埼玉県比企郡小川町| 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 | 1,753 | 1,665 | 1,619 | 1,556 | 1,435 | 1,372 | 1,316 | 1,283 | 1,204 | 1,200 | 1,132 | 1,083 | 1,000 | 976 | 900 | 866 | 895 | 886 | 867 | 876 | 797 | 745 | 715 | 689 | 637 |
| 構成比（%） | 4.6 | 4.3 | 4.2 | 4.0 | 3.8 | 3.6 | 3.5 | 3.4 | 3.2 | 3.3 | 3.1 | 3.0 | 2.8 | 2.8 | 2.6 | 2.6 | 2.7 | 2.7 | 2.6 | 2.7 | 2.5 | 2.4 | 2.3 | 2.3 | 2.1 |
| 5-9歳 | 2,549 | 2,438 | 2,331 | 2,197 | 2,013 | 1,912 | 1,806 | 1,675 | 1,599 | 1,511 | 1,398 | 1,331 | 1,272 | 1,174 | 1,165 | 1,134 | 1,080 | 1,050 | 1,029 | 971 | 967 | 954 | 936 | 888 | 871 |
| 構成比（%） | 6.7 | 6.4 | 6.0 | 5.7 | 5.3 | 5.0 | 4.8 | 4.5 | 4.3 | 4.1 | 3.9 | 3.7 | 3.6 | 3.4 | 3.4 | 3.3 | 3.2 | 3.2 | 3.1 | 3.0 | 3.0 | 3.0 | 3.0 | 2.9 | 2.9 |
| 10-14歳 | 2,927 | 2,943 | 2,888 | 2,783 | 2,751 | 2,608 | 2,465 | 2,330 | 2,182 | 2,002 | 1,910 | 1,786 | 1,666 | 1,590 | 1,505 | 1,405 | 1,328 | 1,279 | 1,203 | 1,206 | 1,173 | 1,126 | 1,056 | 1,060 | 983 |
| 構成比（%） | 7.7 | 7.7 | 7.5 | 7.2 | 7.2 | 6.9 | 6.5 | 6.2 | 5.9 | 5.4 | 5.3 | 5.0 | 4.7 | 4.6 | 4.4 | 4.1 | 4.0 | 3.8 | 3.6 | 3.7 | 3.6 | 3.6 | 3.4 | 3.5 | 3.3 |
| 15-19歳 | 2,714 | 2,728 | 2,793 | 2,870 | 2,841 | 2,888 | 2,874 | 2,816 | 2,709 | 2,690 | 2,546 | 2,406 | 2,263 | 2,111 | 1,922 | 1,847 | 1,768 | 1,652 | 1,584 | 1,503 | 1,424 | 1,336 | 1,273 | 1,176 | 1,172 |
| 構成比（%） | 7.1 | 7.1 | 7.2 | 7.5 | 7.4 | 7.6 | 7.6 | 7.5 | 7.3 | 7.3 | 7.0 | 6.7 | 6.4 | 6.1 | 5.6 | 5.5 | 5.3 | 5.0 | 4.8 | 4.6 | 4.4 | 4.2 | 4.1 | 3.8 | 3.9 |
| 20-24歳 | 2,448 | 2,508 | 2,496 | 2,454 | 2,440 | 2,393 | 2,369 | 2,405 | 2,479 | 2,447 | 2,426 | 2,371 | 2,307 | 2,218 | 2,198 | 2,076 | 1,993 | 1,880 | 1,793 | 1,674 | 1,583 | 1,479 | 1,445 | 1,388 | 1,305 |
| 構成比（%） | 6.4 | 6.5 | 6.5 | 6.4 | 6.4 | 6.3 | 6.3 | 6.4 | 6.7 | 6.7 | 6.7 | 6.6 | 6.5 | 6.4 | 6.4 | 6.1 | 5.9 | 5.6 | 5.4 | 5.1 | 4.9 | 4.7 | 4.6 | 4.5 | 4.3 |
| 25-29歳 | 1,936 | 1,942 | 2,055 | 2,067 | 2,070 | 2,089 | 2,092 | 2,079 | 2,007 | 1,949 | 1,917 | 1,891 | 1,801 | 1,799 | 1,722 | 1,750 | 1,743 | 1,723 | 1,686 | 1,640 | 1,535 | 1,427 | 1,327 | 1,241 | 1,170 |
| 構成比（%） | 5.1 | 5.1 | 5.3 | 5.4 | 5.4 | 5.5 | 5.5 | 5.6 | 5.4 | 5.3 | 5.3 | 5.3 | 5.1 | 5.2 | 5.0 | 5.2 | 5.2 | 5.2 | 5.1 | 5.0 | 4.8 | 4.5 | 4.3 | 4.1 | 3.9 |
| 30-34歳 | 2,095 | 2,079 | 2,027 | 2,018 | 1,990 | 1,886 | 1,896 | 1,909 | 1,895 | 1,911 | 1,896 | 1,863 | 1,813 | 1,749 | 1,656 | 1,631 | 1,598 | 1,579 | 1,643 | 1,606 | 1,537 | 1,480 | 1,427 | 1,330 | 1,295 |
| 構成比（%） | 5.5 | 5.4 | 5.3 | 5.2 | 5.2 | 5.0 | 5.0 | 5.1 | 5.1 | 5.2 | 5.2 | 5.2 | 5.1 | 5.0 | 4.8 | 4.8 | 4.8 | 4.7 | 5.0 | 4.9 | 4.8 | 4.7 | 4.6 | 4.3 | 4.3 |
| 35-39歳 | 2,791 | 2,678 | 2,573 | 2,428 | 2,299 | 2,236 | 2,151 | 2,031 | 2,019 | 1,975 | 1,885 | 1,882 | 1,883 | 1,848 | 1,844 | 1,810 | 1,788 | 1,791 | 1,751 | 1,694 | 1,631 | 1,561 | 1,503 | 1,500 | 1,467 |
| 構成比（%） | 7.3 | 7.0 | 6.7 | 6.3 | 6.0 | 5.9 | 5.7 | 5.4 | 5.4 | 5.4 | 5.2 | 5.2 | 5.3 | 5.3 | 5.4 | 5.3 | 5.3 | 5.4 | 5.3 | 5.2 | 5.1 | 4.9 | 4.8 | 4.9 | 4.9 |
| 40-44歳 | 3,446 | 3,346 | 3,268 | 3,092 | 2,999 | 2,854 | 2,716 | 2,573 | 2,424 | 2,267 | 2,199 | 2,097 | 1,972 | 1,942 | 1,902 | 1,848 | 1,848 | 1,857 | 1,869 | 1,897 | 1,843 | 1,796 | 1,769 | 1,714 | 1,605 |
| 構成比（%） | 9.1 | 8.7 | 8.5 | 8.0 | 7.9 | 7.5 | 7.2 | 6.9 | 6.5 | 6.2 | 6.1 | 5.8 | 5.6 | 5.6 | 5.6 | 5.5 | 5.5 | 5.6 | 5.6 | 5.8 | 5.7 | 5.7 | 5.7 | 5.6 | 5.3 |
| 45-49歳 | 3,261 | 3,628 | 3,748 | 3,712 | 3,589 | 3,410 | 3,304 | 3,200 | 3,030 | 2,940 | 2,794 | 2,651 | 2,499 | 2,331 | 2,211 | 2,146 | 2,060 | 1,965 | 1,962 | 1,958 | 1,879 | 1,855 | 1,906 | 1,807 | 1,809 |
| 構成比（%） | 8.6 | 9.5 | 9.7 | 9.6 | 9.4 | 9.0 | 8.8 | 8.6 | 8.2 | 8.0 | 7.7 | 7.4 | 7.1 | 6.7 | 6.5 | 6.3 | 6.1 | 5.9 | 5.9 | 6.0 | 5.8 | 5.9 | 6.1 | 5.9 | 6.0 |
| 50-54歳 | 2,517 | 2,456 | 2,492 | 2,721 | 2,942 | 3,258 | 3,581 | 3,652 | 3,615 | 3,517 | 3,340 | 3,227 | 3,112 | 2,939 | 2,852 | 2,714 | 2,557 | 2,426 | 2,320 | 2,219 | 2,167 | 2,061 | 1,945 | 1,948 | 1,911 |
| 構成比（%） | 6.6 | 6.4 | 6.5 | 7.1 | 7.7 | 8.6 | 9.5 | 9.8 | 9.8 | 9.6 | 9.2 | 9.0 | 8.8 | 8.5 | 8.3 | 8.0 | 7.6 | 7.3 | 7.0 | 6.8 | 6.7 | 6.5 | 6.2 | 6.4 | 6.3 |
| 55-59歳 | 2,132 | 2,193 | 2,296 | 2,367 | 2,474 | 2,513 | 2,419 | 2,462 | 2,672 | 2,853 | 3,147 | 3,488 | 3,590 | 3,553 | 3,432 | 3,250 | 3,142 | 3,035 | 2,865 | 2,807 | 2,699 | 2,550 | 2,420 | 2,309 | 2,156 |
| 構成比（%） | 5.6 | 5.7 | 6.0 | 6.2 | 6.5 | 6.6 | 6.4 | 6.6 | 7.2 | 7.8 | 8.7 | 9.7 | 10.2 | 10.2 | 10.0 | 9.6 | 9.3 | 9.1 | 8.7 | 8.6 | 8.4 | 8.1 | 7.8 | 7.5 | 7.2 |
| 60-64歳 | 2,075 | 2,117 | 2,130 | 2,139 | 2,113 | 2,102 | 2,140 | 2,219 | 2,277 | 2,406 | 2,438 | 2,334 | 2,368 | 2,585 | 2,787 | 3,063 | 3,410 | 3,526 | 3,491 | 3,434 | 3,222 | 3,147 | 3,008 | 2,857 | 2,753 |
| 構成比（%） | 5.5 | 5.5 | 5.5 | 5.6 | 5.5 | 5.5 | 5.7 | 5.9 | 6.1 | 6.5 | 6.7 | 6.5 | 6.7 | 7.4 | 8.1 | 9.0 | 10.1 | 10.6 | 10.5 | 10.5 | 10.0 | 10.0 | 9.6 | 9.3 | 9.1 |
| 65-69歳 | 1,963 | 1,992 | 1,962 | 2,003 | 1,977 | 1,989 | 2,017 | 2,026 | 2,024 | 2,008 | 2,003 | 2,050 | 2,122 | 2,205 | 2,322 | 2,366 | 2,259 | 2,303 | 2,522 | 2,652 | 2,922 | 3,240 | 3,446 | 3,401 | 3,345 |
| 構成比（%） | 5.2 | 5.2 | 5.1 | 5.2 | 5.2 | 5.2 | 5.3 | 5.4 | 5.5 | 5.5 | 5.5 | 5.7 | 6.0 | 6.4 | 6.8 | 7.0 | 6.7 | 6.9 | 7.6 | 8.1 | 9.1 | 10.2 | 11.0 | 11.1 | 11.1 |
| 70-74歳 | 1,422 | 1,515 | 1,664 | 1,767 | 1,805 | 1,856 | 1,869 | 1,830 | 1,878 | 1,852 | 1,849 | 1,880 | 1,897 | 1,889 | 1,875 | 1,878 | 1,910 | 1,989 | 2,080 | 2,164 | 2,258 | 2,183 | 2,174 | 2,348 | 2,506 |
| 構成比（%） | 3.7 | 4.0 | 4.3 | 4.6 | 4.7 | 4.9 | 5.0 | 4.9 | 5.1 | 5.0 | 5.1 | 5.2 | 5.4 | 5.4 | 5.5 | 5.5 | 5.7 | 6.0 | 6.3 | 6.6 | 7.0 | 6.9 | 7.0 | 7.7 | 8.3 |
| 75-79歳 | 926 | 982 | 1,018 | 1,072 | 1,163 | 1,268 | 1,336 | 1,468 | 1,537 | 1,597 | 1,626 | 1,631 | 1,611 | 1,643 | 1,649 | 1,646 | 1,690 | 1,718 | 1,701 | 1,729 | 1,704 | 1,749 | 1,797 | 1,866 | 1,982 |
| 構成比（%） | 2.4 | 2.6 | 2.6 | 2.8 | 3.0 | 3.3 | 3.5 | 3.9 | 4.1 | 4.3 | 4.5 | 4.5 | 4.6 | 4.7 | 4.8 | 4.9 | 5.0 | 5.2 | 5.1 | 5.3 | 5.3 | 5.5 | 5.8 | 6.1 | 6.6 |
| 80歳以上 | 1,032 | 1,101 | 1,180 | 1,224 | 1,263 | 1,320 | 1,365 | 1,433 | 1,514 | 1,639 | 1,764 | 1,887 | 2,046 | 2,170 | 2,322 | 2,429 | 2,538 | 2,621 | 2,728 | 2,758 | 2,877 | 2,929 | 3,052 | 3,097 | 3,138 |
| 構成比（%） | 2.7 | 2.9 | 3.1 | 3.2 | 3.3 | 3.5 | 3.6 | 3.8 | 4.1 | 4.5 | 4.9 | 5.3 | 5.8 | 6.2 | 6.8 | 7.2 | 7.6 | 7.9 | 8.2 | 8.4 | 8.9 | 9.3 | 9.8 | 10.1 | 10.4 |
人口増加都市
