opengov.jp

Okayama (岡山)

Chugoku (中国)

2024 — Estimation au 1er octobre

Population totale

1,831,000

-16,000 (-0.87%)

National #20

Jeunes (0–14)

11.7%

215,000 · Moyenne nationale 11.2%

Âge actif (15–64)

57.1%

1,045,000

Taux de vieillissement

31.2%

571,000 · Moyenne nationale 29.3% · National #29

Composition par âge (vs National)

Tendances de population (1920–2024)

Répartition par sexe (2024)

Catégorie Total Hommes Femmes
Total 1,831,000 882,000 950,000
Jeunes (0–14) 215,000 110,000 105,000
Âge actif (15–64) 1,045,000 525,000 520,000
Personnes âgées (65+) 571,000 246,000 325,000

Population municipale (2025)

27 résultats
# Municipalité Population totale Variation 0–14 15–64 Taux de vieillissement
1 Okayama (岡山市) Ville désignée 695,690 -0.43% 12.4% 60.4%
27.2%
2 Kurashiki (倉敷市) Ville noyau 473,670 -0.47% 12.8% 59.2%
28.0%
3 Tsuyama (津山市) Ville 95,030 -1.33% 11.9% 56.0%
32.1%
4 Sojiya (総社市) Ville 69,625 -0.15% 13.8% 57.6%
28.6%
5 Tamano (玉野市) Ville 54,130 -1.49% 9.2% 51.4%
39.3%
6 Kasaoka (笠岡市) Ville 44,030 -1.66% 9.1% 52.3%
38.6%
7 Akaiwa (赤磐市) Ville 42,490 -1.12% 12.7% 52.9%
34.4%
8 Maniwa (真庭市) Ville 40,778 -2.18% 10.4% 49.0%
40.5%
9 Ibara (井原市) Ville 36,670 -1.94% 9.6% 52.2%
38.2%
10 Setochi (瀬戸内市) Ville 36,160 -0.89% 11.1% 54.6%
34.3%
11 Asakuchi (浅口市) Ville 32,525 -1.40% 10.4% 52.7%
36.9%
12 Bizen (備前市) Ville 30,816 -1.89% 8.4% 51.1%
40.5%
13 Takahashi (高梁市) Ville 26,020 -3.13% 8.0% 48.4%
43.6%
14 Niimi (新見市) Ville 25,939 -2.69% 8.3% 47.9%
43.8%
15 Mimasaka (美作市) Ville 24,886 -2.50% 8.9% 49.2%
41.9%
16 Yakage (矢掛町) Bourg 13,101 -1.30% 10.3% 50.1%
39.6%
17 Wake (和気町) Bourg 12,871 -2.13% 8.5% 50.7%
40.8%
18 Hayashima (早島町) Bourg 12,748 -0.13% 15.9% 56.8%
27.3%
19 Misaki (美咲町) Bourg 12,538 -2.39% 9.6% 48.4%
42.0%
20 Kagamino (鏡野町) Bourg 12,017 -2.02% 11.9% 49.1%
39.0%
21 Satosho (里庄町) Bourg 10,883 -1.13% 13.3% 55.0%
31.7%
22 Sho (勝央町) Bourg 10,737 -0.89% 13.6% 54.5%
31.9%
23 Kibichuo (吉備中央町) Bourg 10,195 -1.47% 8.5% 48.8%
42.7%
24 Nagi (奈義町) Bourg 5,515 -3.84% 13.1% 51.3%
35.6%
25 Kumenan (久米南町) Bourg 4,290 -2.63% 7.9% 45.0%
46.0%
26 Nishiawakura (西粟倉村) Village 1,331 -0.67% 12.2% 49.7%
37.6%
27 Shinjiyo (新庄村) Village 793 -4.69% 10.6% 42.1%
45.3%

Tendances annuelles

Année Population totale 0–14 15–64 65+ Taux de vieillissement
2024 1,831,000 215,000 1,045,000 571,000
31.2%
2023 1,847,000 220,000 1,054,000 573,000
31.0%
2022 1,862,000 225,000 1,063,000 574,000
30.8%
2021 1,876,000 230,000 1,071,000 575,000
30.7%
2020 1,888,432 233,416 1,082,126 572,890
30.3%
2015 1,921,525 250,434 1,123,274 547,817
28.5%
2010 1,945,276 264,853 1,178,493 484,718
24.9%
2005 1,957,264 275,743 1,236,318 438,054
22.4%
2000 1,950,828 291,346 1,265,122 393,658
20.2%
1995 1,950,750 315,902 1,294,239 339,313
17.4%
1990 1,925,877 353,191 1,286,221 285,764
14.8%
1985 1,916,906 409,216 1,257,858 249,555
13.0%
1980 1,871,023 424,254 1,223,235 223,306
11.9%
1975 1,814,305 416,900 1,203,853 193,289
10.7%
1970 1,707,026 384,967 1,155,806 166,253
9.7%
1965 1,645,135 396,579 1,105,115 143,441
8.7%
1960 1,670,454 480,141 1,064,304 126,009
7.5%
1955 1,689,800 540,405 1,031,482 117,901
7.0%
1950 1,661,099 562,044 989,764 109,226
6.6%
1945 1,564,626 557,435 902,219 104,972
6.7%
1940 1,329,012 451,300 786,723 90,969
6.8%
1935 1,332,647 459,346 785,664 87,637
6.6%
1930 1,283,962 434,079 765,956 83,927
6.5%
1925 1,238,447 423,054 732,176 83,217
6.7%
1920 1,217,698 414,053 722,883 80,762
6.6%