東京都三鷹市| 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 | 6,488 | 6,518 | 6,590 | 6,611 | 6,646 | 6,864 | 6,879 | 6,781 | 6,986 | 6,913 | 6,840 | 6,760 | 6,960 | 7,085 | 7,156 | 7,243 | 7,246 | 7,330 | 7,378 | 7,561 | 7,749 | 7,892 | 8,047 | 7,998 | 7,900 |
| 構成比（%） | 4.1 | 4.1 | 4.1 | 4.1 | 4.1 | 4.2 | 4.2 | 4.1 | 4.2 | 4.1 | 4.0 | 3.9 | 4.0 | 4.0 | 4.1 | 4.1 | 4.1 | 4.1 | 4.1 | 4.2 | 4.3 | 4.3 | 4.3 | 4.3 | 4.2 |
| 5-9歳 | 6,526 | 6,381 | 6,246 | 6,205 | 6,155 | 6,285 | 6,498 | 6,656 | 6,874 | 6,992 | 7,037 | 7,128 | 7,092 | 7,120 | 7,111 | 7,117 | 7,013 | 7,048 | 7,134 | 7,185 | 7,401 | 7,559 | 7,905 | 8,038 | 8,191 |
| 構成比（%） | 4.1 | 4.0 | 3.9 | 3.9 | 3.8 | 3.8 | 4.0 | 4.0 | 4.1 | 4.1 | 4.1 | 4.2 | 4.1 | 4.1 | 4.0 | 4.0 | 4.0 | 4.0 | 4.0 | 4.0 | 4.1 | 4.1 | 4.3 | 4.3 | 4.4 |
| 10-14歳 | 7,138 | 7,008 | 6,891 | 6,757 | 6,683 | 6,599 | 6,494 | 6,448 | 6,490 | 6,524 | 6,583 | 6,732 | 6,932 | 7,165 | 7,267 | 7,343 | 7,387 | 7,315 | 7,378 | 7,317 | 7,328 | 7,281 | 7,359 | 7,366 | 7,543 |
| 構成比（%） | 4.5 | 4.4 | 4.3 | 4.2 | 4.1 | 4.0 | 3.9 | 3.9 | 3.9 | 3.9 | 3.9 | 3.9 | 4.0 | 4.1 | 4.1 | 4.2 | 4.2 | 4.1 | 4.1 | 4.1 | 4.0 | 4.0 | 4.0 | 4.0 | 4.0 |
| 15-19歳 | 9,499 | 9,097 | 8,858 | 8,706 | 8,487 | 8,252 | 8,034 | 7,904 | 7,677 | 7,548 | 7,435 | 7,306 | 7,165 | 7,188 | 7,232 | 7,272 | 7,422 | 7,597 | 7,837 | 7,841 | 7,873 | 7,983 | 8,029 | 8,097 | 8,057 |
| 構成比（%） | 6.0 | 5.7 | 5.5 | 5.4 | 5.2 | 5.0 | 4.9 | 4.8 | 4.6 | 4.5 | 4.4 | 4.3 | 4.1 | 4.1 | 4.1 | 4.1 | 4.2 | 4.3 | 4.4 | 4.4 | 4.3 | 4.4 | 4.3 | 4.3 | 4.3 |
| 20-24歳 | 16,747 | 16,318 | 15,819 | 15,260 | 14,881 | 14,491 | 13,958 | 13,562 | 13,396 | 13,018 | 12,622 | 12,291 | 12,035 | 11,773 | 11,369 | 10,761 | 10,350 | 10,045 | 10,465 | 10,183 | 10,378 | 10,473 | 10,760 | 10,924 | 11,097 |
| 構成比（%） | 10.5 | 10.2 | 9.9 | 9.5 | 9.2 | 8.9 | 8.5 | 8.2 | 8.0 | 7.7 | 7.4 | 7.2 | 7.0 | 6.7 | 6.5 | 6.1 | 5.9 | 5.7 | 5.8 | 5.7 | 5.7 | 5.7 | 5.8 | 5.9 | 5.9 |
| 25-29歳 | 16,438 | 16,431 | 16,874 | 16,991 | 16,962 | 16,784 | 16,441 | 16,137 | 15,954 | 15,690 | 15,543 | 15,042 | 14,816 | 14,655 | 14,425 | 14,019 | 13,541 | 13,129 | 12,756 | 12,413 | 12,015 | 11,648 | 11,544 | 11,637 | 11,464 |
| 構成比（%） | 10.3 | 10.3 | 10.5 | 10.5 | 10.5 | 10.3 | 10.0 | 9.7 | 9.5 | 9.3 | 9.1 | 8.8 | 8.6 | 8.4 | 8.2 | 7.9 | 7.7 | 7.4 | 7.1 | 6.9 | 6.6 | 6.4 | 6.2 | 6.2 | 6.1 |
| 30-34歳 | 13,061 | 13,366 | 13,340 | 13,825 | 14,299 | 14,805 | 15,145 | 15,838 | 16,317 | 16,405 | 16,316 | 16,130 | 15,825 | 15,511 | 15,090 | 14,923 | 14,392 | 13,918 | 13,988 | 13,955 | 13,698 | 13,335 | 13,114 | 12,680 | 12,229 |
| 構成比（%） | 8.2 | 8.4 | 8.3 | 8.6 | 8.8 | 9.1 | 9.2 | 9.6 | 9.7 | 9.7 | 9.6 | 9.4 | 9.2 | 8.9 | 8.6 | 8.4 | 8.2 | 7.9 | 7.8 | 7.7 | 7.5 | 7.3 | 7.1 | 6.8 | 6.5 |
| 35-39歳 | 10,024 | 10,294 | 10,699 | 11,119 | 11,391 | 12,002 | 12,632 | 12,905 | 13,560 | 14,105 | 14,637 | 14,835 | 15,633 | 16,150 | 16,351 | 16,092 | 15,609 | 15,197 | 15,035 | 14,652 | 14,741 | 14,560 | 14,428 | 14,175 | 13,888 |
| 構成比（%） | 6.3 | 6.5 | 6.7 | 6.9 | 7.0 | 7.3 | 7.7 | 7.8 | 8.1 | 8.3 | 8.6 | 8.7 | 9.0 | 9.2 | 9.3 | 9.1 | 8.8 | 8.6 | 8.4 | 8.1 | 8.1 | 8.0 | 7.8 | 7.6 | 7.4 |
| 40-44歳 | 10,611 | 10,047 | 9,795 | 9,671 | 9,724 | 9,847 | 10,254 | 10,644 | 11,214 | 11,580 | 12,224 | 12,895 | 13,109 | 13,633 | 14,234 | 14,714 | 14,868 | 15,468 | 16,066 | 16,102 | 16,104 | 15,852 | 15,661 | 15,425 | 14,966 |
| 構成比（%） | 6.7 | 6.3 | 6.1 | 6.0 | 6.0 | 6.0 | 6.2 | 6.4 | 6.7 | 6.8 | 7.2 | 7.5 | 7.6 | 7.8 | 8.1 | 8.3 | 8.4 | 8.8 | 8.9 | 8.9 | 8.8 | 8.7 | 8.5 | 8.3 | 8.0 |
| 45-49歳 | 12,483 | 13,030 | 12,912 | 12,025 | 11,278 | 10,636 | 10,049 | 9,810 | 9,700 | 9,800 | 9,957 | 10,284 | 10,796 | 11,396 | 11,791 | 12,313 | 12,962 | 13,132 | 13,808 | 14,186 | 14,664 | 14,745 | 15,818 | 15,934 | 16,240 |
| 構成比（%） | 7.8 | 8.2 | 8.1 | 7.5 | 7.0 | 6.5 | 6.1 | 5.9 | 5.8 | 5.8 | 5.8 | 6.0 | 6.2 | 6.5 | 6.7 | 7.0 | 7.3 | 7.4 | 7.7 | 7.9 | 8.1 | 8.1 | 8.5 | 8.5 | 8.7 |
| 50-54歳 | 11,074 | 10,618 | 10,485 | 11,156 | 11,653 | 12,202 | 12,818 | 12,619 | 11,789 | 11,005 | 10,426 | 9,876 | 9,690 | 9,627 | 9,711 | 9,925 | 10,270 | 10,663 | 11,360 | 11,686 | 12,176 | 13,056 | 13,083 | 13,735 | 14,201 |
| 構成比（%） | 7.0 | 6.7 | 6.5 | 6.9 | 7.2 | 7.5 | 7.8 | 7.6 | 7.0 | 6.5 | 6.1 | 5.8 | 5.6 | 5.5 | 5.5 | 5.6 | 5.8 | 6.0 | 6.3 | 6.5 | 6.7 | 7.1 | 7.1 | 7.4 | 7.6 |
| 55-59歳 | 9,609 | 9,693 | 10,004 | 10,135 | 10,569 | 10,685 | 10,188 | 10,008 | 10,748 | 11,218 | 11,763 | 12,383 | 12,319 | 11,479 | 10,765 | 10,189 | 9,608 | 9,387 | 9,450 | 9,440 | 9,766 | 10,083 | 10,468 | 11,068 | 11,526 |
| 構成比（%） | 6.0 | 6.1 | 6.2 | 6.3 | 6.5 | 6.5 | 6.2 | 6.0 | 6.4 | 6.6 | 6.9 | 7.2 | 7.1 | 6.6 | 6.1 | 5.8 | 5.4 | 5.3 | 5.3 | 5.2 | 5.4 | 5.5 | 5.7 | 5.9 | 6.2 |
| 60-64歳 | 8,965 | 9,058 | 9,081 | 9,162 | 9,131 | 9,012 | 9,104 | 9,398 | 9,542 | 9,908 | 10,038 | 9,597 | 9,509 | 10,263 | 10,751 | 11,244 | 11,842 | 11,757 | 10,988 | 10,475 | 9,827 | 9,303 | 9,108 | 9,068 | 9,158 |
| 構成比（%） | 5.6 | 5.7 | 5.7 | 5.7 | 5.6 | 5.5 | 5.5 | 5.7 | 5.7 | 5.9 | 5.9 | 5.6 | 5.5 | 5.9 | 6.1 | 6.4 | 6.7 | 6.7 | 6.1 | 5.8 | 5.4 | 5.1 | 4.9 | 4.9 | 4.9 |
| 65-69歳 | 7,235 | 7,476 | 7,783 | 8,057 | 8,104 | 8,344 | 8,471 | 8,517 | 8,558 | 8,520 | 8,470 | 8,569 | 8,852 | 8,991 | 9,372 | 9,488 | 9,067 | 8,980 | 9,715 | 10,053 | 10,538 | 11,070 | 11,284 | 10,613 | 9,925 |
| 構成比（%） | 4.5 | 4.7 | 4.9 | 5.0 | 5.0 | 5.1 | 5.2 | 5.1 | 5.1 | 5.0 | 5.0 | 5.0 | 5.1 | 5.1 | 5.3 | 5.4 | 5.1 | 5.1 | 5.4 | 5.6 | 5.8 | 6.1 | 6.1 | 5.7 | 5.3 |
| 70-74歳 | 5,315 | 5,604 | 5,857 | 6,097 | 6,359 | 6,605 | 6,838 | 7,130 | 7,450 | 7,474 | 7,696 | 7,793 | 7,860 | 7,942 | 7,925 | 7,893 | 8,006 | 8,276 | 8,450 | 8,764 | 9,038 | 8,712 | 8,442 | 8,953 | 9,494 |
| 構成比（%） | 3.3 | 3.5 | 3.7 | 3.8 | 3.9 | 4.0 | 4.2 | 4.3 | 4.4 | 4.4 | 4.5 | 4.6 | 4.5 | 4.5 | 4.5 | 4.5 | 4.5 | 4.7 | 4.7 | 4.9 | 5.0 | 4.8 | 4.6 | 4.8 | 5.1 |
| 75-79歳 | 3,796 | 3,939 | 4,118 | 4,273 | 4,480 | 4,673 | 4,880 | 5,150 | 5,408 | 5,729 | 5,907 | 6,136 | 6,427 | 6,682 | 6,720 | 6,931 | 7,044 | 7,135 | 7,266 | 7,296 | 7,250 | 7,375 | 7,538 | 7,672 | 8,026 |
| 構成比（%） | 2.4 | 2.5 | 2.6 | 2.7 | 2.8 | 2.9 | 3.0 | 3.1 | 3.2 | 3.4 | 3.5 | 3.6 | 3.7 | 3.8 | 3.8 | 3.9 | 4.0 | 4.0 | 4.0 | 4.0 | 4.0 | 4.0 | 4.1 | 4.1 | 4.3 |
| 80歳以上 | 4,306 | 4,570 | 4,838 | 5,061 | 5,196 | 5,492 | 5,793 | 6,108 | 6,400 | 6,758 | 7,152 | 7,504 | 7,920 | 8,349 | 8,940 | 9,353 | 9,835 | 10,383 | 10,864 | 11,085 | 11,546 | 11,970 | 12,513 | 12,992 | 13,294 |
| 構成比（%） | 2.7 | 2.9 | 3.0 | 3.1 | 3.2 | 3.4 | 3.5 | 3.7 | 3.8 | 4.0 | 4.2 | 4.4 | 4.6 | 4.8 | 5.1 | 5.3 | 5.6 | 5.9 | 6.0 | 6.2 | 6.3 | 6.5 | 6.8 | 7.0 | 7.1 |
人口増加都市
