RANKING · 2020 CENSUS · 63 SHOWN OF 63

Largest Mexican population, Louisiana counties · 2020

Louisiana counties ranked by the number of residents who are Mexican origin, from the 2020 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. This list covers the 63 counties in Louisiana that qualify, ranked against each other statewide.

Mexican Americans: full group profile →

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SAME RANKING BYCities States Metros

RELATEDHighest Mexican population share Largest Puerto Rican population Highest Puerto Rican population share Largest Cuban population Highest Cuban population share Largest Dominican population

YEAR2010 2020 2024

RANKPLACESTATEPOPMEXICAN POPULATIONVS 2010

01Jefferson Parish, LALA431,39810,278−4%

02Bossier Parish, LALA131,8675,302+10%

03East Baton Rouge Parish, LALA456,1805,184−14%

04Orleans Parish, LALA362,1544,986+6%

05Lafayette Parish, LALA257,9494,843+48%

06St. Tammany Parish, LALA279,1084,397+35%

07Caddo Parish, LALA224,2264,257+35%

08Calcasieu Parish, LALA208,4664,102+67%

09Terrebonne Parish, LALA104,1633,418+33%

10Ascension Parish, LALA135,1053,122+19%

11Vernon Parish, LALA45,0912,811+63%

12Tangipahoa Parish, LALA141,3462,720+11%

13Lafourche Parish, LALA95,5052,527+72%

14Rapides Parish, LALA125,8772,378+9%

15Ouachita Parish, LALA158,5422,355+28%

16St. Mary Parish, LALA46,5522,239+82%

17Livingston Parish, LALA155,0362,037+19%

18Iberia Parish, LALA66,8461,621+24%

19Vermilion Parish, LALA57,6711,173+43%

20Acadia Parish, LALA57,0321,060+40%

21Allen Parish, LALA22,6721,031+83%

22Lincoln Parish, LALA48,360977+27%

23St. Martin Parish, LALA51,106942+27%

24St. Bernard Parish, LALA45,642936+176%

25Union Parish, LALA20,561806+7%

26St. Charles Parish, LALA50,586776−17%

27Plaquemines Parish, LALA22,256757+45%

28St. Landry Parish, LALA80,765731+5%

29Beauregard Parish, LALA36,673720+73%

30De Soto Parish, LALA27,381679+37%

31Washington Parish, LALA44,937655+79%

32Grant Parish, LALA22,075595+11%

33Sabine Parish, LALA21,834585+26%

34St. John the Baptist Parish, LALA39,875566+12%

35Evangeline Parish, LALA31,980547+41%

36Webster Parish, LALA34,948546+21%

37Natchitoches Parish, LALA36,089544+27%

38Jefferson Davis Parish, LALA31,471514+9%

39Pointe Coupee Parish, LALA19,520512+94%

40Avoyelles Parish, LALA37,941443+29%

41West Baton Rouge Parish, LALA28,756421+70%

42Cameron Parish, LALA4,718322+616%

43West Carroll Parish, LALA9,156318+25%

44Richland Parish, LALA19,582311+74%

45Catahoula Parish, LALA8,223276+200%

46Bienville Parish, LALA12,269245+400%

47St. James Parish, LALA18,938224+874%

48LaSalle Parish, LALA15,154204−13%

49Assumption Parish, LALA19,720193−19%

50Claiborne Parish, LALA13,354115+44%

51Jackson Parish, LALA15,834110+0%

52Franklin Parish, LALA19,002108+332%

53Concordia Parish, LALA17,83690−53%

54Tensas Parish, LALA3,70086+562%

55Winn Parish, LALA14,96181−60%

56Caldwell Parish, LALA9,34480−38%

57West Feliciana Parish, LALA15,13472−47%

58Madison Parish, LALA8,84468−38%

59Iberville Parish, LALA29,57957−81%

60Morehouse Parish, LALA23,70553−76%

61East Feliciana Parish, LALA18,91133–

62St. Helena Parish, LALA10,75830−51%

63East Carroll Parish, LALA6,7605−95%

SHOWING 1–63 OF 63

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