RANKING · 2010 CENSUS · 64 SHOWN OF 64

Most sparsely populated, Louisiana counties · 2010

Louisiana counties with the fewest residents per square mile (2010). This list covers the 64 counties in Louisiana that qualify, ranked against each other statewide. The median across all 64 is 51.

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SAME RANKING BYCities States Metros

YEAR1990 2000 2010 2020 2025

RANKPLACESTATEPOPPOPULATION DENSITYVS 2000

01Cameron Parish, LALA4,7185−32%

02Tensas Parish, LALA3,7009−21%

03Catahoula Parish, LALA8,22315−5%

04Winn Parish, LALA14,96116−9%

05Bienville Parish, LALA12,26918−9%

06East Carroll Parish, LALA6,76018−18%

07Caldwell Parish, LALA9,34419−4%

08Madison Parish, LALA8,84419−12%

09Claiborne Parish, LALA13,35423+2%

10Red River Parish, LALA7,16523−6%

11LaSalle Parish, LALA15,15424+4%

12Union Parish, LALA20,561260%

13St. Helena Parish, LALA10,75827+6%

14Sabine Parish, LALA21,83428+3%

15Jackson Parish, LALA15,83429+6%

16Plaquemines Parish, LALA22,25630−14%

17Concordia Parish, LALA17,83630+3%

18De Soto Parish, LALA27,38130+5%

19Beauregard Parish, LALA36,67331+8%

20Natchitoches Parish, LALA36,08932+1%

21West Carroll Parish, LALA9,15632−6%

22Franklin Parish, LALA19,00233−2%

23Allen Parish, LALA22,67234+1%

24Grant Parish, LALA22,07535+19%

25Morehouse Parish, LALA23,70535−10%

26Richland Parish, LALA19,58237−1%

27West Feliciana Parish, LALA15,13439+3%

28Vernon Parish, LALA45,091390%

29Pointe Coupee Parish, LALA19,520410%

30East Feliciana Parish, LALA18,91145−5%

31Jefferson Davis Parish, LALA31,47148+1%

32Vermilion Parish, LALA57,67149+8%

33Avoyelles Parish, LALA37,94151+1%

34Evangeline Parish, LALA31,98051−4%

35Iberville Parish, LALA29,579540%

36Assumption Parish, LALA19,720680%

37Webster Parish, LALA34,94869−1%

38Washington Parish, LALA44,93770+7%

39St. Martin Parish, LALA51,10671+7%

40Lafourche Parish, LALA95,50590+7%

41St. Landry Parish, LALA80,76590−5%

42Terrebonne Parish, LALA104,16391+7%

43St. James Parish, LALA18,93893+4%

44Acadia Parish, LALA57,03294+5%

45St. Bernard Parish, LALA45,64295−47%

46St. Mary Parish, LALA46,55298+2%

47Lincoln Parish, LALA48,36099+10%

48Rapides Parish, LALA125,87799+4%

49West Baton Rouge Parish, LALA28,756124+10%

50Iberia Parish, LALA66,8461270%

51Bossier Parish, LALA131,867139+19%

52Tangipahoa Parish, LALA141,346153+20%

53Calcasieu Parish, LALA208,466181+5%

54St. Charles Parish, LALA50,586190+10%

55Livingston Parish, LALA155,036198+39%

56St. John the Baptist Parish, LALA39,875214+7%

57Ouachita Parish, LALA158,542252+4%

58St. Tammany Parish, LALA279,108277+22%

59Caddo Parish, LALA224,226290+1%

60Ascension Parish, LALA135,105370+40%

61Lafayette Parish, LALA257,949824+16%

62East Baton Rouge Parish, LALA456,180966+7%

63Jefferson Parish, LALA431,3981,438−5%

64Orleans Parish, LALA362,1542,028−29%

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