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. The median across all 64 is 39.4. Biggest climber in the top 100 since 2020: Orleans Parish, LA, up 23 places to #36.

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SAME RANKING BYCities States Metros ZIP codes

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%

03▲5Bienville Parish, LALA12,26943.9+16%

04▲3Pointe Coupee Parish, LALA19,52043.9+20%

05▼1Union Parish, LALA20,56143.7+17%

06▲8Cameron Parish, LALA4,71843.5+24%

07▲8St. Helena Parish, LALA10,75843.0+23%

08▲3Assumption Parish, LALA19,72042.8+25%

09▼4West Feliciana Parish, LALA15,13442.7+17%

10▼7Claiborne Parish, LALA13,35442.3+12%

11▼5West Carroll Parish, LALA9,15642.1+13%

12▲12Red River Parish, LALA7,16541.8+21%

13▼4Sabine Parish, LALA21,83441.8+9%

14▼1Jackson Parish, LALA15,83441.6+11%

15▼5Webster Parish, LALA34,94841.1+8%

16▲3Washington Parish, LALA44,93740.9+13%

17▲5St. James Parish, LALA18,93840.8+20%

18▲3St. Tammany Parish, LALA279,10840.5+12%

19▲1Caldwell Parish, LALA9,34440.4+10%

20▼4Iberville Parish, LALA29,57940.4+17%

21▼9Morehouse Parish, LALA23,70540.4+13%

22▲4Richland Parish, LALA19,58240.1+12%

23▲4St. Martin Parish, LALA51,10640.1+20%

24▲6Winn Parish, LALA14,96140.1+11%

25▲7St. John the Baptist Parish, LALA39,87540.1+25%

26▼8De Soto Parish, LALA27,38140.0+10%

27▲4Jefferson Parish, LALA431,39840.0+11%

28▼11Catahoula Parish, LALA8,22339.8+8%

29▼1St. Mary Parish, LALA46,55239.7+16%

30▲13St. Charles Parish, LALA50,58639.7+16%

31▲4Caddo Parish, LALA224,22639.5+13%

32▲13Lafourche Parish, LALA95,50539.4+16%

33▼8Franklin Parish, LALA19,00239.2+9%

34▲6Vermilion Parish, LALA57,67139.1+11%

35▼12Avoyelles Parish, LALA37,94139.0+11%

36▲23Orleans Parish, LALA362,15438.8+17%

37▼8Concordia Parish, LALA17,83638.4+4%

38▼1Grant Parish, LALA22,07538.4+8%

39▼1Iberia Parish, LALA66,84638.3+15%

40▼4Evangeline Parish, LALA31,98038.2+13%

41▲3Jefferson Davis Parish, LALA31,47138.1+10%

42▲6Terrebonne Parish, LALA104,16338.0+15%

43▼4Rapides Parish, LALA125,87737.9+7%

44▼10St. Landry Parish, LALA80,76537.8+9%

45▲7Plaquemines Parish, LALA22,25637.5+11%

46▼13Allen Parish, LALA22,67237.4+7%

47▲4Calcasieu Parish, LALA208,46637.4+8%

48▼6Beauregard Parish, LALA36,67337.2+5%

49▼8Acadia Parish, LALA57,03237.1+10%

50▲10East Carroll Parish, LALA6,76037.1+20%

51▲7Bossier Parish, LALA131,86736.7+9%

52▲5Ascension Parish, LALA135,10536.6+14%

53▼7LaSalle Parish, LALA15,15436.6+1%

54▲2Ouachita Parish, LALA158,54236.6+13%

55▼6West Baton Rouge Parish, LALA28,75636.6+8%

56▼1Lafayette Parish, LALA257,94936.5+13%

57▼3Livingston Parish, LALA155,03636.4+11%

58▲4St. Bernard Parish, LALA45,64236.2−1%

59▼6Tangipahoa Parish, LALA141,34635.9+11%

60▼13Madison Parish, LALA8,84435.3+18%

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

62▼12Natchitoches Parish, LALA36,08933.4+11%

63Vernon Parish, LALA45,09132.4+14%

64Lincoln Parish, LALA48,36028.6+8%

SHOWING 1–64 OF 64

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UPDATED 2026-09-11 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES