RANKING · 2025 ACS · 64 SHOWN OF 64

Most sparsely populated, Louisiana counties

Louisiana counties with the fewest residents per square mile (2023). This list covers the 64 counties in Louisiana that qualify, ranked against each other statewide.

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YEAR1990 2000 2010 2020 2025

RANKPLACESTATEPOPPOPULATION DENSITYVS 2000

01Cameron Parish, LALA4,7184−53%

02Tensas Parish, LALA3,7006−44%

03Catahoula Parish, LALA8,22312−25%

04Madison Parish, LALA8,84414−36%

05Bienville Parish, LALA12,26915−22%

06Winn Parish, LALA14,96116−11%

07East Carroll Parish, LALA6,76016−28%

08Caldwell Parish, LALA9,34418−12%

09Claiborne Parish, LALA13,35418−21%

10Red River Parish, LALA7,16518−26%

11Union Parish, LALA20,56123−10%

12LaSalle Parish, LALA15,15424+6%

13Sabine Parish, LALA21,83425−7%

14West Carroll Parish, LALA9,15625−26%

15Concordia Parish, LALA17,83626−12%

16St. Helena Parish, LALA10,75826+2%

17Jackson Parish, LALA15,83428+3%

18Plaquemines Parish, LALA22,25629−17%

19Natchitoches Parish, LALA36,08929−8%

20Allen Parish, LALA22,67230−11%

21Morehouse Parish, LALA23,70530−24%

22Franklin Parish, LALA19,00230−11%

23De Soto Parish, LALA27,38131+7%

24Beauregard Parish, LALA36,67332+11%

25Vernon Parish, LALA45,09134−14%

26Grant Parish, LALA22,07534+18%

27Pointe Coupee Parish, LALA19,52035−14%

28Richland Parish, LALA19,58235−7%

29West Feliciana Parish, LALA15,13438+0%

30East Feliciana Parish, LALA18,91142−11%

31Avoyelles Parish, LALA37,94146−9%

32Iberville Parish, LALA29,57948−11%

33Evangeline Parish, LALA31,98048−10%

34Jefferson Davis Parish, LALA31,47148+0%

35Vermilion Parish, LALA57,67149+7%

36Assumption Parish, LALA19,72057−16%

37Webster Parish, LALA34,94859−16%

38Washington Parish, LALA44,93767+2%

39St. Martin Parish, LALA51,10669+5%

40St. James Parish, LALA18,93880−11%

41St. Mary Parish, LALA46,55283−13%

42Terrebonne Parish, LALA104,16385−0%

43Acadia Parish, LALA57,03287−3%

44St. Landry Parish, LALA80,76587−8%

45Lafourche Parish, LALA95,50589+6%

46Rapides Parish, LALA125,87795−0%

47Lincoln Parish, LALA48,360103+14%

48Iberia Parish, LALA66,846116−9%

49St. Bernard Parish, LALA45,642121−32%

50West Baton Rouge Parish, LALA28,756150+33%

51Bossier Parish, LALA131,867157+34%

52Tangipahoa Parish, LALA141,346179+41%

53St. Charles Parish, LALA50,586182+5%

54St. John the Baptist Parish, LALA39,875186−7%

55Calcasieu Parish, LALA208,466196+14%

56Livingston Parish, LALA155,036239+69%

57Caddo Parish, LALA224,226255−11%

58Ouachita Parish, LALA158,542260+8%

59St. Tammany Parish, LALA279,108330+46%

60Ascension Parish, LALA135,105466+76%

61Lafayette Parish, LALA257,949960+35%

62East Baton Rouge Parish, LALA456,1801,001+10%

63Jefferson Parish, LALA431,3981,434−5%

64Orleans Parish, LALA362,1542,137−25%

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