茨城県筑西市| 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 | 5,810 | 5,697 | 5,592 | 5,530 | 5,632 | 5,578 | 5,552 | 5,568 | 5,435 | 5,229 | 5,037 | 4,832 | 4,682 | 4,508 | 4,427 | 4,283 | 4,203 | 4,068 | 4,051 | 3,981 | 3,930 | 3,827 | 3,700 | 3,630 | 3,475 |
| 構成比（%） | 4.9 | 4.8 | 4.7 | 4.7 | 4.8 | 4.7 | 4.7 | 4.8 | 4.7 | 4.5 | 4.4 | 4.2 | 4.1 | 4.0 | 4.0 | 3.9 | 3.8 | 3.7 | 3.7 | 3.6 | 3.6 | 3.5 | 3.5 | 3.4 | 3.3 |
| 5-9歳 | 6,684 | 6,369 | 6,218 | 6,021 | 5,833 | 5,757 | 5,637 | 5,562 | 5,569 | 5,618 | 5,550 | 5,515 | 5,471 | 5,383 | 5,164 | 4,980 | 4,818 | 4,663 | 4,544 | 4,464 | 4,330 | 4,287 | 4,230 | 4,095 | 4,008 |
| 構成比（%） | 5.6 | 5.4 | 5.2 | 5.1 | 4.9 | 4.9 | 4.8 | 4.7 | 4.8 | 4.9 | 4.8 | 4.8 | 4.8 | 4.8 | 4.6 | 4.5 | 4.4 | 4.3 | 4.1 | 4.1 | 4.0 | 4.0 | 4.0 | 3.9 | 3.8 |
| 10-14歳 | 7,897 | 7,738 | 7,520 | 7,269 | 6,991 | 6,686 | 6,379 | 6,209 | 5,983 | 5,757 | 5,680 | 5,578 | 5,475 | 5,518 | 5,585 | 5,491 | 5,455 | 5,428 | 5,398 | 5,267 | 5,123 | 4,907 | 4,737 | 4,554 | 4,465 |
| 構成比（%） | 6.6 | 6.5 | 6.3 | 6.1 | 5.9 | 5.7 | 5.4 | 5.3 | 5.1 | 5.0 | 4.9 | 4.9 | 4.8 | 4.9 | 5.0 | 5.0 | 5.0 | 5.0 | 4.9 | 4.8 | 4.7 | 4.6 | 4.4 | 4.3 | 4.2 |
| 15-19歳 | 8,849 | 8,509 | 8,199 | 7,929 | 7,789 | 7,619 | 7,522 | 7,294 | 7,026 | 6,780 | 6,457 | 6,204 | 6,071 | 5,817 | 5,638 | 5,549 | 5,467 | 5,378 | 5,462 | 5,541 | 5,474 | 5,456 | 5,414 | 5,416 | 5,223 |
| 構成比（%） | 7.4 | 7.2 | 6.9 | 6.7 | 6.6 | 6.5 | 6.4 | 6.2 | 6.0 | 5.9 | 5.6 | 5.4 | 5.3 | 5.2 | 5.0 | 5.0 | 5.0 | 4.9 | 5.0 | 5.1 | 5.0 | 5.1 | 5.1 | 5.1 | 5.0 |
| 20-24歳 | 8,918 | 9,002 | 8,902 | 8,623 | 8,298 | 7,890 | 7,566 | 7,405 | 7,167 | 6,896 | 6,754 | 6,631 | 6,434 | 6,170 | 5,992 | 5,783 | 5,547 | 5,424 | 5,390 | 5,225 | 5,120 | 5,016 | 4,955 | 4,945 | 5,024 |
| 構成比（%） | 7.5 | 7.6 | 7.5 | 7.3 | 7.0 | 6.7 | 6.4 | 6.3 | 6.1 | 6.0 | 5.9 | 5.8 | 5.7 | 5.5 | 5.4 | 5.2 | 5.0 | 5.0 | 4.9 | 4.8 | 4.7 | 4.7 | 4.6 | 4.7 | 4.8 |
| 25-29歳 | 7,461 | 7,628 | 7,981 | 8,240 | 8,522 | 8,759 | 8,734 | 8,440 | 8,185 | 7,793 | 7,407 | 7,087 | 6,807 | 6,471 | 6,253 | 6,076 | 5,953 | 5,802 | 5,756 | 5,648 | 5,442 | 5,203 | 5,021 | 4,865 | 4,727 |
| 構成比（%） | 6.3 | 6.4 | 6.7 | 7.0 | 7.2 | 7.4 | 7.4 | 7.2 | 7.0 | 6.7 | 6.4 | 6.2 | 6.0 | 5.7 | 5.6 | 5.5 | 5.4 | 5.3 | 5.2 | 5.2 | 5.0 | 4.8 | 4.7 | 4.6 | 4.5 |
| 30-34歳 | 6,808 | 6,753 | 6,666 | 6,776 | 6,982 | 7,203 | 7,377 | 7,690 | 7,905 | 8,062 | 8,223 | 8,165 | 7,913 | 7,696 | 7,344 | 6,919 | 6,661 | 6,348 | 6,233 | 6,085 | 5,948 | 5,786 | 5,658 | 5,572 | 5,371 |
| 構成比（%） | 5.7 | 5.7 | 5.6 | 5.7 | 5.9 | 6.1 | 6.3 | 6.6 | 6.8 | 7.0 | 7.1 | 7.1 | 7.0 | 6.8 | 6.6 | 6.2 | 6.1 | 5.8 | 5.7 | 5.6 | 5.5 | 5.4 | 5.3 | 5.3 | 5.1 |
| 35-39歳 | 7,687 | 7,344 | 7,095 | 6,916 | 6,774 | 6,706 | 6,588 | 6,557 | 6,650 | 6,802 | 6,962 | 7,066 | 7,390 | 7,513 | 7,716 | 7,935 | 7,866 | 7,639 | 7,659 | 7,403 | 7,054 | 6,748 | 6,452 | 6,130 | 5,896 |
| 構成比（%） | 6.5 | 6.2 | 6.0 | 5.8 | 5.7 | 5.7 | 5.6 | 5.6 | 5.7 | 5.9 | 6.0 | 6.2 | 6.5 | 6.7 | 6.9 | 7.2 | 7.1 | 7.0 | 7.0 | 6.8 | 6.5 | 6.3 | 6.0 | 5.8 | 5.6 |
| 40-44歳 | 9,699 | 9,244 | 8,725 | 8,365 | 7,997 | 7,655 | 7,287 | 7,016 | 6,817 | 6,596 | 6,503 | 6,452 | 6,368 | 6,451 | 6,577 | 6,682 | 6,831 | 7,169 | 7,584 | 7,729 | 7,954 | 7,990 | 7,844 | 7,663 | 7,319 |
| 構成比（%） | 8.2 | 7.8 | 7.4 | 7.1 | 6.8 | 6.5 | 6.2 | 6.0 | 5.8 | 5.7 | 5.7 | 5.6 | 5.6 | 5.7 | 5.9 | 6.0 | 6.2 | 6.6 | 6.9 | 7.1 | 7.3 | 7.4 | 7.3 | 7.2 | 7.0 |
| 45-49歳 | 9,740 | 10,657 | 10,826 | 10,498 | 10,167 | 9,599 | 9,153 | 8,634 | 8,262 | 7,837 | 7,448 | 7,100 | 6,864 | 6,695 | 6,496 | 6,397 | 6,328 | 6,232 | 6,549 | 6,680 | 6,792 | 6,843 | 7,337 | 7,447 | 7,661 |
| 構成比（%） | 8.2 | 9.0 | 9.1 | 8.9 | 8.6 | 8.1 | 7.8 | 7.4 | 7.1 | 6.8 | 6.5 | 6.2 | 6.0 | 5.9 | 5.8 | 5.8 | 5.8 | 5.7 | 5.9 | 6.1 | 6.2 | 6.3 | 6.9 | 7.0 | 7.3 |
| 50-54歳 | 7,826 | 7,468 | 7,755 | 8,349 | 8,842 | 9,582 | 10,462 | 10,637 | 10,283 | 9,975 | 9,425 | 8,992 | 8,470 | 8,099 | 7,652 | 7,268 | 6,935 | 6,733 | 6,703 | 6,578 | 6,563 | 6,502 | 6,267 | 6,451 | 6,577 |
| 構成比（%） | 6.6 | 6.3 | 6.5 | 7.1 | 7.5 | 8.1 | 8.9 | 9.1 | 8.8 | 8.6 | 8.2 | 7.9 | 7.5 | 7.2 | 6.8 | 6.6 | 6.3 | 6.2 | 6.1 | 6.0 | 6.0 | 6.0 | 5.9 | 6.1 | 6.3 |
| 55-59歳 | 6,734 | 6,870 | 7,031 | 7,072 | 7,480 | 7,620 | 7,279 | 7,550 | 8,138 | 8,583 | 9,322 | 10,173 | 10,296 | 9,988 | 9,707 | 9,192 | 8,766 | 8,265 | 8,022 | 7,768 | 7,322 | 7,067 | 6,818 | 6,650 | 6,463 |
| 構成比（%） | 5.7 | 5.8 | 5.9 | 6.0 | 6.3 | 6.5 | 6.2 | 6.4 | 7.0 | 7.4 | 8.1 | 8.9 | 9.1 | 8.9 | 8.7 | 8.3 | 8.0 | 7.6 | 7.3 | 7.1 | 6.7 | 6.6 | 6.4 | 6.3 | 6.2 |
| 60-64歳 | 6,596 | 6,675 | 6,640 | 6,618 | 6,538 | 6,490 | 6,594 | 6,771 | 6,805 | 7,200 | 7,298 | 6,941 | 7,196 | 7,773 | 8,224 | 8,961 | 9,813 | 9,966 | 9,758 | 9,503 | 9,095 | 8,707 | 8,282 | 7,891 | 7,551 |
| 構成比（%） | 5.5 | 5.6 | 5.6 | 5.6 | 5.5 | 5.5 | 5.6 | 5.8 | 5.8 | 6.2 | 6.3 | 6.1 | 6.3 | 6.9 | 7.4 | 8.1 | 8.9 | 9.1 | 8.9 | 8.7 | 8.4 | 8.1 | 7.7 | 7.4 | 7.2 |
| 65-69歳 | 6,305 | 6,319 | 6,310 | 6,429 | 6,288 | 6,214 | 6,285 | 6,234 | 6,246 | 6,180 | 6,163 | 6,259 | 6,416 | 6,465 | 6,855 | 6,959 | 6,610 | 6,888 | 7,474 | 7,810 | 8,432 | 9,156 | 9,585 | 9,460 | 9,120 |
| 構成比（%） | 5.3 | 5.3 | 5.3 | 5.4 | 5.3 | 5.3 | 5.3 | 5.3 | 5.4 | 5.3 | 5.4 | 5.5 | 5.7 | 5.7 | 6.1 | 6.3 | 6.0 | 6.3 | 6.8 | 7.1 | 7.8 | 8.5 | 9.0 | 8.9 | 8.7 |
| 70-74歳 | 4,867 | 5,080 | 5,411 | 5,607 | 5,675 | 5,807 | 5,780 | 5,775 | 5,830 | 5,759 | 5,688 | 5,776 | 5,775 | 5,786 | 5,735 | 5,734 | 5,865 | 6,017 | 6,075 | 6,361 | 6,557 | 6,344 | 6,354 | 6,768 | 7,336 |
| 構成比（%） | 4.1 | 4.3 | 4.6 | 4.7 | 4.8 | 4.9 | 4.9 | 4.9 | 5.0 | 5.0 | 4.9 | 5.1 | 5.1 | 5.1 | 5.1 | 5.2 | 5.3 | 5.5 | 5.5 | 5.8 | 6.0 | 5.9 | 5.9 | 6.4 | 7.0 |
| 75-79歳 | 3,330 | 3,491 | 3,576 | 3,677 | 3,971 | 4,227 | 4,461 | 4,746 | 4,924 | 5,009 | 5,108 | 5,133 | 5,126 | 5,188 | 5,056 | 5,048 | 5,109 | 5,107 | 5,161 | 5,115 | 5,160 | 5,240 | 5,409 | 5,471 | 5,779 |
| 構成比（%） | 2.8 | 2.9 | 3.0 | 3.1 | 3.4 | 3.6 | 3.8 | 4.0 | 4.2 | 4.3 | 4.4 | 4.5 | 4.5 | 4.6 | 4.5 | 4.6 | 4.6 | 4.7 | 4.7 | 4.7 | 4.7 | 4.9 | 5.1 | 5.2 | 5.5 |
| 80歳以上 | 3,771 | 3,936 | 4,091 | 4,311 | 4,434 | 4,612 | 4,884 | 5,106 | 5,369 | 5,754 | 6,068 | 6,378 | 6,738 | 7,023 | 7,335 | 7,585 | 7,804 | 8,058 | 8,369 | 8,405 | 8,493 | 8,728 | 8,811 | 9,005 | 9,068 |
| 構成比（%） | 3.2 | 3.3 | 3.5 | 3.6 | 3.8 | 3.9 | 4.2 | 4.4 | 4.6 | 5.0 | 5.3 | 5.6 | 5.9 | 6.2 | 6.6 | 6.8 | 7.1 | 7.4 | 7.6 | 7.7 | 7.8 | 8.1 | 8.2 | 8.5 | 8.6 |
人口増加都市
