%−7.0 pts

53▼7De Soto Parish, LALA27,381+2.1%+1.5 pts

54▲3Bossier Parish, LALA131,867+2.4%−11.8 pts

55▼12LaSalle Parish, LALA15,154+2.5%−2.1 pts

56▲8St. Bernard Parish, LALA45,642+4.3%+3.4 pts

57▼37Jackson Parish, LALA15,834+5.3%+7.3 pts

58▲3St. Tammany Parish, LALA279,108+5.5%−26.9 pts

59▲3West Baton Rouge Parish, LALA28,756+5.7%−5.5 pts

60▼4Tangipahoa Parish, LALA141,346+6.1%−11.2 pts

61▼6Lafayette Parish, LALA257,949+6.7%−8.9 pts

62▲1Ascension Parish, LALA135,105+6.8%−24.8 pts

63▼52Winn Parish, LALA14,961+8.8%+4.9 pts

64▼6Livingston Parish, LALA155,036+9.0%−21.2 pts

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UPDATED 2026-09-11 · DATA: US CENSUS BUREAU POPULATION ESTIMATES