RANKING · 2010 CENSUS · 64 SHOWN OF 64

Fastest shrinking, Louisiana counties · 2010

Louisiana counties with the steepest population decline since the prior decennial census. 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 densely populated Most sparsely populated Best broadband access Worst broadband access

YEAR2000 2010 2020

RANKPLACESTATEPOPPOPULATION GROWTHVS 2000

01St. Bernard Parish, LALA45,642-46.6%−5293%

02Cameron Parish, LALA4,718-31.5%−500%

03Orleans Parish, LALA362,154-29.1%+1078%

04Tensas Parish, LALA3,700-20.6%+202%

05East Carroll Parish, LALA6,760-17.6%+495%

06Plaquemines Parish, LALA22,256-13.9%−400%

07Madison Parish, LALA8,844-11.9%−217%

08Morehouse Parish, LALA23,705-9.8%+242%

09Winn Parish, LALA14,961-9.4%−344%

10Bienville Parish, LALA12,269-8.9%+525%

11West Carroll Parish, LALA9,156-5.8%−416%

12Red River Parish, LALA7,165-5.5%−320%

13East Feliciana Parish, LALA18,911-5.1%−146%

14Jefferson Parish, LALA431,398-5.0%−415%

15St. Landry Parish, LALA80,765-4.9%−154%

16Catahoula Parish, LALA8,223-4.7%+258%

17Evangeline Parish, LALA31,980-4.1%−163%

18Caldwell Parish, LALA9,344-4.1%−153%

19Franklin Parish, LALA19,002-2.3%−54%

20Webster Parish, LALA34,948-1.5%+296%

21Richland Parish, LALA19,582-1.2%−172%

22Vernon Parish, LALA45,091-0.4%−98%

23Union Parish, LALA20,561-0.4%−104%

24Iberia Parish, LALA66,846-0.0%−100%

25Assumption Parish, LALA19,720+0.1%−95%

26Pointe Coupee Parish, LALA19,520+0.2%−83%

27Iberville Parish, LALA29,579+0.2%−97%

28Jefferson Davis Parish, LALA31,471+0.5%−78%

29Caddo Parish, LALA224,226+1.1%−29%

30Natchitoches Parish, LALA36,089+1.2%−81%

31Allen Parish, LALA22,672+1.3%−94%

32Avoyelles Parish, LALA37,941+1.4%−76%

33Claiborne Parish, LALA13,354+2.0%−164%

34St. Mary Parish, LALA46,552+2.1%−127%

35Concordia Parish, LALA17,836+2.8%−202%

36Sabine Parish, LALA21,834+3.3%−8%

37West Feliciana Parish, LALA15,134+3.4%−80%

38St. James Parish, LALA18,938+4.2%+159%

39Rapides Parish, LALA125,877+4.2%−205%

40LaSalle Parish, LALA15,154+4.3%−6%

41Ouachita Parish, LALA158,542+4.4%+23%

42De Soto Parish, LALA27,381+4.6%+681%

43Acadia Parish, LALA57,032+4.9%−7%

44Calcasieu Parish, LALA208,466+5.0%−45%

45Jackson Parish, LALA15,834+5.7%−390%

46St. Helena Parish, LALA10,758+6.4%−2%

47East Baton Rouge Parish, LALA456,180+6.6%−23%

48St. John the Baptist Parish, LALA39,875+6.7%−12%

49Terrebonne Parish, LALA104,163+7.0%−9%

50Lafourche Parish, LALA95,505+7.1%+47%

51St. Martin Parish, LALA51,106+7.4%−30%

52Washington Parish, LALA44,937+7.4%+330%

53Vermilion Parish, LALA57,671+7.8%+4%

54Beauregard Parish, LALA36,673+8.1%−16%

55St. Charles Parish, LALA50,586+9.8%−26%

56Lincoln Parish, LALA48,360+9.9%+443%

57West Baton Rouge Parish, LALA28,756+10.1%−10%

58Lafayette Parish, LALA257,949+16.3%+4%

59Bossier Parish, LALA131,867+19.0%+34%

60Grant Parish, LALA22,075+19.3%+189%

61Tangipahoa Parish, LALA141,346+20.4%+17%

62St. Tammany Parish, LALA279,108+22.2%−31%

63Livingston Parish, LALA155,036+39.4%+31%

64Ascension Parish, LALA135,105+39.9%+26%

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UPDATED 2026-06-02 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES