Maricopa County Historical Age Data
ACS 2010-2014 data
Total population: 3,947,382
Median Age (
see rank)
| Maricopa County | 35.30 years old |
| Arizona | 36.50 years old |
| U.S. | 37.40 years old |
Median Age, Male (
see rank)
| Maricopa County | 34.20 years old |
| Arizona | 35.30 years old |
| U.S. | 36.10 years old |
Median Age, Female (
see rank)
| Maricopa County | 36.40 years old |
| Arizona | 37.80 years old |
| U.S. | 38.80 years old |
| | Maricopa County | % of the Total Population | Arizona | U.S. |
| Under 5 years | 275,242 | 6.97%, see rank | 6.72% | 6.36% |
| 5 to 9 years | 285,385 | 7.23%, see rank | 6.92% | 6.51% |
| 10 to 14 years | 283,451 | 7.18%, see rank | 6.95% | 6.59% |
| 15 to 19 years | 273,494 | 6.93%, see rank | 6.93% | 6.85% |
| 20 to 24 years | 279,218 | 7.07%, see rank | 7.19% | 7.13% |
| 25 to 34 years | 558,791 | 14.16%, see rank | 13.33% | 13.47% |
| 35 to 44 years | 533,824 | 13.52%, see rank | 12.64% | 12.96% |
| 45 to 54 years | 516,327 | 13.08%, see rank | 12.81% | 14.09% |
| 55 to 64 years | 428,114 | 10.85%, see rank | 11.66% | 12.29% |
| 65 to 74 years | 290,795 | 7.37%, see rank | 8.52% | 7.64% |
| 75 to 84 | 159,128 | 4.03%, see rank | 4.60% | 4.25% |
| 85 years and over | 63,613 | 1.61%, see rank | 1.73% | 1.85% |
US Census 2010 data
Total population: 3,817,117
Median Age (
see rank)
| Maricopa County | 34.60 years old |
| Arizona | 35.90 years old |
| U.S. | 37.20 years old |
Median Age, Male (
see rank)
| Maricopa County | 33.50 years old |
| Arizona | 34.80 years old |
| U.S. | 35.80 years old |
Median Age, Female (
see rank)
| Maricopa County | 35.70 years old |
| Arizona | 37.20 years old |
| U.S. | 38.50 years old |
| | Maricopa County | % of the Total Population | Arizona | U.S. |
| Under 5 years | 282,770 | 7.41%, see rank | 7.13% | 6.54% |
| 5 to 9 years | 282,709 | 7.41%, see rank | 7.10% | 6.59% |
| 10 to 14 years | 277,228 | 7.26%, see rank | 7.02% | 6.70% |
| 15 to 19 years | 276,899 | 7.25%, see rank | 7.22% | 7.14% |
| 20 to 24 years | 266,872 | 6.99%, see rank | 6.92% | 6.99% |
| 25 to 34 years | 541,126 | 14.18%, see rank | 13.40% | 13.30% |
| 35 to 44 years | 524,598 | 13.74%, see rank | 12.87% | 13.30% |
| 45 to 54 years | 503,965 | 13.20%, see rank | 13.18% | 14.58% |
| 55 to 64 years | 398,309 | 10.43%, see rank | 11.36% | 11.82% |
| 65 to 74 years | 255,388 | 6.69%, see rank | 7.79% | 7.03% |
| 75 to 84 | 148,199 | 3.88%, see rank | 4.39% | 4.23% |
| 85 years and over | 59,054 | 1.55%, see rank | 1.62% | 1.78% |
ACS 2008-2012 data
Total population: 3,841,819
Median Age (
see rank)
| Maricopa County | 34.60 years old |
| Arizona | 36.00 years old |
| U.S. | 37.20 years old |
Median Age, Male (
see rank)
| Maricopa County | 33.50 years old |
| Arizona | 34.80 years old |
| U.S. | 35.80 years old |
Median Age, Female (
see rank)
| Maricopa County | 35.80 years old |
| Arizona | 37.20 years old |
| U.S. | 38.50 years old |
| | Maricopa County | % of the Total Population | Arizona | U.S. |
| Under 5 years | 284,400 | 7.40%, see rank | 7.10% | 6.51% |
| 5 to 9 years | 281,058 | 7.32%, see rank | 7.00% | 6.57% |
| 10 to 14 years | 279,033 | 7.26%, see rank | 7.02% | 6.68% |
| 15 to 19 years | 273,625 | 7.12%, see rank | 7.11% | 7.09% |
| 20 to 24 years | 272,305 | 7.09%, see rank | 7.03% | 7.04% |
| 25 to 34 years | 549,662 | 14.31%, see rank | 13.47% | 13.32% |
| 35 to 44 years | 528,091 | 13.75%, see rank | 12.89% | 13.34% |
| 45 to 54 years | 502,692 | 13.08%, see rank | 13.05% | 14.44% |
| 55 to 64 years | 401,045 | 10.44%, see rank | 11.36% | 11.84% |
| 65 to 74 years | 259,734 | 6.76%, see rank | 7.88% | 7.12% |
| 75 to 84 | 153,081 | 3.98%, see rank | 4.44% | 4.25% |
| 85 years and over | 57,093 | 1.49%, see rank | 1.63% | 1.78% |
ACS 2006-2010 data
Total population: 3,751,410
Median Age (
see rank)
| Maricopa County | 34.10 years old |
| Arizona | 35.50 years old |
| U.S. | 36.90 years old |
Median Age, Male (
see rank)
| Maricopa County | 33.00 years old |
| Arizona | 34.30 years old |
| U.S. | 35.60 years old |
Median Age, Female (
see rank)
| Maricopa County | 35.20 years old |
| Arizona | 36.60 years old |
| U.S. | 38.10 years old |
| | Maricopa County | % of the Total Population | Arizona | U.S. |
| Under 5 years | 293,114 | 7.81%, see rank | 7.41% | 6.62% |
| 5 to 9 years | 278,364 | 7.42%, see rank | 7.05% | 6.62% |
| 10 to 14 years | 269,601 | 7.19%, see rank | 7.05% | 6.79% |
| 15 to 19 years | 270,284 | 7.20%, see rank | 7.25% | 7.28% |
| 20 to 24 years | 264,008 | 7.04%, see rank | 6.93% | 6.98% |
| 25 to 34 years | 548,730 | 14.63%, see rank | 13.66% | 13.22% |
| 35 to 44 years | 528,928 | 14.10%, see rank | 13.26% | 13.89% |
| 45 to 54 years | 486,559 | 12.97%, see rank | 13.13% | 14.57% |
| 55 to 64 years | 374,358 | 9.98%, see rank | 10.92% | 11.28% |
| 65 to 74 years | 235,898 | 6.29%, see rank | 7.40% | 6.74% |
| 75 to 84 | 148,184 | 3.95%, see rank | 4.42% | 4.30% |
| 85 years and over | 53,382 | 1.42%, see rank | 1.52% | 1.70% |
ACS 2005-2009 data
Total population: 3,855,521
Median Age (
see rank)
| Maricopa County | 33.30 years old |
| Arizona | 34.80 years old |
| U.S. | 36.50 years old |
Median Age, Male (
see rank)
| Maricopa County | 32.30 years old |
| Arizona | 33.60 years old |
| U.S. | 35.20 years old |
Median Age, Female (
see rank)
| Maricopa County | 34.30 years old |
| Arizona | 36.00 years old |
| U.S. | 37.90 years old |
| | Maricopa County | % of the Total Population | Arizona | U.S. |
| Under 5 years | 324,449 | 8.42%, see rank | 7.93% | 6.92% |
| 5 to 9 years | 290,395 | 7.53%, see rank | 7.16% | 6.59% |
| 10 to 14 years | 279,512 | 7.25%, see rank | 7.12% | 6.83% |
| 15 to 19 years | 256,394 | 6.65%, see rank | 6.82% | 7.15% |
| 20 to 24 years | 260,159 | 6.75%, see rank | 6.74% | 7.02% |
| 25 to 34 years | 615,788 | 15.97%, see rank | 14.54% | 13.42% |
| 35 to 44 years | 558,174 | 14.48%, see rank | 13.57% | 14.18% |
| 45 to 54 years | 488,233 | 12.66%, see rank | 12.95% | 14.48% |
| 55 to 64 years | 358,381 | 9.30%, see rank | 10.30% | 10.81% |
| 65 to 74 years | 214,047 | 5.55%, see rank | 6.65% | 6.50% |
| 75 to 84 | 155,396 | 4.03%, see rank | 4.68% | 4.40% |
| 85 years and over | 54,593 | 1.42%, see rank | 1.54% | 1.71% |
US Census 2000 data
Total population: 3,072,149
Median Age (
see rank)
| Maricopa County | 33.00 years old |
| Arizona | 34.20 years old |
| U.S. | 35.30 years old |
Median Age, Male (
see rank)
| Maricopa County | 31.80 years old |
| Arizona | 32.90 years old |
| U.S. | 34.00 years old |
Median Age, Female (
see rank)
| Maricopa County | 34.30 years old |
| Arizona | 35.50 years old |
| U.S. | 36.50 years old |
| | Maricopa County | % of the Total Population | Arizona | U.S. |
| Under 5 years | 241,974 | 7.88%, see rank | 7.45% | 6.81% |
| 5 to 9 years | 238,222 | 7.75%, see rank | 7.60% | 7.30% |
| 10 to 14 years | 222,056 | 7.23%, see rank | 7.37% | 7.29% |
| 15 to 19 years | 214,672 | 6.99%, see rank | 7.17% | 7.18% |
| 20 to 24 years | 224,444 | 7.31%, see rank | 7.07% | 6.74% |
| 25 to 34 years | 488,329 | 15.90%, see rank | 14.48% | 14.18% |
| 35 to 44 years | 475,907 | 15.49%, see rank | 14.98% | 16.04% |
| 45 to 54 years | 366,464 | 11.93%, see rank | 12.24% | 13.39% |
| 55 to 64 years | 241,102 | 7.85%, see rank | 8.62% | 8.63% |
| 65 to 74 years | 188,816 | 6.15%, see rank | 7.09% | 6.54% |
| 75 to 84 | 130,036 | 4.23%, see rank | 4.59% | 4.39% |
| 85 years and over | 40,127 | 1.31%, see rank | 1.34% | 1.51% |
* ACS stands for U.S. Census American Community Survey. According to the U.S. Census, if the date is a range, you can interpret the data as an average of the period of time.
