RANKING · 2000 CENSUS · 64 SHOWN OF 64

Fastest growing, Louisiana counties · 2000

Louisiana counties ranked by population growth from the 1990 census to 2000. 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 shrinking Most population gained Most population lost Most densely populated Most sparsely populated

YEAR2000 2010 2020 2025

RANKPLACESTATEPOPPOPULATION GROWTHVS –

01St. Tammany Parish, LALA279,108+32.4%–

02Ascension Parish, LALA135,105+31.6%–

03Livingston Parish, LALA155,036+30.2%–

04Allen Parish, LALA22,672+19.9%–

05Tangipahoa Parish, LALA141,346+17.4%–

06West Feliciana Parish, LALA15,134+17.0%–

07Lafayette Parish, LALA257,949+15.6%–

08Bossier Parish, LALA131,867+14.2%–

09St. Charles Parish, LALA50,586+13.3%–

10West Baton Rouge Parish, LALA28,756+11.2%–

11East Feliciana Parish, LALA18,911+11.2%–

12St. Martin Parish, LALA51,106+10.5%–

13Union Parish, LALA20,561+10.2%–

14Madison Parish, LALA8,844+10.2%–

15Beauregard Parish, LALA36,673+9.6%–

16Calcasieu Parish, LALA208,466+9.2%–

17St. Landry Parish, LALA80,765+9.2%–

18East Baton Rouge Parish, LALA456,180+8.6%–

19Cameron Parish, LALA4,718+7.9%–

20Terrebonne Parish, LALA104,163+7.8%–

21Caldwell Parish, LALA9,344+7.6%–

22St. John the Baptist Parish, LALA39,875+7.6%–

23Vermilion Parish, LALA57,671+7.5%–

24Iberville Parish, LALA29,579+7.3%–

25Iberia Parish, LALA66,846+7.3%–

26Grant Parish, LALA22,075+6.7%–

27St. Helena Parish, LALA10,758+6.6%–

28Natchitoches Parish, LALA36,089+6.5%–

29Evangeline Parish, LALA31,980+6.5%–

30Avoyelles Parish, LALA37,941+5.9%–

31Acadia Parish, LALA57,032+5.3%–

32Lafourche Parish, LALA95,505+4.8%–

33Plaquemines Parish, LALA22,256+4.6%–

34LaSalle Parish, LALA15,154+4.5%–

35Winn Parish, LALA14,961+3.8%–

36Sabine Parish, LALA21,834+3.6%–

37Ouachita Parish, LALA158,542+3.6%–

38Assumption Parish, LALA19,720+2.8%–

39Red River Parish, LALA7,165+2.5%–

40Jefferson Davis Parish, LALA31,471+2.3%–

41Lincoln Parish, LALA48,360+1.8%–

42West Carroll Parish, LALA9,156+1.8%–

43Washington Parish, LALA44,937+1.7%–

44Richland Parish, LALA19,582+1.7%–

45St. James Parish, LALA18,938+1.6%–

46Jefferson Parish, LALA431,398+1.6%–

47Caddo Parish, LALA224,226+1.6%–

48Pointe Coupee Parish, LALA19,520+1.0%–

49St. Bernard Parish, LALA45,642+0.9%–

50De Soto Parish, LALA27,381+0.6%–

51Webster Parish, LALA34,948-0.4%–

52Catahoula Parish, LALA8,223-1.3%–

53Bienville Parish, LALA12,269-1.4%–

54Jackson Parish, LALA15,834-2.0%–

55Orleans Parish, LALA362,154-2.5%–

56Concordia Parish, LALA17,836-2.8%–

57Morehouse Parish, LALA23,705-2.9%–

58East Carroll Parish, LALA6,760-3.0%–

59Claiborne Parish, LALA13,354-3.2%–

60Rapides Parish, LALA125,877-4.0%–

61Franklin Parish, LALA19,002-5.0%–

62Tensas Parish, LALA3,700-6.8%–

63St. Mary Parish, LALA46,552-7.9%–

64Vernon Parish, LALA45,091-15.2%–

SHOWING 1–64 OF 64

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UPDATED 2026-07-15 · DATA: US CENSUS BUREAU DECENNIAL CENSUS