岩手県奥州市| 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 | 6,503 | 6,379 | 6,189 | 6,058 | 5,998 | 5,925 | 5,813 | 5,860 | 5,854 | 5,748 | 5,545 | 5,328 | 5,218 | 5,065 | 5,021 | 4,812 | 4,819 | 4,701 | 4,597 | 4,304 | 4,183 | 4,319 | 4,195 | 4,074 | 3,863 |
| 構成比（%） | 4.9 | 4.8 | 4.6 | 4.5 | 4.5 | 4.4 | 4.3 | 4.4 | 4.4 | 4.3 | 4.2 | 4.1 | 4.0 | 3.9 | 3.9 | 3.8 | 3.8 | 3.8 | 3.7 | 3.5 | 3.4 | 3.6 | 3.5 | 3.4 | 3.3 |
| 5-9歳 | 7,275 | 7,112 | 6,991 | 6,904 | 6,803 | 6,704 | 6,575 | 6,356 | 6,164 | 6,076 | 5,998 | 5,927 | 5,905 | 5,879 | 5,731 | 5,579 | 5,290 | 5,171 | 5,029 | 4,998 | 4,838 | 4,795 | 4,747 | 4,665 | 4,568 |
| 構成比（%） | 5.4 | 5.3 | 5.2 | 5.1 | 5.1 | 5.0 | 4.9 | 4.8 | 4.6 | 4.6 | 4.6 | 4.5 | 4.5 | 4.6 | 4.5 | 4.4 | 4.2 | 4.1 | 4.0 | 4.0 | 4.0 | 4.0 | 4.0 | 3.9 | 3.9 |
| 10-14歳 | 8,316 | 8,083 | 7,941 | 7,796 | 7,625 | 7,366 | 7,281 | 7,110 | 6,936 | 6,765 | 6,687 | 6,575 | 6,376 | 6,194 | 6,091 | 6,007 | 5,905 | 5,884 | 5,861 | 5,672 | 5,537 | 5,375 | 5,193 | 5,027 | 4,992 |
| 構成比（%） | 6.2 | 6.0 | 5.9 | 5.8 | 5.7 | 5.5 | 5.4 | 5.3 | 5.2 | 5.1 | 5.1 | 5.0 | 4.9 | 4.8 | 4.8 | 4.7 | 4.7 | 4.7 | 4.7 | 4.6 | 4.5 | 4.4 | 4.3 | 4.2 | 4.3 |
| 15-19歳 | 8,639 | 8,506 | 8,277 | 8,029 | 7,852 | 7,700 | 7,542 | 7,421 | 7,280 | 7,162 | 6,940 | 6,769 | 6,627 | 6,482 | 6,342 | 6,264 | 6,217 | 5,963 | 5,801 | 5,827 | 5,757 | 5,578 | 5,571 | 5,581 | 5,377 |
| 構成比（%） | 6.5 | 6.4 | 6.2 | 6.0 | 5.9 | 5.8 | 5.6 | 5.6 | 5.5 | 5.4 | 5.3 | 5.2 | 5.1 | 5.0 | 5.0 | 4.9 | 4.9 | 4.8 | 4.7 | 4.7 | 4.7 | 4.6 | 4.6 | 4.7 | 4.6 |
| 20-24歳 | 6,829 | 7,263 | 7,489 | 7,557 | 7,442 | 7,303 | 7,096 | 6,842 | 6,588 | 6,470 | 6,271 | 6,100 | 5,918 | 5,867 | 5,715 | 5,486 | 5,265 | 5,104 | 4,995 | 4,999 | 4,886 | 4,830 | 4,706 | 4,481 | 4,404 |
| 構成比（%） | 5.1 | 5.4 | 5.6 | 5.6 | 5.6 | 5.5 | 5.3 | 5.1 | 5.0 | 4.9 | 4.8 | 4.7 | 4.5 | 4.5 | 4.5 | 4.3 | 4.2 | 4.1 | 4.0 | 4.0 | 4.0 | 4.0 | 3.9 | 3.8 | 3.8 |
| 25-29歳 | 6,378 | 6,489 | 6,763 | 7,067 | 7,256 | 7,525 | 7,878 | 7,845 | 7,827 | 7,698 | 7,443 | 7,123 | 6,844 | 6,563 | 6,391 | 6,137 | 5,967 | 5,826 | 5,768 | 5,546 | 5,310 | 5,175 | 5,007 | 4,794 | 4,643 |
| 構成比（%） | 4.8 | 4.8 | 5.1 | 5.3 | 5.4 | 5.6 | 5.9 | 5.9 | 5.9 | 5.8 | 5.7 | 5.5 | 5.3 | 5.1 | 5.0 | 4.8 | 4.7 | 4.7 | 4.6 | 4.5 | 4.3 | 4.3 | 4.2 | 4.0 | 4.0 |
| 30-34歳 | 7,448 | 7,173 | 6,882 | 6,887 | 6,891 | 6,753 | 6,832 | 6,970 | 7,210 | 7,334 | 7,512 | 7,780 | 7,863 | 7,939 | 7,549 | 7,302 | 7,030 | 6,874 | 6,640 | 6,505 | 6,295 | 6,131 | 5,945 | 5,816 | 5,536 |
| 構成比（%） | 5.6 | 5.4 | 5.1 | 5.1 | 5.1 | 5.0 | 5.1 | 5.2 | 5.4 | 5.5 | 5.7 | 6.0 | 6.0 | 6.2 | 5.9 | 5.7 | 5.6 | 5.5 | 5.3 | 5.3 | 5.1 | 5.1 | 5.0 | 4.9 | 4.7 |
| 35-39歳 | 8,623 | 8,321 | 8,178 | 8,032 | 7,757 | 7,656 | 7,357 | 7,012 | 6,954 | 6,943 | 6,772 | 6,845 | 7,103 | 7,088 | 7,205 | 7,433 | 7,637 | 7,696 | 7,723 | 7,549 | 7,370 | 7,210 | 7,007 | 6,764 | 6,551 |
| 構成比（%） | 6.4 | 6.2 | 6.1 | 6.0 | 5.8 | 5.7 | 5.5 | 5.3 | 5.2 | 5.2 | 5.1 | 5.2 | 5.5 | 5.5 | 5.6 | 5.9 | 6.1 | 6.2 | 6.2 | 6.1 | 6.0 | 5.9 | 5.8 | 5.7 | 5.6 |
| 40-44歳 | 10,127 | 9,679 | 9,440 | 9,037 | 8,889 | 8,636 | 8,425 | 8,286 | 8,116 | 7,747 | 7,660 | 7,342 | 7,131 | 6,869 | 6,856 | 6,692 | 6,730 | 6,919 | 7,093 | 7,228 | 7,420 | 7,619 | 7,762 | 7,736 | 7,546 |
| 構成比（%） | 7.6 | 7.2 | 7.1 | 6.7 | 6.6 | 6.5 | 6.3 | 6.2 | 6.1 | 5.8 | 5.8 | 5.6 | 5.5 | 5.3 | 5.4 | 5.3 | 5.3 | 5.5 | 5.7 | 5.8 | 6.1 | 6.3 | 6.5 | 6.5 | 6.4 |
| 45-49歳 | 9,704 | 10,718 | 10,769 | 10,713 | 10,449 | 10,108 | 9,681 | 9,453 | 9,034 | 8,857 | 8,602 | 8,344 | 8,180 | 8,001 | 7,659 | 7,532 | 7,230 | 6,879 | 6,864 | 6,854 | 6,691 | 6,702 | 6,922 | 6,992 | 7,180 |
| 構成比（%） | 7.2 | 8.0 | 8.0 | 8.0 | 7.8 | 7.6 | 7.2 | 7.1 | 6.8 | 6.7 | 6.5 | 6.4 | 6.3 | 6.2 | 6.0 | 5.9 | 5.7 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.8 | 5.9 | 6.1 |
| 50-54歳 | 8,519 | 7,925 | 7,881 | 8,416 | 8,927 | 9,594 | 10,600 | 10,681 | 10,588 | 10,352 | 9,969 | 9,560 | 9,341 | 8,892 | 8,747 | 8,498 | 8,254 | 8,082 | 7,941 | 7,619 | 7,526 | 7,351 | 6,923 | 6,850 | 6,795 |
| 構成比（%） | 6.4 | 5.9 | 5.9 | 6.3 | 6.7 | 7.2 | 7.9 | 8.0 | 8.0 | 7.8 | 7.6 | 7.3 | 7.2 | 6.9 | 6.8 | 6.7 | 6.6 | 6.5 | 6.4 | 6.2 | 6.1 | 6.1 | 5.8 | 5.8 | 5.8 |
| 55-59歳 | 9,439 | 9,180 | 9,039 | 8,625 | 8,537 | 8,405 | 7,851 | 7,847 | 8,368 | 8,857 | 9,507 | 10,458 | 10,517 | 10,419 | 10,172 | 9,810 | 9,431 | 9,250 | 8,855 | 8,739 | 8,478 | 8,351 | 8,062 | 7,935 | 7,598 |
| 構成比（%） | 7.1 | 6.9 | 6.8 | 6.4 | 6.4 | 6.3 | 5.9 | 5.9 | 6.3 | 6.7 | 7.2 | 8.0 | 8.1 | 8.1 | 7.9 | 7.7 | 7.5 | 7.4 | 7.1 | 7.1 | 6.9 | 6.9 | 6.7 | 6.7 | 6.5 |
| 60-64歳 | 10,192 | 10,268 | 10,173 | 9,939 | 9,673 | 9,296 | 8,998 | 8,884 | 8,489 | 8,408 | 8,272 | 7,708 | 7,719 | 8,214 | 8,707 | 9,361 | 10,281 | 10,347 | 10,301 | 10,076 | 9,748 | 9,449 | 9,281 | 8,842 | 8,694 |
| 構成比（%） | 7.6 | 7.7 | 7.6 | 7.4 | 7.2 | 6.9 | 6.7 | 6.7 | 6.4 | 6.3 | 6.3 | 5.9 | 5.9 | 6.4 | 6.8 | 7.4 | 8.2 | 8.3 | 8.3 | 8.1 | 8.0 | 7.8 | 7.7 | 7.4 | 7.4 |
| 65-69歳 | 9,182 | 9,302 | 9,416 | 9,739 | 9,788 | 9,780 | 9,892 | 9,787 | 9,569 | 9,319 | 8,955 | 8,706 | 8,593 | 8,232 | 8,160 | 8,042 | 7,481 | 7,482 | 7,981 | 8,489 | 9,138 | 9,779 | 10,090 | 10,071 | 9,907 |
| 構成比（%） | 6.9 | 6.9 | 7.0 | 7.3 | 7.3 | 7.3 | 7.4 | 7.3 | 7.2 | 7.0 | 6.8 | 6.7 | 6.6 | 6.4 | 6.4 | 6.3 | 5.9 | 6.0 | 6.4 | 6.9 | 7.5 | 8.1 | 8.4 | 8.5 | 8.4 |
| 70-74歳 | 6,577 | 6,902 | 7,500 | 7,922 | 8,238 | 8,563 | 8,713 | 8,816 | 9,081 | 9,123 | 9,120 | 9,205 | 9,167 | 8,993 | 8,767 | 8,439 | 8,228 | 8,145 | 7,802 | 7,761 | 7,619 | 7,222 | 7,024 | 7,401 | 7,844 |
| 構成比（%） | 4.9 | 5.2 | 5.6 | 5.9 | 6.1 | 6.4 | 6.5 | 6.6 | 6.8 | 6.9 | 6.9 | 7.0 | 7.0 | 7.0 | 6.8 | 6.6 | 6.5 | 6.5 | 6.3 | 6.3 | 6.2 | 6.0 | 5.8 | 6.2 | 6.7 |
| 75-79歳 | 4,707 | 4,839 | 4,842 | 5,094 | 5,439 | 5,771 | 6,098 | 6,638 | 7,026 | 7,316 | 7,655 | 7,744 | 7,833 | 8,053 | 8,170 | 8,226 | 8,337 | 8,282 | 8,163 | 7,989 | 7,708 | 7,571 | 7,495 | 7,187 | 7,046 |
| 構成比（%） | 3.5 | 3.6 | 3.6 | 3.8 | 4.1 | 4.3 | 4.6 | 5.0 | 5.3 | 5.5 | 5.8 | 5.9 | 6.0 | 6.2 | 6.4 | 6.5 | 6.6 | 6.6 | 6.6 | 6.5 | 6.3 | 6.2 | 6.2 | 6.0 | 6.0 |
| 80歳以上 | 5,403 | 5,749 | 6,036 | 6,283 | 6,469 | 6,719 | 7,177 | 7,420 | 7,819 | 8,274 | 8,636 | 9,182 | 9,773 | 10,320 | 10,823 | 11,400 | 11,798 | 12,207 | 12,821 | 13,582 | 13,917 | 13,825 | 14,169 | 14,636 | 14,816 |
| 構成比（%） | 4.0 | 4.3 | 4.5 | 4.7 | 4.8 | 5.0 | 5.4 | 5.6 | 5.9 | 6.2 | 6.6 | 7.0 | 7.5 | 8.0 | 8.4 | 9.0 | 9.4 | 9.8 | 10.3 | 11.0 | 11.4 | 11.4 | 11.8 | 12.3 | 12.6 |
人口増加都市
