RANKING · 2020 CENSUS · 64 SHOWN OF 64

Least racially diverse, Louisiana counties · 2020

Louisiana counties with the lowest CensusEasy Diversity Score, where most residents share the same race or ethnicity (2023 ACS). This list covers the 64 counties in Louisiana that qualify, ranked against each other statewide.

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SAME RANKING BYCities States Metros ZIP codes

YEAR1990 2000 2010 2020 2024

RANKPLACESTATEPOPDIVERSITY SCOREVS 2000

01Cameron Parish, LALA4,71820+26%

02Livingston Parish, LALA155,03638+189%

03Beauregard Parish, LALA36,67340+24%

04West Carroll Parish, LALA9,15641−0%

05Caldwell Parish, LALA9,34442+6%

06Jefferson Davis Parish, LALA31,47145+15%

07Vermilion Parish, LALA57,67147+26%

08Grant Parish, LALA22,07548+63%

09LaSalle Parish, LALA15,15448+65%

10Acadia Parish, LALA57,03249+25%

11St. Tammany Parish, LALA279,10853+79%

12Lafourche Parish, LALA95,50554+66%

13East Carroll Parish, LALA6,76056−1%

14West Feliciana Parish, LALA15,13456−12%

15Vernon Parish, LALA45,09158+14%

16Union Parish, LALA20,56158+7%

17Jackson Parish, LALA15,83459+15%

18Franklin Parish, LALA19,00260+7%

19Washington Parish, LALA44,93760+8%

20Madison Parish, LALA8,84461−2%

21Assumption Parish, LALA19,72061+9%

22Allen Parish, LALA22,67262+10%

23Catahoula Parish, LALA8,22362+20%

24Webster Parish, LALA34,94862+9%

25Sabine Parish, LALA21,83463+43%

26St. Martin Parish, LALA51,10663+9%

27Evangeline Parish, LALA31,98063+19%

28Tensas Parish, LALA3,70064+1%

29East Feliciana Parish, LALA18,91164+1%

30Richland Parish, LALA19,58264+5%

31Calcasieu Parish, LALA208,46664+30%

32St. James Parish, LALA18,93865+3%

33Pointe Coupee Parish, LALA19,52065+7%

34Winn Parish, LALA14,96165+16%

35Bienville Parish, LALA12,26966+4%

36Morehouse Parish, LALA23,70566+5%

37Concordia Parish, LALA17,83666+7%

38Avoyelles Parish, LALA37,94166+21%

39St. Charles Parish, LALA50,58666+23%

40St. Helena Parish, LALA10,75866+4%

41Bossier Parish, LALA131,86766+32%

42Ascension Parish, LALA135,10567+45%

43Lafayette Parish, LALA257,94967+31%

44Tangipahoa Parish, LALA141,34667+23%

45De Soto Parish, LALA27,38167+5%

46Red River Parish, LALA7,16567+8%

47Terrebonne Parish, LALA104,16367+55%

48Rapides Parish, LALA125,87767+18%

49St. Landry Parish, LALA80,76568+8%

50Claiborne Parish, LALA13,35468+8%

51Ouachita Parish, LALA158,54269+17%

52Lincoln Parish, LALA48,36070+9%

53West Baton Rouge Parish, LALA28,75670+16%

54Iberville Parish, LALA29,57970+9%

55St. John the Baptist Parish, LALA39,87571+6%

56Caddo Parish, LALA224,22671+10%

57Natchitoches Parish, LALA36,08973+16%

58Iberia Parish, LALA66,84673+22%

59Orleans Parish, LALA362,15474+27%

60Plaquemines Parish, LALA22,25674+38%

61St. Mary Parish, LALA46,55275+23%

62St. Bernard Parish, LALA45,64276+140%

63East Baton Rouge Parish, LALA456,18076+16%

64Jefferson Parish, LALA431,39883+33%

SHOWING 1–64 OF 64

Download CSV (full list, 64 rows)How this score is calculated

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