RANKING · 2000 CENSUS · 64 SHOWN OF 64

Most densely populated, Louisiana counties · 2000

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

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RELATEDLargest by population Fastest growing Fastest shrinking Most sparsely populated Best broadband access Worst broadband access

YEAR1990 2000 2010 2020 2025

RANKPLACESTATEPOPPOPULATION DENSITYVS 2000

01Orleans Parish, LALA362,1542,859+0%

02Jefferson Parish, LALA431,3981,514+0%

03East Baton Rouge Parish, LALA456,180906+0%

04Lafayette Parish, LALA257,949709+0%

05Caddo Parish, LALA224,226287+0%

06Ascension Parish, LALA135,105264+0%

07Ouachita Parish, LALA158,542241+0%

08St. Tammany Parish, LALA279,108226+0%

09St. John the Baptist Parish, LALA39,875201+0%

10St. Bernard Parish, LALA45,642178+0%

11St. Charles Parish, LALA50,586173+0%

12Calcasieu Parish, LALA208,466173+0%

13Livingston Parish, LALA155,036142+0%

14Iberia Parish, LALA66,846127+0%

15Tangipahoa Parish, LALA141,346127+0%

16Bossier Parish, LALA131,867117+0%

17West Baton Rouge Parish, LALA28,756112+0%

18St. Mary Parish, LALA46,55296+0%

19Rapides Parish, LALA125,87795+0%

20St. Landry Parish, LALA80,76595+0%

21Lincoln Parish, LALA48,36090+0%

22Acadia Parish, LALA57,03290+0%

23St. James Parish, LALA18,93889+0%

24Terrebonne Parish, LALA104,16385+0%

25Lafourche Parish, LALA95,50584+0%

26Webster Parish, LALA34,94871+0%

27Assumption Parish, LALA19,72068+0%

28St. Martin Parish, LALA51,10666+0%

29Washington Parish, LALA44,93766+0%

30Iberville Parish, LALA29,57954+0%

31Evangeline Parish, LALA31,98053+0%

32Avoyelles Parish, LALA37,94150+0%

33Jefferson Davis Parish, LALA31,47148+0%

34East Feliciana Parish, LALA18,91147+0%

35Vermilion Parish, LALA57,67146+0%

36Pointe Coupee Parish, LALA19,52041+0%

37Vernon Parish, LALA45,09140+0%

38Morehouse Parish, LALA23,70539+0%

39Richland Parish, LALA19,58238+0%

40West Feliciana Parish, LALA15,13437+0%

41Plaquemines Parish, LALA22,25634+0%

42West Carroll Parish, LALA9,15634+0%

43Franklin Parish, LALA19,00234+0%

44Allen Parish, LALA22,67233+0%

45Natchitoches Parish, LALA36,08931+0%

46De Soto Parish, LALA27,38129+0%

47Grant Parish, LALA22,07529+0%

48Concordia Parish, LALA17,83629+0%

49Beauregard Parish, LALA36,67328+0%

50Sabine Parish, LALA21,83427+0%

51Jackson Parish, LALA15,83427+0%

52Union Parish, LALA20,56126+0%

53St. Helena Parish, LALA10,75826+0%

54Red River Parish, LALA7,16525+0%

55LaSalle Parish, LALA15,15423+0%

56East Carroll Parish, LALA6,76022+0%

57Claiborne Parish, LALA13,35422+0%

58Madison Parish, LALA8,84422+0%

59Caldwell Parish, LALA9,34420+0%

60Bienville Parish, LALA12,26919+0%

61Winn Parish, LALA14,96118+0%

62Catahoula Parish, LALA8,22315+0%

63Tensas Parish, LALA3,70011+0%

64Cameron Parish, LALA4,7188+0%

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