Share of the population by age and sex, five-year groups

Population of Louisiana, 2010–2025 · click to pick a year
Estimates up to 2019 are built on the 2010 Census, those from 2020 on the 2020 Census. A line that steps up or down between 2019 and 2020 reflects this re-basing, not a sudden change in population.

Year

-5 -1   2015  +1 +5

4,666,998 people lived in Louisiana on July 1, 2015: the 25th-largest population among the 50 states and the District of Columbia. The median age was 36.4 years (United States: 37.8); children under 15 (19.9%) clearly outnumber residents 65 and older (14.0%): a relatively young population. There were 95.8 men for every 100 women. Since 2010 the population has grown by 2.7%. Source: U.S. Census Bureau, Population Estimates Program, Vintage 2020 estimates (resident population on July 1; public domain). Median age, shares, dependency ratios and rankings are calculated by PopulationPyramid.net from these estimates; the Census Bureau does not endorse this site.

Key indicators, 2015
Population
4,666,998
Rank by population
25th of 51
Median age
36.4
Men per 100 women
95.8
Under 15
19.9%
15–64
66.0%
65 and over
14.0%
Child dependency
30.2
Old-age dependency
21.3
Change since 2010
+2.7%
Dependency ratios count children under 15 or adults 65 and over per 100 residents aged 15 to 64.
Show the population by age group, 2015
AgeMenWomenTotalShare
0-4159,172152,645311,8176.7%
5-9159,241153,520312,7616.7%
10-14155,663149,264304,9276.5%
15-19153,053147,411300,4646.4%
20-24172,770167,960340,7307.3%
25-29173,259171,741345,0007.4%
30-34164,954166,211331,1657.1%
35-39146,332148,350294,6826.3%
40-44135,183138,349273,5325.9%
45-49138,974145,229284,2036.1%
50-54153,531162,873316,4046.8%
55-59153,412164,226317,6386.8%
60-64132,706145,735278,4416.0%
65-69106,906120,331227,2374.9%
70-7472,50687,252159,7583.4%
75-7948,97564,141113,1162.4%
80-8431,36247,32378,6851.7%
85+25,82850,61076,4381.6%
How Louisiana compares with similar-sized states, 2015
RankStateResidentsRelative
22 Colorado 5,454,328
23 South Carolina 4,896,006
24 Alabama 4,854,803
25 Louisiana 4,666,998
26 Kentucky 4,429,126
27 Oregon 4,018,542
28 Oklahoma 3,910,518
Frequently asked questions about Louisiana's population
What is the population of Louisiana?
Louisiana had an estimated 4,666,998 residents on July 1, 2015, according to the U.S. Census Bureau, Population Estimates Program. That ranks 25th among the 51 states and the District of Columbia.
What is the median age in Louisiana?
The median age in Louisiana was 36.4 years in 2015, the 40th oldest of the 51 states and DC. That is 1.4 years younger than the national median of 37.8.
How many people in Louisiana are 65 or older?
About 655,234 residents of Louisiana (14.0%) were 65 or older in 2015, against 19.9% under 15 and 66.0% aged 15 to 64.
What does the population pyramid of Louisiana show?
In 2015, Louisiana: children under 15 (19.9%) clearly outnumber residents 65 and older (14.0%): a relatively young population. There were 95.8 men for every 100 women.
How fast is the population of Louisiana changing?
The population of Louisiana grew by 2.7% between 2010 and 2015, and by 0.5% in the last year.
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