Population Pyramids of Idaho Percent of Total Population 2000
Male Female
2020
85+ 80 - 84 75 - 79 70 - 74 65 - 69 60 - 64 55 - 59 50 - 54 45 - 49 40 - 44 35 - 39 30 - 34 25 - 29 20 - 24 15 - 19 10 - 14 5-9 0-4 5
Male Female
5
4
3
2
1
0
1
2
3
4
5
4
3
2
1
0
1
2
3
4
5
Age Group Total 0-4 5-9 10 - 14 15 - 19 20 - 24 25 - 29 30 - 34 35 - 39 40 - 44 45 - 49 50 - 54 55 - 59 60 - 64 65 - 69 70 - 74 75 - 79 80 - 84 85+ Under 18 5-17 18-24 25-44 45-64 65+ Total 1,293,953 97,643 100,756 104,608 110,858 93,994 85,128 84,305 94,913 98,055 92,172 78,076 60,024 47,505 40,169 35,801 30,443 21,446 18,057 369,030 271,387 138,829 362,401 277,777 145,916
Census 2000 Number Male Female 648,660 645,293 50,047 47,596 51,860 48,896 53,697 50,911 56,131 54,727 48,934 45,060 44,117 41,011 43,111 41,194 47,940 46,973 49,149 48,906 46,290 45,882 39,499 38,577 29,949 30,075 23,775 23,730 19,462 20,707 16,768 19,033 13,280 17,163 8,670 12,776 5,981 12,076 189,726 139,679 70,943 184,317 139,513 64,161 2000 33.2 32.2 34.2 76.2 56.4 19.9 179,304 131,708 67,886 178,084 138,264 81,755 2020 37.5 36.6 38.4 77.6 50.1 27.5
Percent Total 100.0 7.5 7.8 8.1 8.6 7.3 6.6 6.5 7.3 7.6 7.1 6.0 4.6 3.7 3.1 2.8 2.4 1.7 1.4 28.5 21.0 10.7 28.0 21.5 11.3 Change 4.3 4.3 4.2 1.4 -6.2 7.6
Total 1,741,333 121,257 128,956 128,793 112,483 99,139 102,586 113,771 132,447 121,347 104,888 97,926 103,706 104,595 91,411 69,882 46,344 29,568 32,234 448,420 327,163 142,208 470,151 411,115 269,439
Projection 2020 Number Male 872,432 62,194 66,751 66,175 58,920 52,138 52,281 57,647 65,881 60,748 53,012 48,882 51,299 51,929 45,246 33,955 21,197 12,564 11,613 231,185 168,991 74,993 236,557 205,122 124,575
Female 868,901 59,063 62,205 62,618 53,563 47,001 50,305 56,124 66,566 60,599 51,876 49,044 52,407 52,666 46,165 35,927 25,147 17,004 20,621 217,235 158,172 67,215 233,594 205,993 144,864
Percent Total 100.0 7.0 7.4 7.4 6.5 5.7 5.9 6.5 7.6 7.0 6.0 5.6 6.0 6.0 5.2 4.0 2.7 1.7 1.9 25.8 18.8 8.2 27.0 23.6 15.5 2000 35.1 100.5 105.8 102.7 83.5 49.5
2000 - 2020 Change Total Number Percent 447,380 34.6 23,614 24.2 28,200 28.0 24,185 23.1 1,625 1.5 5,145 5.5 17,458 20.5 29,466 35.0 37,534 39.5 23,292 23.8 12,716 13.8 19,850 25.4 43,682 72.8 57,090 120.2 51,242 127.6 34,081 95.2 15,901 52.2 8,122 37.9 14,177 78.5 79,390 55,776 3,379 107,750 133,338 123,523 2020 36.3 100.4 106.4 101.9 90.9 56.3 21.5 20.6 2.4 29.7 48.0 84.7 Change 1.1 -0.1 0.6 -0.8 7.4 6.8
Demographic Indicator Median Age Male Female Dependency Ratio (1) Youth (2) Old Age (3)
Demographic Indicator Child-Women Ratio (4) Sex Ratio (5) Under 18 18-64 65-84 85+
(1) Dependency Ratio = (Age under 20 + Age 65 and over) / (Age 20-64) X 100 (2) Youth dependency ratio = Age under 20 / Age 20- 64 X 100 (3) Old age dependency ratio = Age 65 and over / Age 20 - 64 X100
(4) Child-Women ratio = Age under 5 / Female 15 - 44 X 100 (5) Sex Ratio = Male / Female X 100
Source: U.S. Census Bureau, Population Division, Interim State Population Projections, 2005 Internet Release Date: April 21, 2005