RANKING · 2024 ACS · 64 SHOWN OF 64

Oldest by median age, Louisiana counties

Louisiana counties ranked by median age of residents (2024 ACS). This list covers the 64 counties in Louisiana that qualify, ranked against each other statewide.

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RELATEDLargest foreign-born population Most residents with a disability Largest veteran population Most uninsured people Largest senior population Most unmarried people

YEAR1990 2000 2010 2020 2024

RANKPLACESTATEPOPMEDIAN AGEVS 2000

01Tensas Parish, LALA3,70047.5+27%

02East Feliciana Parish, LALA18,91144.0+23%

03Bienville Parish, LALA12,26943.9+16%

04Pointe Coupee Parish, LALA19,52043.9+20%

05Union Parish, LALA20,56143.7+17%

06Cameron Parish, LALA4,71843.5+24%

07St. Helena Parish, LALA10,75843.0+23%

08Assumption Parish, LALA19,72042.8+25%

09West Feliciana Parish, LALA15,13442.7+17%

10Claiborne Parish, LALA13,35442.3+12%

11West Carroll Parish, LALA9,15642.1+13%

12Red River Parish, LALA7,16541.8+21%

13Sabine Parish, LALA21,83441.8+9%

14Jackson Parish, LALA15,83441.6+11%

15Webster Parish, LALA34,94841.1+8%

16Washington Parish, LALA44,93740.9+13%

17St. James Parish, LALA18,93840.8+20%

18St. Tammany Parish, LALA279,10840.5+12%

19Caldwell Parish, LALA9,34440.4+10%

20Iberville Parish, LALA29,57940.4+17%

21Morehouse Parish, LALA23,70540.4+13%

22Richland Parish, LALA19,58240.1+12%

23St. Martin Parish, LALA51,10640.1+20%

24Winn Parish, LALA14,96140.1+11%

25St. John the Baptist Parish, LALA39,87540.1+25%

26De Soto Parish, LALA27,38140.0+10%

27Jefferson Parish, LALA431,39840.0+11%

28Catahoula Parish, LALA8,22339.8+8%

29St. Mary Parish, LALA46,55239.7+16%

30St. Charles Parish, LALA50,58639.7+16%

31Caddo Parish, LALA224,22639.5+13%

32Lafourche Parish, LALA95,50539.4+16%

33Franklin Parish, LALA19,00239.2+9%

34Vermilion Parish, LALA57,67139.1+11%

35Avoyelles Parish, LALA37,94139.0+11%

36Orleans Parish, LALA362,15438.8+17%

37Concordia Parish, LALA17,83638.4+4%

38Grant Parish, LALA22,07538.4+8%

39Iberia Parish, LALA66,84638.3+15%

40Evangeline Parish, LALA31,98038.2+13%

41Jefferson Davis Parish, LALA31,47138.1+10%

42Terrebonne Parish, LALA104,16338.0+15%

43Rapides Parish, LALA125,87737.9+7%

44St. Landry Parish, LALA80,76537.8+9%

45Plaquemines Parish, LALA22,25637.5+11%

46Allen Parish, LALA22,67237.4+7%

47Calcasieu Parish, LALA208,46637.4+8%

48Beauregard Parish, LALA36,67337.2+5%

49Acadia Parish, LALA57,03237.1+10%

50East Carroll Parish, LALA6,76037.1+20%

51Bossier Parish, LALA131,86736.7+9%

52Ascension Parish, LALA135,10536.6+14%

53LaSalle Parish, LALA15,15436.6+1%

54Ouachita Parish, LALA158,54236.6+13%

55West Baton Rouge Parish, LALA28,75636.6+8%

56Lafayette Parish, LALA257,94936.5+13%

57Livingston Parish, LALA155,03636.4+11%

58St. Bernard Parish, LALA45,64236.2−1%

59Tangipahoa Parish, LALA141,34635.9+11%

60Madison Parish, LALA8,84435.3+18%

61East Baton Rouge Parish, LALA456,18034.1+8%

62Natchitoches Parish, LALA36,08933.4+11%

63Vernon Parish, LALA45,09132.4+14%

64Lincoln Parish, LALA48,36028.6+8%

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UPDATED 2026-07-15 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES