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大分県大分市

人口推移（年齢別内訳）



単位：人
項目名 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019
0-4歳 23,185 23,170 23,216 23,414 23,523 23,380 23,555 23,461 23,089 22,818 22,615 22,306 22,095 22,283 22,379 22,311 22,612 22,694 22,608 22,668 22,398 22,136 21,875 21,525 20,990
構成比（%） 5.3 5.2 5.2 5.2 5.2 5.2 5.2 5.1 5.0 5.0 4.9 4.8 4.8 4.8 4.8 4.7 4.8 4.8 4.7 4.7 4.7 4.6 4.6 4.5 4.4
5-9歳 26,237 25,142 24,497 23,921 23,486 23,441 23,389 23,492 23,606 23,702 23,485 23,504 23,484 23,374 23,192 22,997 22,701 22,468 22,534 22,588 22,675 22,982 22,892 22,800 22,599
構成比（%） 5.9 5.7 5.5 5.3 5.2 5.2 5.1 5.1 5.2 5.2 5.1 5.1 5.1 5.0 4.9 4.9 4.8 4.8 4.7 4.7 4.7 4.8 4.8 4.8 4.7
10-14歳 30,213 29,620 29,055 28,270 27,443 26,572 25,420 24,698 24,135 23,591 23,527 23,517 23,565 23,682 23,790 23,625 23,651 23,665 23,575 23,446 23,250 22,818 22,623 22,521 22,589
構成比（%） 6.8 6.7 6.5 6.3 6.1 5.9 5.6 5.4 5.3 5.1 5.1 5.1 5.1 5.1 5.1 5.0 5.0 5.0 4.9 4.9 4.9 4.8 4.7 4.7 4.7
15-19歳 34,652 33,744 32,660 31,662 30,905 30,031 29,604 28,971 28,244 27,520 26,593 25,510 24,761 24,270 23,792 23,741 23,793 23,647 23,805 24,046 23,807 23,796 23,822 23,769 23,514
構成比（%） 7.9 7.6 7.3 7.0 6.8 6.6 6.5 6.3 6.2 6.0 5.8 5.5 5.3 5.2 5.1 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 4.9
20-24歳 34,373 35,336 35,524 34,849 33,921 32,650 31,400 30,321 29,452 28,692 28,085 27,772 27,339 26,715 26,078 25,260 24,258 23,633 23,731 23,630 23,263 23,089 22,983 22,986 23,132
構成比（%） 7.8 8.0 7.9 7.8 7.5 7.2 6.9 6.6 6.4 6.2 6.1 6.0 5.9 5.7 5.6 5.4 5.1 5.0 5.0 4.9 4.9 4.8 4.8 4.8 4.8
25-29歳 28,059 29,129 31,153 32,379 33,520 34,377 34,813 34,569 33,929 32,826 31,741 30,794 29,950 29,407 28,840 28,140 27,770 27,393 27,177 26,857 25,896 24,959 24,186 23,613 23,082
構成比（%） 6.4 6.6 7.0 7.2 7.4 7.6 7.7 7.6 7.4 7.1 6.9 6.7 6.5 6.3 6.2 6.0 5.9 5.8 5.7 5.6 5.4 5.2 5.0 4.9 4.8
30-34歳 27,972 27,946 27,491 28,098 28,724 29,451 30,534 32,103 33,200 34,170 35,216 35,612 35,569 35,053 34,157 33,177 32,198 31,247 30,744 30,330 29,545 29,140 28,701 27,949 27,180
構成比（%） 6.3 6.3 6.1 6.3 6.4 6.5 6.7 7.0 7.3 7.4 7.6 7.7 7.7 7.5 7.3 7.1 6.8 6.6 6.4 6.3 6.2 6.1 6.0 5.8 5.7
35-39歳 30,993 29,955 29,403 29,174 28,578 28,452 28,358 27,917 28,546 29,120 29,785 30,898 32,479 33,860 35,032 36,041 36,602 36,519 36,037 35,379 34,376 33,451 32,393 31,468 30,752
構成比（%） 7.0 6.7 6.6 6.5 6.3 6.3 6.2 6.1 6.2 6.3 6.5 6.7 7.0 7.3 7.5 7.7 7.8 7.7 7.6 7.4 7.2 7.0 6.8 6.6 6.4
40-44歳 36,253 34,966 33,839 32,295 31,773 31,336 30,194 29,501 29,306 28,702 28,610 28,482 28,097 28,779 29,382 30,230 31,343 33,085 34,381 35,587 36,568 37,151 37,171 36,509 35,337
構成比（%） 8.2 7.9 7.6 7.2 7.0 6.9 6.6 6.5 6.4 6.3 6.2 6.2 6.1 6.2 6.3 6.4 6.6 7.0 7.2 7.4 7.6 7.8 7.7 7.6 7.4
45-49歳 38,184 41,310 42,044 40,737 38,262 35,917 34,765 33,690 32,171 31,617 31,149 30,071 29,431 29,253 28,642 28,536 28,420 28,042 28,973 29,476 30,188 30,768 33,388 34,110 35,499
構成比（%） 8.7 9.3 9.4 9.1 8.5 7.9 7.6 7.4 7.0 6.9 6.8 6.5 6.3 6.3 6.1 6.1 6.0 5.9 6.1 6.2 6.3 6.4 7.0 7.1 7.4
50-54歳 29,878 28,927 29,445 32,010 34,936 37,648 40,637 41,287 39,982 37,703 35,517 34,361 33,242 31,812 31,332 30,873 29,815 29,122 29,072 28,796 28,445 28,819 27,617 28,681 29,163
構成比（%） 6.8 6.5 6.6 7.1 7.7 8.3 8.9 9.0 8.7 8.2 7.7 7.4 7.2 6.8 6.7 6.6 6.3 6.2 6.1 6.0 5.9 6.0 5.8 6.0 6.1
55-59歳 24,156 24,806 26,141 26,786 28,306 29,328 28,424 28,874 31,401 34,207 36,932 39,877 40,569 39,415 37,098 34,924 33,866 32,799 31,442 31,053 30,733 29,836 28,945 28,854 28,337
構成比（%） 5.5 5.6 5.8 6.0 6.3 6.5 6.2 6.3 6.9 7.5 8.0 8.6 8.7 8.4 7.9 7.4 7.2 6.9 6.6 6.5 6.4 6.2 6.0 6.0 5.9
60-64歳 23,038 23,323 23,582 24,030 23,832 23,634 24,256 25,558 26,213 27,718 28,687 27,763 28,252 30,820 33,604 36,254 39,153 39,762 38,649 37,197 34,774 33,630 32,649 31,212 30,422
構成比（%） 5.2 5.3 5.3 5.3 5.3 5.2 5.3 5.6 5.7 6.0 6.2 6.0 6.1 6.6 7.2 7.7 8.3 8.4 8.1 7.8 7.3 7.0 6.8 6.5 6.3
65-69歳 19,539 20,190 20,717 21,146 21,595 22,125 22,406 22,639 23,078 22,927 22,817 23,469 24,714 25,293 26,738 27,682 26,751 27,275 29,860 31,937 34,515 37,050 38,716 37,826 36,073
構成比（%） 4.4 4.5 4.6 4.7 4.8 4.9 4.9 5.0 5.0 5.0 5.0 5.1 5.3 5.4 5.7 5.9 5.7 5.8 6.3 6.7 7.2 7.7 8.1 7.9 7.5
70-74歳 13,876 14,656 15,696 16,666 17,404 18,233 18,826 19,269 19,740 20,224 20,756 21,063 21,379 21,811 21,682 21,642 22,308 23,498 24,106 25,185 26,403 26,014 25,653 27,775 30,334
構成比（%） 3.1 3.3 3.5 3.7 3.9 4.0 4.1 4.2 4.3 4.4 4.5 4.6 4.6 4.7 4.6 4.6 4.7 5.0 5.1 5.3 5.5 5.4 5.3 5.8 6.3
75-79歳 9,501 10,055 10,508 10,964 11,710 12,380 13,113 14,003 14,867 15,606 16,371 16,948 17,392 17,961 18,453 18,917 19,275 19,576 20,017 19,910 20,020 20,376 21,663 22,101 23,323
構成比（%） 2.2 2.3 2.3 2.4 2.6 2.7 2.9 3.1 3.2 3.4 3.6 3.7 3.7 3.8 3.9 4.0 4.1 4.1 4.2 4.2 4.2 4.3 4.5 4.6 4.9
80歳以上 11,100 11,790 12,314 13,002 13,593 14,202 15,167 15,975 16,895 17,986 18,963 20,321 21,700 23,098 24,509 25,943 27,236 28,517 30,012 30,709 31,936 33,325 34,449 35,858 36,771
構成比（%） 2.5 2.7 2.8 2.9 3.0 3.1 3.3 3.5 3.7 3.9 4.1 4.4 4.7 4.9 5.2 5.5 5.8 6.0 6.3 6.4 6.7 7.0 7.2 7.5 7.7

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