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

Population of Kansas, 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

2,910,717 people lived in Kansas on July 1, 2015: the 34th-largest population among the 50 states and the District of Columbia. The median age was 36.2 years (United States: 37.8); children under 15 (20.6%) clearly outnumber residents 65 and older (14.6%): a relatively young population. There were 99.3 men for every 100 women. Since 2010 the population has grown by 1.8%. 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
2,910,717
Rank by population
34th of 51
Median age
36.2
Men per 100 women
99.3
Under 15
20.6%
15–64
64.8%
65 and over
14.6%
Child dependency
31.9
Old-age dependency
22.5
Change since 2010
+1.8%
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
0-4100,79196,501197,2926.8%
5-9104,30499,622203,9267.0%
10-14102,28497,551199,8356.9%
15-19103,68896,908200,5966.9%
20-24116,747105,150221,8977.6%
25-2999,45592,268191,7236.6%
30-3498,98996,084195,0736.7%
35-3991,20588,408179,6136.2%
40-4484,32382,648166,9715.7%
45-4984,74983,997168,7465.8%
50-5495,22997,228192,4576.6%
55-5995,51799,541195,0586.7%
60-6484,34888,210172,5585.9%
65-6967,09171,057138,1484.7%
70-7445,05351,76496,8173.3%
75-7931,75539,38671,1412.4%
80-8422,65132,00754,6581.9%
85+22,01642,19264,2082.2%
How Kansas compares with similar-sized states, 2015
RankStateResidentsRelative
31 Mississippi 2,990,231
32 Utah 2,983,626
33 Arkansas 2,979,732
34 Kansas 2,910,717
35 Nevada 2,868,531
36 New Mexico 2,090,071
37 Nebraska 1,892,059
Frequently asked questions about Kansas's population
What is the population of Kansas?
Kansas had an estimated 2,910,717 residents on July 1, 2015, according to the U.S. Census Bureau, Population Estimates Program. That ranks 34th among the 51 states and the District of Columbia.
What is the median age in Kansas?
The median age in Kansas was 36.2 years in 2015, the 43rd oldest of the 51 states and DC. That is 1.6 years younger than the national median of 37.8.
How many people in Kansas are 65 or older?
About 424,972 residents of Kansas (14.6%) were 65 or older in 2015, against 20.6% under 15 and 64.8% aged 15 to 64.
What does the population pyramid of Kansas show?
In 2015, Kansas: children under 15 (20.6%) clearly outnumber residents 65 and older (14.6%): a relatively young population. There were 99.3 men for every 100 women.
How fast is the population of Kansas changing?
The population of Kansas grew by 1.8% between 2010 and 2015, and by 0.3% in the last year.
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