Counties in Louisiana by median age

Name: Counties in Louisiana by median age, 2021
Creator: U.S. Census Bureau
License: Public domain (US federal government work, citation requested)

Tensas Parish had the highest median age of 64 counties in 2021, at 44.8 years. Lincoln Parish had the lowest, at 28.3 years. The median was 38.4 years and the figure for Louisiana was 37.4 years. Source: the U.S. Census Bureau.

Highest44.8Tensas Parish

Lowest28.3Lincoln Parish

Median38.464 counties

Louisiana37.4History

Top 40 counties, 2021

CSV Chart (SVG)

years. Source: U.S. Census Bureau. Retrieved 2026-10-08.

Full ranking

Rank	Counties	2021 years
1	Tensas Parish	44.8
2	Cameron Parish	44.2
3	East Feliciana Parish	43.9
4	Pointe Coupee Parish	43.4
5	Bienville Parish	42.1
6	St. Helena Parish	42
7	West Feliciana Parish	41.9
8	Union Parish	41.7
9	Assumption Parish	41.6
9	Claiborne Parish	41.6
11	Sabine Parish	41.4
12	Webster Parish	41.2
13	Jackson Parish	41
14	Caldwell Parish	40.9
15	West Carroll Parish	40.8
16	Winn Parish	40.5
17	St. Tammany Parish	40.4
18	Morehouse Parish	40.3
19	St. James Parish	40
20	Washington Parish	39.8
21	Jefferson Parish	39.7
22	Iberville Parish	39.5
23	LaSalle Parish	39.3
23	St. Mary Parish	39.3
25	Avoyelles Parish	39.2
25	Richland Parish	39.2
27	De Soto Parish	39.1
28	Catahoula Parish	38.7
28	Lafourche Parish	38.7
28	St. Martin Parish	38.7
31	Vermilion Parish	38.6
32	Allen Parish	38.4
32	Franklin Parish	38.4
32	St. Charles Parish	38.4
35	Caddo Parish	38.3
36	Grant Parish	38.2
37	St. John the Baptist Parish	38
38	Orleans Parish	37.7
39	Rapides Parish	37.6
40	Red River Parish	37.5
41	Beauregard Parish	37.3
41	Iberia Parish	37.3
43	Jefferson Davis Parish	37.2
43	St. Landry Parish	37.2
45	Concordia Parish	37.1
46	Acadia Parish	36.8
46	Evangeline Parish	36.8
48	Livingston Parish	36.6
48	Terrebonne Parish	36.6
48	West Baton Rouge Parish	36.6
51	Ouachita Parish	36.4
52	Calcasieu Parish	36.3
53	Ascension Parish	36.2
54	Madison Parish	36.1
55	Plaquemines Parish	36
56	Lafayette Parish	35.8
57	Bossier Parish	35.6
57	Tangipahoa Parish	35.6
59	East Carroll Parish	35.1
60	St. Bernard Parish	35
61	East Baton Rouge Parish	34.5
62	Natchitoches Parish	33.7
63	Vernon Parish	30.7
64	Lincoln Parish	28.3

Other periods

2024
2023
2022
2021

About this ranking

Age that divides the resident population into two halves of equal size. Spain and the EU: on 1 January. United States: American Community Survey five-year estimate, where the period shown is the last year of the five-year span.

Every value in the ranking comes from the same publisher and the same period, so the counties are compared on one definition. Equal values share a rank.

How to cite

U.S. Census Bureau. American Community Survey 5-year estimates, table B01002: median age, total population. https://www2.census.gov/programs-surveys/acs/summary_file/2021/table-based-SF/data/5YRData/acsdt5y2021-b01002.dat. Retrieved 2026-10-08.

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Questions

Which county has the highest median age?

Tensas Parish, with 44.8 years in 2021, according to the U.S. Census Bureau.

Which county has the lowest median age?

Lincoln Parish, with 28.3 years in 2021.

Where does this ranking come from?

Every value comes from one source and one period, so the places are comparable: U.S. Census Bureau, American Community Survey 5-year estimates, table B01002: median age, total population. Retrieved 2026-10-08.