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

Population of Indiana, 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

6,611,442 people lived in Indiana on July 1, 2015: the 16th-largest population among the 50 states and the District of Columbia. The median age was 37.5 years (United States: 37.8); children under 15 (19.7%) clearly outnumber residents 65 and older (14.6%): a relatively young population. There were 97.2 men for every 100 women. Since 2010 the population has grown by 1.9%. 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
6,611,442
Rank by population
16th of 51
Median age
37.5
Men per 100 women
97.2
Under 15
19.7%
15–64
65.6%
65 and over
14.6%
Child dependency
30.1
Old-age dependency
22.3
Change since 2010
+1.9%
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
0-4215,241204,637419,8786.4%
5-9223,700214,721438,4216.6%
10-14228,486217,900446,3866.8%
15-19233,301222,790456,0916.9%
20-24248,793238,233487,0267.4%
25-29215,456212,369427,8256.5%
30-34210,197209,731419,9286.4%
35-39204,705204,681409,3866.2%
40-44205,286205,397410,6836.2%
45-49208,347208,904417,2516.3%
50-54226,226232,259458,4856.9%
55-59223,694231,841455,5356.9%
60-64192,412205,321397,7336.0%
65-69154,793171,510326,3034.9%
70-74106,266124,826231,0923.5%
75-7972,02592,331164,3562.5%
80-8447,23969,848117,0871.8%
85+42,07085,906127,9761.9%
How Indiana compares with similar-sized states, 2015
RankStateResidentsRelative
13 Washington 7,167,287
14 Arizona 6,832,810
15 Massachusetts 6,797,484
16 Indiana 6,611,442
17 Tennessee 6,595,354
18 Missouri 6,075,411
19 Maryland 5,988,528
Frequently asked questions about Indiana's population
What is the population of Indiana?
Indiana had an estimated 6,611,442 residents on July 1, 2015, according to the U.S. Census Bureau, Population Estimates Program. That ranks 16th among the 51 states and the District of Columbia.
What is the median age in Indiana?
The median age in Indiana was 37.5 years in 2015, the 33rd oldest of the 51 states and DC. That is 0.3 years younger than the national median of 37.8.
How many people in Indiana are 65 or older?
About 966,814 residents of Indiana (14.6%) were 65 or older in 2015, against 19.7% under 15 and 65.6% aged 15 to 64.
What does the population pyramid of Indiana show?
In 2015, Indiana: children under 15 (19.7%) clearly outnumber residents 65 and older (14.6%): a relatively young population. There were 97.2 men for every 100 women.
How fast is the population of Indiana changing?
The population of Indiana grew by 1.9% between 2010 and 2015, and by 0.2% in the last year.
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