opengov.jp

Kagawa (香川)

Shikoku (四国)

2024 — Population estimate as of Oct 1

Total Population

917,000

-9,000 (-0.97%)

National #38

Young (0–14)

11.3%

104,000 · National avg. 11.2%

Working Age (15–64)

55.8%

512,000

Aging Rate

32.8%

301,000 · National avg. 29.3% · National #22

Age Composition (vs National)

Population Trends (1920–2024)

Breakdown by Sex (2024)

Category Total Male Female
Total 917,000 444,000 473,000
Young (0–14) 104,000 53,000 51,000
Working Age (15–64) 512,000 260,000 252,000
Elderly (65+) 301,000 130,000 170,000

Municipal Population (2025)

17 results
# Municipality Total Population Change 0–14 15–64 Aging Rate
1 Takamatsu (高松市) Core City 417,660 -0.50% 12.1% 59.1%
28.8%
2 Marugame (丸亀市) City 110,803 -0.35% 12.7% 58.4%
28.9%
3 Mitoyo (三豊市) City 60,480 -1.51% 10.4% 52.5%
37.0%
4 Kanonji (観音寺市) City 56,361 -1.24% 10.9% 54.6%
34.4%
5 Sakaide (坂出市) City 49,575 -1.54% 10.2% 54.4%
35.3%
6 Sanuki (さぬき市) City 44,348 -1.68% 8.6% 52.4%
39.0%
7 Zentsuji (善通寺市) City 29,891 -1.47% 11.3% 56.5%
32.2%
8 Higashikagawa (東かがわ市) City 27,353 -1.96% 7.8% 48.2%
44.0%
9 Miki (三木町) Town 26,877 -0.81% 12.0% 54.9%
33.1%
10 Ayagawa (綾川町) Town 22,906 -1.22% 10.9% 52.4%
36.7%
11 Tadotsu (多度津町) Town 21,813 -1.17% 10.0% 56.8%
33.2%
12 Utazu (宇多津町) Town 18,305 -0.81% 13.1% 64.8%
22.1%
13 Manno (まんのう町) Town 17,116 -1.35% 11.1% 50.7%
38.2%
14 Shodoshima (小豆島町) Town 13,057 -2.10% 8.2% 47.8%
44.0%
15 Tonosho (土庄町) Town 12,384 -2.79% 8.4% 47.0%
44.5%
16 Kotohira (琴平町) Town 8,140 -1.86% 8.0% 51.2%
40.8%
17 Naoshima (直島町) Town 2,896 -1.66% 9.5% 56.8%
33.7%

Annual Trends

Year Total Population 0–14 15–64 65+ Aging Rate
2024 917,000 104,000 512,000 301,000
32.8%
2023 926,000 107,000 517,000 301,000
32.5%
2022 934,000 110,000 522,000 302,000
32.3%
2021 942,000 113,000 526,000 303,000
32.2%
2020 950,244 114,662 533,564 302,018
31.8%
2015 976,263 123,831 561,534 290,898
29.8%
2010 995,842 131,670 595,451 253,245
25.4%
2005 1,012,400 139,505 635,746 235,508
23.3%
2000 1,022,890 148,215 659,881 214,242
20.9%
1995 1,027,006 161,674 678,404 186,850
18.2%
1990 1,023,412 184,729 680,493 157,237
15.4%
1985 1,022,569 214,695 672,022 135,696
13.3%
1980 999,864 222,244 658,291 119,031
11.9%
1975 961,292 213,857 645,957 101,376
10.5%
1970 907,897 201,068 620,169 86,660
9.5%
1965 900,845 219,450 604,865 76,530
8.5%
1960 918,867 277,844 572,304 68,719
7.5%
1955 943,823 313,837 564,809 65,173
6.9%
1950 946,022 332,818 553,987 59,183
6.3%
1945 863,700 319,586 489,986 54,128
6.3%
1940 730,247 270,870 413,043 46,331
6.3%
1935 748,656 283,505 420,697 44,454
5.9%
1930 732,816 276,434 413,940 42,442
5.8%
1925 700,308 269,769 388,156 42,383
6.1%
1920 677,852 263,795 374,354 39,703
5.9%