Iowa Historical Age Data
ACS 2010-2014 data
Total population: 3,078,116
Median Age (
see rank)
Iowa | 38.00 years old |
U.S. | 37.40 years old |
Median Age, Male (
see rank)
Iowa | 36.70 years old |
U.S. | 36.10 years old |
Median Age, Female (
see rank)
Iowa | 39.40 years old |
U.S. | 38.80 years old |
| Iowa | % of the Total Population | U.S. |
Under 5 years | 196,675 | 6.39%, see rank | 6.36% |
5 to 9 years | 203,636 | 6.62%, see rank | 6.51% |
10 to 14 years | 202,629 | 6.58%, see rank | 6.59% |
15 to 19 years | 214,364 | 6.96%, see rank | 6.85% |
20 to 24 years | 221,870 | 7.21%, see rank | 7.13% |
25 to 34 years | 389,330 | 12.65%, see rank | 13.47% |
35 to 44 years | 363,234 | 11.80%, see rank | 12.96% |
45 to 54 years | 422,481 | 13.73%, see rank | 14.09% |
55 to 64 years | 393,919 | 12.80%, see rank | 12.29% |
65 to 74 years | 240,304 | 7.81%, see rank | 7.64% |
75 to 84 | 153,423 | 4.98%, see rank | 4.25% |
85 years and over | 76,251 | 2.48%, see rank | 1.85% |
US Census 2010 data
Total population: 3,046,355
Median Age (
see rank)
Iowa | 38.10 years old |
U.S. | 37.20 years old |
Median Age, Male (
see rank)
Iowa | 36.60 years old |
U.S. | 35.80 years old |
Median Age, Female (
see rank)
Iowa | 39.50 years old |
U.S. | 38.50 years old |
| Iowa | % of the Total Population | U.S. |
Under 5 years | 202,123 | 6.63%, see rank | 6.54% |
5 to 9 years | 200,646 | 6.59%, see rank | 6.59% |
10 to 14 years | 200,904 | 6.59%, see rank | 6.70% |
15 to 19 years | 216,837 | 7.12%, see rank | 7.14% |
20 to 24 years | 213,350 | 7.00%, see rank | 6.99% |
25 to 34 years | 382,583 | 12.56%, see rank | 13.30% |
35 to 44 years | 364,548 | 11.97%, see rank | 13.30% |
45 to 54 years | 439,726 | 14.43%, see rank | 14.58% |
55 to 64 years | 372,750 | 12.24%, see rank | 11.82% |
65 to 74 years | 224,656 | 7.37%, see rank | 7.03% |
75 to 84 | 153,574 | 5.04%, see rank | 4.23% |
85 years and over | 74,658 | 2.45%, see rank | 1.78% |
ACS 2008-2012 data
Total population: 3,047,646
Median Age (
see rank)
Iowa | 38.00 years old |
U.S. | 37.20 years old |
Median Age, Male (
see rank)
Iowa | 36.60 years old |
U.S. | 35.80 years old |
Median Age, Female (
see rank)
Iowa | 39.40 years old |
U.S. | 38.50 years old |
| Iowa | % of the Total Population | U.S. |
Under 5 years | 198,875 | 6.53%, see rank | 6.51% |
5 to 9 years | 200,624 | 6.58%, see rank | 6.57% |
10 to 14 years | 201,194 | 6.60%, see rank | 6.68% |
15 to 19 years | 217,622 | 7.14%, see rank | 7.09% |
20 to 24 years | 215,702 | 7.08%, see rank | 7.04% |
25 to 34 years | 382,625 | 12.55%, see rank | 13.32% |
35 to 44 years | 366,342 | 12.02%, see rank | 13.34% |
45 to 54 years | 435,145 | 14.28%, see rank | 14.44% |
55 to 64 years | 374,073 | 12.27%, see rank | 11.84% |
65 to 74 years | 226,947 | 7.45%, see rank | 7.12% |
75 to 84 | 154,738 | 5.08%, see rank | 4.25% |
85 years and over | 73,759 | 2.42%, see rank | 1.78% |
ACS 2006-2010 data
Total population: 3,016,267
Median Age (
see rank)
Iowa | 38.00 years old |
U.S. | 36.90 years old |
Median Age, Male (
see rank)
Iowa | 36.60 years old |
U.S. | 35.60 years old |
Median Age, Female (
see rank)
Iowa | 39.30 years old |
U.S. | 38.10 years old |
| Iowa | % of the Total Population | U.S. |
Under 5 years | 197,946 | 6.56%, see rank | 6.62% |
5 to 9 years | 198,100 | 6.57%, see rank | 6.62% |
10 to 14 years | 200,290 | 6.64%, see rank | 6.79% |
15 to 19 years | 219,572 | 7.28%, see rank | 7.28% |
20 to 24 years | 215,347 | 7.14%, see rank | 6.98% |
25 to 34 years | 369,537 | 12.25%, see rank | 13.22% |
35 to 44 years | 378,769 | 12.56%, see rank | 13.89% |
45 to 54 years | 440,714 | 14.61%, see rank | 14.57% |
55 to 64 years | 349,362 | 11.58%, see rank | 11.28% |
65 to 74 years | 217,428 | 7.21%, see rank | 6.74% |
75 to 84 | 157,937 | 5.24%, see rank | 4.30% |
85 years and over | 71,265 | 2.36%, see rank | 1.70% |
ACS 2005-2009 data
Total population: 2,978,880
Median Age (
see rank)
Iowa | 37.90 years old |
U.S. | 36.50 years old |
Median Age, Male (
see rank)
Iowa | 36.50 years old |
U.S. | 35.20 years old |
Median Age, Female (
see rank)
Iowa | 39.30 years old |
U.S. | 37.90 years old |
| Iowa | % of the Total Population | U.S. |
Under 5 years | 196,912 | 6.61%, see rank | 6.92% |
5 to 9 years | 190,079 | 6.38%, see rank | 6.59% |
10 to 14 years | 196,226 | 6.59%, see rank | 6.83% |
15 to 19 years | 219,452 | 7.37%, see rank | 7.15% |
20 to 24 years | 227,958 | 7.65%, see rank | 7.02% |
25 to 34 years | 354,546 | 11.90%, see rank | 13.42% |
35 to 44 years | 385,827 | 12.95%, see rank | 14.18% |
45 to 54 years | 438,321 | 14.71%, see rank | 14.48% |
55 to 64 years | 330,823 | 11.11%, see rank | 10.81% |
65 to 74 years | 209,995 | 7.05%, see rank | 6.50% |
75 to 84 | 157,808 | 5.30%, see rank | 4.40% |
85 years and over | 70,933 | 2.38%, see rank | 1.71% |
US Census 2000 data
Total population: 2,926,324
Median Age (
see rank)
Iowa | 36.60 years old |
U.S. | 35.30 years old |
Median Age, Male (
see rank)
Iowa | 35.20 years old |
U.S. | 34.00 years old |
Median Age, Female (
see rank)
Iowa | 38.00 years old |
U.S. | 36.50 years old |
| Iowa | % of the Total Population | U.S. |
Under 5 years | 188,413 | 6.44%, see rank | 6.81% |
5 to 9 years | 202,603 | 6.92%, see rank | 7.30% |
10 to 14 years | 210,547 | 7.19%, see rank | 7.29% |
15 to 19 years | 226,420 | 7.74%, see rank | 7.18% |
20 to 24 years | 203,663 | 6.96%, see rank | 6.74% |
25 to 34 years | 363,060 | 12.41%, see rank | 14.18% |
35 to 44 years | 445,199 | 15.21%, see rank | 16.04% |
45 to 54 years | 392,794 | 13.42%, see rank | 13.39% |
55 to 64 years | 257,412 | 8.80%, see rank | 8.63% |
65 to 74 years | 211,935 | 7.24%, see rank | 6.54% |
75 to 84 | 159,160 | 5.44%, see rank | 4.39% |
85 years and over | 65,118 | 2.23%, see rank | 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.