RANKING · 1990 CENSUS · 64 SHOWN OF 64

Most sparsely populated, Louisiana counties · 1990

Louisiana counties with the fewest residents per square mile (1990). This list covers the 64 counties in Louisiana that qualify, ranked against each other statewide. The median across all 64 is 47.

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SAME RANKING BYCities States Metros

YEAR1990 2000 2010 2020 2025

RANKPLACESTATEPOPPOPULATION DENSITYVS –

01Cameron Parish, LALA4,7187–

02Tensas Parish, LALA3,70012–

03Catahoula Parish, LALA8,22316–

04Winn Parish, LALA14,96117–

05Caldwell Parish, LALA9,34419–

06Bienville Parish, LALA12,26920–

07Madison Parish, LALA8,84420–

08LaSalle Parish, LALA15,15422–

09Claiborne Parish, LALA13,35423–

10East Carroll Parish, LALA6,76023–

11Union Parish, LALA20,56124–

12Red River Parish, LALA7,16524–

13St. Helena Parish, LALA10,75824–

14Beauregard Parish, LALA36,67326–

15Sabine Parish, LALA21,83426–

16Grant Parish, LALA22,07527–

17Jackson Parish, LALA15,83428–

18Allen Parish, LALA22,67228–

19De Soto Parish, LALA27,38129–

20Natchitoches Parish, LALA36,08929–

21Concordia Parish, LALA17,83630–

22West Feliciana Parish, LALA15,13432–

23Plaquemines Parish, LALA22,25633–

24West Carroll Parish, LALA9,15634–

25Franklin Parish, LALA19,00236–

26Richland Parish, LALA19,58237–

27Morehouse Parish, LALA23,70540–

28Pointe Coupee Parish, LALA19,52040–

29East Feliciana Parish, LALA18,91142–

30Vermilion Parish, LALA57,67143–

31Vernon Parish, LALA45,09147–

32Avoyelles Parish, LALA37,94147–

33Jefferson Davis Parish, LALA31,47147–

34Iberville Parish, LALA29,57950–

35Evangeline Parish, LALA31,98050–

36St. Martin Parish, LALA51,10660–

37Washington Parish, LALA44,93764–

38Assumption Parish, LALA19,72066–

39Webster Parish, LALA34,94871–

40Terrebonne Parish, LALA104,16379–

41Lafourche Parish, LALA95,50580–

42Acadia Parish, LALA57,03285–

43St. Landry Parish, LALA80,76587–

44St. James Parish, LALA18,93888–

45Lincoln Parish, LALA48,36089–

46Rapides Parish, LALA125,87799–

47West Baton Rouge Parish, LALA28,756101–

48Bossier Parish, LALA131,867103–

49St. Mary Parish, LALA46,552104–

50Tangipahoa Parish, LALA141,346108–

51Livingston Parish, LALA155,036109–

52Iberia Parish, LALA66,846119–

53St. Charles Parish, LALA50,586153–

54Calcasieu Parish, LALA208,466158–

55St. Tammany Parish, LALA279,108171–

56St. Bernard Parish, LALA45,642176–

57St. John the Baptist Parish, LALA39,875186–

58Ascension Parish, LALA135,105201–

59Ouachita Parish, LALA158,542233–

60Caddo Parish, LALA224,226282–

61Lafayette Parish, LALA257,949613–

62East Baton Rouge Parish, LALA456,180834–

63Jefferson Parish, LALA431,3981,490–

64Orleans Parish, LALA362,1542,932–

SHOWING 1–64 OF 64

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UPDATED 2026-09-11 · DATA: US CENSUS BUREAU DECENNIAL CENSUS