Montana Historical Age Data
ACS 2010-2014 data
Total population: 1,006,370
Median Age (
see rank)
Montana | 39.80 years old |
U.S. | 37.40 years old |
Median Age, Male (
see rank)
Montana | 38.60 years old |
U.S. | 36.10 years old |
Median Age, Female (
see rank)
Montana | 40.90 years old |
U.S. | 38.80 years old |
| Montana | % of the Total Population | U.S. |
Under 5 years | 61,102 | 6.07%, see rank | 6.36% |
5 to 9 years | 64,285 | 6.39%, see rank | 6.51% |
10 to 14 years | 60,387 | 6.00%, see rank | 6.59% |
15 to 19 years | 65,465 | 6.51%, see rank | 6.85% |
20 to 24 years | 71,171 | 7.07%, see rank | 7.13% |
25 to 34 years | 125,660 | 12.49%, see rank | 13.47% |
35 to 44 years | 113,403 | 11.27%, see rank | 12.96% |
45 to 54 years | 139,916 | 13.90%, see rank | 14.09% |
55 to 64 years | 146,797 | 14.59%, see rank | 12.29% |
65 to 74 years | 89,502 | 8.89%, see rank | 7.64% |
75 to 84 | 48,010 | 4.77%, see rank | 4.25% |
85 years and over | 20,672 | 2.05%, see rank | 1.85% |
US Census 2010 data
Total population: 989,415
Median Age (
see rank)
Montana | 39.80 years old |
U.S. | 37.20 years old |
Median Age, Male (
see rank)
Montana | 38.80 years old |
U.S. | 35.80 years old |
Median Age, Female (
see rank)
Montana | 41.00 years old |
U.S. | 38.50 years old |
| Montana | % of the Total Population | U.S. |
Under 5 years | 62,423 | 6.31%, see rank | 6.54% |
5 to 9 years | 60,765 | 6.14%, see rank | 6.59% |
10 to 14 years | 61,124 | 6.18%, see rank | 6.70% |
15 to 19 years | 66,724 | 6.74%, see rank | 7.14% |
20 to 24 years | 67,138 | 6.79%, see rank | 6.99% |
25 to 34 years | 122,864 | 12.42%, see rank | 13.30% |
35 to 44 years | 112,945 | 11.42%, see rank | 13.30% |
45 to 54 years | 149,832 | 15.14%, see rank | 14.58% |
55 to 64 years | 138,858 | 14.03%, see rank | 11.82% |
65 to 74 years | 80,742 | 8.16%, see rank | 7.03% |
75 to 84 | 45,979 | 4.65%, see rank | 4.23% |
85 years and over | 20,021 | 2.02%, see rank | 1.78% |
ACS 2008-2012 data
Total population: 990,785
Median Age (
see rank)
Montana | 39.90 years old |
U.S. | 37.20 years old |
Median Age, Male (
see rank)
Montana | 38.80 years old |
U.S. | 35.80 years old |
Median Age, Female (
see rank)
Montana | 41.00 years old |
U.S. | 38.50 years old |
| Montana | % of the Total Population | U.S. |
Under 5 years | 60,865 | 6.14%, see rank | 6.51% |
5 to 9 years | 62,478 | 6.31%, see rank | 6.57% |
10 to 14 years | 60,620 | 6.12%, see rank | 6.68% |
15 to 19 years | 67,002 | 6.76%, see rank | 7.09% |
20 to 24 years | 68,483 | 6.91%, see rank | 7.04% |
25 to 34 years | 121,664 | 12.28%, see rank | 13.32% |
35 to 44 years | 114,211 | 11.53%, see rank | 13.34% |
45 to 54 years | 147,758 | 14.91%, see rank | 14.44% |
55 to 64 years | 139,732 | 14.10%, see rank | 11.84% |
65 to 74 years | 81,418 | 8.22%, see rank | 7.12% |
75 to 84 | 47,012 | 4.74%, see rank | 4.25% |
85 years and over | 19,542 | 1.97%, see rank | 1.78% |
ACS 2006-2010 data
Total population: 973,739
Median Age (
see rank)
Montana | 39.70 years old |
U.S. | 36.90 years old |
Median Age, Male (
see rank)
Montana | 38.60 years old |
U.S. | 35.60 years old |
Median Age, Female (
see rank)
Montana | 40.90 years old |
U.S. | 38.10 years old |
| Montana | % of the Total Population | U.S. |
Under 5 years | 59,722 | 6.13%, see rank | 6.62% |
5 to 9 years | 60,375 | 6.20%, see rank | 6.62% |
10 to 14 years | 61,681 | 6.33%, see rank | 6.79% |
15 to 19 years | 69,519 | 7.14%, see rank | 7.28% |
20 to 24 years | 68,318 | 7.02%, see rank | 6.98% |
25 to 34 years | 115,616 | 11.87%, see rank | 13.22% |
35 to 44 years | 117,043 | 12.02%, see rank | 13.89% |
45 to 54 years | 152,361 | 15.65%, see rank | 14.57% |
55 to 64 years | 129,221 | 13.27%, see rank | 11.28% |
65 to 74 years | 74,844 | 7.69%, see rank | 6.74% |
75 to 84 | 47,290 | 4.86%, see rank | 4.30% |
85 years and over | 17,749 | 1.82%, see rank | 1.70% |
ACS 2005-2009 data
Total population: 956,257
Median Age (
see rank)
Montana | 39.00 years old |
U.S. | 36.50 years old |
Median Age, Male (
see rank)
Montana | 37.70 years old |
U.S. | 35.20 years old |
Median Age, Female (
see rank)
Montana | 40.20 years old |
U.S. | 37.90 years old |
| Montana | % of the Total Population | U.S. |
Under 5 years | 59,370 | 6.21%, see rank | 6.92% |
5 to 9 years | 58,160 | 6.08%, see rank | 6.59% |
10 to 14 years | 60,762 | 6.35%, see rank | 6.83% |
15 to 19 years | 70,194 | 7.34%, see rank | 7.15% |
20 to 24 years | 74,683 | 7.81%, see rank | 7.02% |
25 to 34 years | 112,416 | 11.76%, see rank | 13.42% |
35 to 44 years | 117,203 | 12.26%, see rank | 14.18% |
45 to 54 years | 149,498 | 15.63%, see rank | 14.48% |
55 to 64 years | 119,199 | 12.47%, see rank | 10.81% |
65 to 74 years | 69,645 | 7.28%, see rank | 6.50% |
75 to 84 | 46,884 | 4.90%, see rank | 4.40% |
85 years and over | 18,243 | 1.91%, see rank | 1.71% |
US Census 2000 data
Total population: 902,195
Median Age (
see rank)
Montana | 37.50 years old |
U.S. | 35.30 years old |
Median Age, Male (
see rank)
Montana | 36.60 years old |
U.S. | 34.00 years old |
Median Age, Female (
see rank)
Montana | 38.50 years old |
U.S. | 36.50 years old |
| Montana | % of the Total Population | U.S. |
Under 5 years | 54,869 | 6.08%, see rank | 6.81% |
5 to 9 years | 61,963 | 6.87%, see rank | 7.30% |
10 to 14 years | 69,298 | 7.68%, see rank | 7.29% |
15 to 19 years | 71,310 | 7.90%, see rank | 7.18% |
20 to 24 years | 58,379 | 6.47%, see rank | 6.74% |
25 to 34 years | 103,279 | 11.45%, see rank | 14.18% |
35 to 44 years | 141,941 | 15.73%, see rank | 16.04% |
45 to 54 years | 135,088 | 14.97%, see rank | 13.39% |
55 to 64 years | 85,119 | 9.43%, see rank | 8.63% |
65 to 74 years | 62,519 | 6.93%, see rank | 6.54% |
75 to 84 | 43,093 | 4.78%, see rank | 4.39% |
85 years and over | 15,337 | 1.70%, 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.