RANKING · 2024 ACS · 64 SHOWN OF 64

Youngest by median age, Louisiana counties

Louisiana counties with the youngest median age (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: Madison Parish, LA, up 13 places to #5.

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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

01Lincoln Parish, LALA48,36028.6+8%

02Vernon Parish, LALA45,09132.4+14%

03▲12Natchitoches Parish, LALA36,08933.4+11%

04East Baton Rouge Parish, LALA456,18034.1+8%

05▲13Madison Parish, LALA8,84435.3+18%

06▲5Tangipahoa Parish, LALA141,34635.9+11%

07▼4St. Bernard Parish, LALA45,64236.2−1%

08▲4Livingston Parish, LALA155,03636.4+11%

09Lafayette Parish, LALA257,94936.5+13%

10▼4Ascension Parish, LALA135,10536.6+14%

11▲6LaSalle Parish, LALA15,15436.6+1%

12▼2Ouachita Parish, LALA158,54236.6+13%

13▲3West Baton Rouge Parish, LALA28,75636.6+8%

14▼7Bossier Parish, LALA131,86736.7+9%

15▲9Acadia Parish, LALA57,03237.1+10%

16▼11East Carroll Parish, LALA6,76037.1+20%

17▲5Beauregard Parish, LALA36,67337.2+5%

18▲13Allen Parish, LALA22,67237.4+7%

19▼5Calcasieu Parish, LALA208,46637.4+8%

20▼7Plaquemines Parish, LALA22,25637.5+11%

21▲11St. Landry Parish, LALA80,76537.8+9%

22▲4Rapides Parish, LALA125,87737.9+7%

23▼4Terrebonne Parish, LALA104,16338.0+15%

24▼3Jefferson Davis Parish, LALA31,47138.1+10%

25▲4Evangeline Parish, LALA31,98038.2+13%

26▼1Iberia Parish, LALA66,84638.3+15%

27▲8Concordia Parish, LALA17,83638.4+4%

28▲2Grant Parish, LALA22,07538.4+8%

29▼21Orleans Parish, LALA362,15438.8+17%

30▲11Avoyelles Parish, LALA37,94139.0+11%

31▼4Vermilion Parish, LALA57,67139.1+11%

32▲7Franklin Parish, LALA19,00239.2+9%

33▼13Lafourche Parish, LALA95,50539.4+16%

34▼6Caddo Parish, LALA224,22639.5+13%

35▲3St. Mary Parish, LALA46,55239.7+16%

36▼13St. Charles Parish, LALA50,58639.7+16%

37▲9Catahoula Parish, LALA8,22339.8+8%

38▲9De Soto Parish, LALA27,38140.0+10%

39▼5Jefferson Parish, LALA431,39840.0+11%

40Richland Parish, LALA19,58240.1+12%

41▼4St. Martin Parish, LALA51,10640.1+20%

42▼6Winn Parish, LALA14,96140.1+11%

43▼10St. John the Baptist Parish, LALA39,87540.1+25%

44▲1Caldwell Parish, LALA9,34440.4+10%

45▲4Iberville Parish, LALA29,57940.4+17%

46▲7Morehouse Parish, LALA23,70540.4+13%

47▼3St. Tammany Parish, LALA279,10840.5+12%

48▼5St. James Parish, LALA18,93840.8+20%

49▼1Washington Parish, LALA44,93740.9+13%

50▲5Webster Parish, LALA34,94841.1+8%

51▲1Jackson Parish, LALA15,83441.6+11%

52▼10Red River Parish, LALA7,16541.8+21%

53▲3Sabine Parish, LALA21,83441.8+9%

54▲4West Carroll Parish, LALA9,15642.1+13%

55▲7Claiborne Parish, LALA13,35442.3+12%

56▲5West Feliciana Parish, LALA15,13442.7+17%

57▼3Assumption Parish, LALA19,72042.8+25%

58▼8St. Helena Parish, LALA10,75843.0+23%

59▼8Cameron Parish, LALA4,71843.5+24%

60Union Parish, LALA20,56143.7+17%

61▼4Bienville Parish, LALA12,26943.9+16%

62▼3Pointe Coupee Parish, LALA19,52043.9+20%

63East Feliciana Parish, LALA18,91144.0+23%

64Tensas Parish, LALA3,70047.5+27%

SHOWING 1–64 OF 64

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