Chiba: Aging Rate (2050) Ranking
All 60 municipalities in Chiba ranked by Aging Rate (2050).
Top municipalities in Chiba by aging rate (2050): 1. Onjuku (67.3%), 2. Nagara (63.0%), 3. Chounan (62.6%).
| Rank | Municipality | Pop. (2025) | Aging Rate 2050 |
|---|---|---|---|
| 1 | Chiba Onjuku | 6,332 | 67.3% |
| 2 | Chiba Nagara | 6,013 | 63.0% |
| 3 | Chiba Chounan | 6,691 | 62.6% |
| 4 | Chiba Kujuukuri | 12,877 | 59.2% |
| 5 | Chiba Kyonan | 6,197 | 58.8% |
| 6 | Chiba Isumi | 32,463 | 58.0% |
| 7 | Chiba Minamibousou | 31,892 | 57.6% |
| 8 | Chiba Ootaki | 7,784 | 57.0% |
| 9 | Chiba Sakae | 19,012 | 55.5% |
| 10 | Chiba Shibayama | 6,068 | 54.7% |
| 11 | Chiba Shirako | 9,531 | 54.7% |
| 12 | Chiba Katsuura | 15,101 | 54.1% |
| 13 | Chiba Sanmu | 44,973 | 53.9% |
| 14 | Chiba Choushi | 51,378 | 52.5% |
| 15 | Chiba Tounoshou | 11,904 | 52.4% |
| 16 | Chiba Kouzaki | 5,267 | 51.8% |
| 17 | Chiba Sousa | 31,092 | 51.5% |
| 18 | Chiba Katori | 65,971 | 51.3% |
| 19 | Chiba Futtsu | 38,711 | 50.5% |
| 20 | Chiba Yachimata | 64,489 | 50.0% |
| 21 | Chiba Tateyama | 41,119 | 49.9% |
| 22 | Chiba Mutsuzawa | 6,295 | 49.2% |
| 23 | Chiba Yokoshibahikari | 19,824 | 48.9% |
| 24 | Chiba Chousei | 12,523 | 48.2% |
| 25 | Chiba Tako | 12,440 | 48.0% |
| 26 | Chiba Mobara | 83,571 | 45.7% |
| 27 | Chiba Ooamishirasato | 46,382 | 44.8% |
| 28 | Chiba Kimitsu | 77,367 | 43.7% |
| 29 | Chiba Kamogawa | 28,988 | 42.7% |
| 30 | Chiba Tougane | 56,533 | 42.4% |
| 31 | Chiba Ichinomiya | 11,763 | 41.2% |
| 32 | Chiba Sakura | 163,765 | 41.0% |
| 33 | Chiba Asahi | 59,573 | 40.9% |
| 34 | Chiba Shisui | 20,520 | 40.7% |
| 35 | Chiba Abiko | 131,006 | 40.5% |
| 36 | Chiba Wakaba | 145,508 | 40.2% |
| 37 | Chiba Shiroi | 60,932 | 39.9% |
| 38 | Chiba Ichihara | 259,897 | 39.0% |
| 39 | Chiba Noda | 151,004 | 37.8% |
| 40 | Chiba Mihama | 156,222 | 37.6% |
| 41 | Chiba Hanamigawa | 177,630 | 36.9% |
| 42 | Chiba Tomisato | 49,659 | 36.9% |
| 43 | Chiba Kamagaya | 109,081 | 36.8% |
| 44 | Chiba Chiba | 994,846 | 36.0% |
| 45 | Chiba Inage | 160,432 | 35.9% |
| 46 | Chiba Midori | 128,147 | 35.8% |
| 47 | Chiba Matsudo | 496,374 | 34.5% |
| 48 | Chiba Yotsukaidou | 94,174 | 34.4% |
| 49 | Chiba Yachiyo | 204,904 | 34.2% |
| 50 | Chiba Kisarazu | 137,069 | 33.8% |
| 51 | Chiba Sodegaura | 65,079 | 33.7% |
| 52 | Chiba Kashiwa | 435,302 | 32.9% |
| 53 | Chiba Narita | 133,634 | 32.8% |
| 54 | Chiba Chuuou | 226,907 | 32.4% |
| 55 | Chiba Inzai | 110,339 | 31.8% |
| 56 | Chiba Narashino | 175,706 | 31.7% |
| 57 | Chiba Funabashi | 651,663 | 31.5% |
| 58 | Chiba Ichikawa | 494,354 | 30.6% |
| 59 | Chiba Nagareyama | 215,086 | 28.8% |
| 60 | Chiba Urayasu | 172,707 | 28.7% |