千葉県袖ケ浦市| 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 | 3,047 | 3,023 | 2,980 | 2,905 | 2,885 | 2,850 | 2,900 | 2,859 | 2,841 | 2,812 | 2,730 | 2,615 | 2,625 | 2,606 | 2,605 | 2,628 | 2,662 | 2,563 | 2,586 | 2,649 | 2,626 | 2,635 | 2,669 | 2,718 | 2,859 |
| 構成比（%） | 5.3 | 5.2 | 5.1 | 5.0 | 4.9 | 4.8 | 4.9 | 4.8 | 4.7 | 4.7 | 4.5 | 4.4 | 4.4 | 4.3 | 4.3 | 4.3 | 4.4 | 4.2 | 4.2 | 4.3 | 4.2 | 4.2 | 4.3 | 4.3 | 4.5 |
| 5-9歳 | 3,345 | 3,265 | 3,186 | 3,133 | 3,061 | 3,033 | 3,000 | 3,031 | 2,986 | 2,986 | 2,963 | 3,008 | 3,005 | 2,970 | 2,984 | 2,910 | 2,818 | 2,832 | 2,779 | 2,805 | 2,786 | 2,866 | 2,815 | 2,860 | 2,904 |
| 構成比（%） | 5.8 | 5.6 | 5.5 | 5.3 | 5.2 | 5.1 | 5.0 | 5.1 | 5.0 | 5.0 | 4.9 | 5.0 | 5.0 | 4.9 | 4.9 | 4.8 | 4.6 | 4.6 | 4.5 | 4.5 | 4.5 | 4.6 | 4.5 | 4.5 | 4.6 |
| 10-14歳 | 3,979 | 3,942 | 3,764 | 3,644 | 3,544 | 3,460 | 3,344 | 3,278 | 3,214 | 3,123 | 3,115 | 3,074 | 3,111 | 3,072 | 3,066 | 3,039 | 3,074 | 3,040 | 3,028 | 3,010 | 3,031 | 2,919 | 2,881 | 2,863 | 2,877 |
| 構成比（%） | 6.9 | 6.8 | 6.5 | 6.2 | 6.0 | 5.8 | 5.6 | 5.5 | 5.3 | 5.2 | 5.2 | 5.1 | 5.2 | 5.1 | 5.1 | 5.0 | 5.0 | 5.0 | 4.9 | 4.9 | 4.9 | 4.7 | 4.6 | 4.6 | 4.5 |
| 15-19歳 | 4,568 | 4,413 | 4,299 | 4,199 | 4,066 | 3,983 | 3,908 | 3,763 | 3,624 | 3,547 | 3,430 | 3,309 | 3,243 | 3,201 | 3,109 | 3,096 | 3,060 | 3,078 | 3,085 | 3,107 | 3,064 | 3,066 | 3,051 | 3,016 | 3,032 |
| 構成比（%） | 8.0 | 7.6 | 7.4 | 7.2 | 6.9 | 6.7 | 6.6 | 6.3 | 6.0 | 5.9 | 5.7 | 5.5 | 5.4 | 5.3 | 5.1 | 5.1 | 5.0 | 5.1 | 5.0 | 5.0 | 4.9 | 4.9 | 4.9 | 4.8 | 4.8 |
| 20-24歳 | 4,534 | 4,627 | 4,666 | 4,577 | 4,340 | 4,261 | 4,118 | 3,962 | 3,926 | 3,761 | 3,665 | 3,612 | 3,435 | 3,335 | 3,276 | 3,239 | 3,073 | 3,013 | 3,030 | 3,022 | 2,989 | 2,984 | 2,978 | 2,948 | 2,902 |
| 構成比（%） | 7.9 | 8.0 | 8.0 | 7.8 | 7.4 | 7.2 | 6.9 | 6.6 | 6.5 | 6.3 | 6.1 | 6.0 | 5.7 | 5.5 | 5.4 | 5.3 | 5.0 | 4.9 | 4.9 | 4.9 | 4.8 | 4.8 | 4.8 | 4.7 | 4.6 |
| 25-29歳 | 3,869 | 4,116 | 4,311 | 4,459 | 4,582 | 4,756 | 4,735 | 4,738 | 4,576 | 4,367 | 4,162 | 3,988 | 3,855 | 3,741 | 3,617 | 3,590 | 3,484 | 3,413 | 3,421 | 3,432 | 3,368 | 3,248 | 3,208 | 3,171 | 3,248 |
| 構成比（%） | 6.7 | 7.1 | 7.4 | 7.6 | 7.8 | 8.0 | 7.9 | 7.9 | 7.6 | 7.3 | 6.9 | 6.6 | 6.4 | 6.2 | 6.0 | 5.9 | 5.7 | 5.6 | 5.6 | 5.5 | 5.4 | 5.2 | 5.1 | 5.0 | 5.1 |
| 30-34歳 | 3,516 | 3,561 | 3,555 | 3,661 | 3,784 | 3,903 | 4,122 | 4,435 | 4,616 | 4,724 | 4,759 | 4,675 | 4,655 | 4,485 | 4,282 | 4,138 | 4,038 | 3,866 | 3,869 | 3,777 | 3,764 | 3,705 | 3,686 | 3,749 | 3,879 |
| 構成比（%） | 6.1 | 6.1 | 6.1 | 6.2 | 6.4 | 6.6 | 6.9 | 7.4 | 7.7 | 7.9 | 7.9 | 7.8 | 7.7 | 7.4 | 7.1 | 6.8 | 6.6 | 6.3 | 6.3 | 6.1 | 6.1 | 6.0 | 5.9 | 6.0 | 6.1 |
| 35-39歳 | 3,868 | 3,723 | 3,568 | 3,569 | 3,530 | 3,544 | 3,597 | 3,571 | 3,659 | 3,771 | 3,942 | 4,179 | 4,490 | 4,655 | 4,781 | 4,850 | 4,836 | 4,809 | 4,660 | 4,585 | 4,376 | 4,265 | 4,145 | 4,135 | 4,123 |
| 構成比（%） | 6.7 | 6.4 | 6.1 | 6.1 | 6.0 | 6.0 | 6.0 | 6.0 | 6.1 | 6.3 | 6.6 | 7.0 | 7.4 | 7.7 | 7.9 | 8.0 | 7.9 | 7.9 | 7.6 | 7.4 | 7.1 | 6.9 | 6.7 | 6.6 | 6.5 |
| 40-44歳 | 5,018 | 4,753 | 4,521 | 4,229 | 4,008 | 3,888 | 3,730 | 3,551 | 3,544 | 3,533 | 3,523 | 3,568 | 3,557 | 3,675 | 3,833 | 4,015 | 4,248 | 4,561 | 4,787 | 4,870 | 5,008 | 4,955 | 4,982 | 4,863 | 4,760 |
| 構成比（%） | 8.7 | 8.2 | 7.8 | 7.2 | 6.8 | 6.6 | 6.3 | 5.9 | 5.9 | 5.9 | 5.9 | 5.9 | 5.9 | 6.1 | 6.3 | 6.6 | 7.0 | 7.5 | 7.8 | 7.9 | 8.1 | 8.0 | 8.0 | 7.7 | 7.5 |
| 45-49歳 | 5,287 | 5,735 | 5,807 | 5,628 | 5,424 | 5,042 | 4,779 | 4,562 | 4,202 | 3,968 | 3,850 | 3,663 | 3,476 | 3,497 | 3,497 | 3,503 | 3,564 | 3,545 | 3,762 | 3,896 | 4,045 | 4,195 | 4,605 | 4,788 | 4,935 |
| 構成比（%） | 9.2 | 9.9 | 10.0 | 9.6 | 9.2 | 8.5 | 8.0 | 7.6 | 7.0 | 6.6 | 6.4 | 6.1 | 5.8 | 5.8 | 5.8 | 5.8 | 5.9 | 5.8 | 6.1 | 6.3 | 6.5 | 6.8 | 7.4 | 7.6 | 7.8 |
| 50-54歳 | 4,334 | 4,216 | 4,355 | 4,730 | 4,951 | 5,340 | 5,744 | 5,816 | 5,611 | 5,382 | 4,985 | 4,721 | 4,478 | 4,126 | 3,912 | 3,789 | 3,600 | 3,427 | 3,516 | 3,515 | 3,506 | 3,662 | 3,511 | 3,745 | 3,911 |
| 構成比（%） | 7.5 | 7.3 | 7.5 | 8.1 | 8.4 | 9.0 | 9.6 | 9.7 | 9.3 | 8.9 | 8.3 | 7.9 | 7.4 | 6.8 | 6.5 | 6.2 | 5.9 | 5.6 | 5.7 | 5.7 | 5.7 | 5.9 | 5.6 | 6.0 | 6.1 |
| 55-59歳 | 3,107 | 3,365 | 3,632 | 3,835 | 4,206 | 4,353 | 4,248 | 4,373 | 4,726 | 4,918 | 5,290 | 5,691 | 5,729 | 5,539 | 5,286 | 4,937 | 4,674 | 4,420 | 4,091 | 3,947 | 3,811 | 3,652 | 3,496 | 3,539 | 3,525 |
| 構成比（%） | 5.4 | 5.8 | 6.2 | 6.5 | 7.2 | 7.3 | 7.1 | 7.3 | 7.9 | 8.2 | 8.8 | 9.5 | 9.5 | 9.2 | 8.7 | 8.1 | 7.7 | 7.3 | 6.6 | 6.4 | 6.1 | 5.9 | 5.6 | 5.6 | 5.5 |
| 60-64歳 | 2,597 | 2,629 | 2,744 | 2,821 | 2,948 | 3,070 | 3,320 | 3,589 | 3,788 | 4,167 | 4,300 | 4,157 | 4,254 | 4,595 | 4,785 | 5,142 | 5,568 | 5,578 | 5,438 | 5,261 | 4,880 | 4,644 | 4,479 | 4,122 | 3,932 |
| 構成比（%） | 4.5 | 4.5 | 4.7 | 4.8 | 5.0 | 5.2 | 5.6 | 6.0 | 6.3 | 6.9 | 7.2 | 6.9 | 7.1 | 7.6 | 7.9 | 8.5 | 9.1 | 9.2 | 8.8 | 8.5 | 7.9 | 7.5 | 7.2 | 6.6 | 6.2 |
| 65-69歳 | 2,255 | 2,335 | 2,337 | 2,452 | 2,433 | 2,527 | 2,567 | 2,655 | 2,738 | 2,853 | 2,935 | 3,170 | 3,429 | 3,611 | 3,963 | 4,145 | 4,005 | 4,090 | 4,425 | 4,557 | 4,877 | 5,221 | 5,354 | 5,280 | 5,067 |
| 構成比（%） | 3.9 | 4.0 | 4.0 | 4.2 | 4.1 | 4.3 | 4.3 | 4.4 | 4.6 | 4.7 | 4.9 | 5.3 | 5.7 | 6.0 | 6.5 | 6.8 | 6.6 | 6.7 | 7.2 | 7.4 | 7.9 | 8.4 | 8.6 | 8.4 | 8.0 |
| 70-74歳 | 1,612 | 1,706 | 1,812 | 1,909 | 2,021 | 2,079 | 2,179 | 2,206 | 2,318 | 2,294 | 2,370 | 2,397 | 2,496 | 2,584 | 2,682 | 2,778 | 2,984 | 3,222 | 3,418 | 3,663 | 3,893 | 3,797 | 3,834 | 4,095 | 4,311 |
| 構成比（%） | 2.8 | 2.9 | 3.1 | 3.3 | 3.4 | 3.5 | 3.7 | 3.7 | 3.9 | 3.8 | 3.9 | 4.0 | 4.1 | 4.3 | 4.4 | 4.6 | 4.9 | 5.3 | 5.6 | 5.9 | 6.3 | 6.1 | 6.2 | 6.5 | 6.8 |
| 75-79歳 | 1,155 | 1,201 | 1,323 | 1,334 | 1,424 | 1,448 | 1,480 | 1,582 | 1,702 | 1,804 | 1,857 | 1,939 | 1,978 | 2,062 | 2,071 | 2,160 | 2,208 | 2,266 | 2,348 | 2,397 | 2,490 | 2,642 | 2,850 | 3,057 | 3,366 |
| 構成比（%） | 2.0 | 2.1 | 2.3 | 2.3 | 2.4 | 2.4 | 2.5 | 2.6 | 2.8 | 3.0 | 3.1 | 3.2 | 3.3 | 3.4 | 3.4 | 3.6 | 3.6 | 3.7 | 3.8 | 3.9 | 4.0 | 4.3 | 4.6 | 4.9 | 5.3 |
| 80歳以上 | 1,325 | 1,409 | 1,450 | 1,544 | 1,590 | 1,717 | 1,836 | 1,966 | 2,013 | 2,128 | 2,227 | 2,339 | 2,509 | 2,637 | 2,765 | 2,829 | 3,023 | 3,209 | 3,316 | 3,383 | 3,508 | 3,607 | 3,762 | 3,948 | 4,045 |
| 構成比（%） | 2.3 | 2.4 | 2.5 | 2.6 | 2.7 | 2.9 | 3.1 | 3.3 | 3.4 | 3.5 | 3.7 | 3.9 | 4.2 | 4.4 | 4.6 | 4.7 | 5.0 | 5.3 | 5.4 | 5.5 | 5.7 | 5.8 | 6.0 | 6.3 | 6.4 |
人口増加都市
