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

Population of Arizona, 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   2020  +1 +5

7,186,647 people lived in Arizona on July 1, 2020: the 14th-largest population among the 50 states and the District of Columbia. The median age was 38.8 years (United States: 38.7); more residents are 65 or older (18.7%) than under 15 (18.7%): an ageing, top-heavy pyramid. There were 98.0 men for every 100 women. Since 2010 the population has grown by 12.2%. Source: U.S. Census Bureau, Population Estimates Program, Vintage 2025 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, 2020
Population
7,186,647
Rank by population
14th of 51
Median age
38.8
Men per 100 women
98.0
Under 15
18.7%
15–64
62.6%
65 and over
18.7%
Child dependency
29.9
Old-age dependency
29.9
Change since 2010
+12.2%
Dependency ratios count children under 15 or adults 65 and over per 100 residents aged 15 to 64.
Show the population by age group, 2020
AgeMenWomenTotalShare
0-4213,495204,974418,4695.8%
5-9227,380218,187445,5676.2%
10-14246,142235,718481,8606.7%
15-19248,307238,579486,8866.8%
20-24248,225235,122483,3476.7%
25-29243,512231,196474,7086.6%
30-34236,666227,301463,9676.5%
35-39225,801220,939446,7406.2%
40-44209,175209,472418,6475.8%
45-49205,427209,170414,5975.8%
50-54204,957210,602415,5595.8%
55-59214,797229,546444,3436.2%
60-64211,973235,024446,9976.2%
65-69195,460222,957418,4175.8%
70-74176,816198,197375,0135.2%
75-79121,158137,873259,0313.6%
80-8472,24085,119157,3592.2%
85+54,68080,460135,1401.9%
How Arizona compares with similar-sized states, 2020
RankStateResidentsRelative
11 New Jersey 9,270,476
12 Virginia 8,637,303
13 Washington 7,726,812
14 Arizona 7,186,647
15 Massachusetts 6,985,320
16 Tennessee 6,927,736
17 Indiana 6,790,290
Frequently asked questions about Arizona's population
What is the population of Arizona?
Arizona had an estimated 7,186,647 residents on July 1, 2020, according to the U.S. Census Bureau, Population Estimates Program. That ranks 14th among the 51 states and the District of Columbia.
What is the median age in Arizona?
The median age in Arizona was 38.8 years in 2020, the 31st oldest of the 51 states and DC. That is 0.1 years older than the national median of 38.7.
How many people in Arizona are 65 or older?
About 1,344,960 residents of Arizona (18.7%) were 65 or older in 2020, against 18.7% under 15 and 62.6% aged 15 to 64.
What does the population pyramid of Arizona show?
In 2020, Arizona: more residents are 65 or older (18.7%) than under 15 (18.7%): an ageing, top-heavy pyramid. There were 98.0 men for every 100 women.
How fast is the population of Arizona changing?
The population of Arizona grew by 12.2% between 2010 and 2020, and by -1.4% in the last year.
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