Chiba: Population Decline Ranking
All 60 municipalities in Chiba ranked by Population Decline.
Top municipalities in Chiba by population decline: 1. Kyonan (-55.8%), 2. Chounan (-55.7%), 3. Choushi (-50.8%).
| Rank | Municipality | Pop. (2025) | Change 2020–2050 |
|---|---|---|---|
| 1 | Chiba Kyonan | 6,197 | ▼ -55.8% |
| 2 | Chiba Chounan | 6,691 | ▼ -55.7% |
| 3 | Chiba Choushi | 51,378 | ▼ -50.8% |
| 4 | Chiba Kujuukuri | 12,877 | ▼ -50.7% |
| 5 | Chiba Nagara | 6,013 | ▼ -49.7% |
| 6 | Chiba Ootaki | 7,784 | ▼ -49.4% |
| 7 | Chiba Katsuura | 15,101 | ▼ -47.9% |
| 8 | Chiba Tounoshou | 11,904 | ▼ -47.9% |
| 9 | Chiba Minamibousou | 31,892 | ▼ -46.4% |
| 10 | Chiba Sakae | 19,012 | ▼ -45.9% |
| 11 | Chiba Katori | 65,971 | ▼ -43.9% |
| 12 | Chiba Shirako | 9,531 | ▼ -43.9% |
| 13 | Chiba Sanmu | 44,973 | ▼ -43.6% |
| 14 | Chiba Isumi | 32,463 | ▼ -43.1% |
| 15 | Chiba Futtsu | 38,711 | ▼ -42.8% |
| 16 | Chiba Tako | 12,440 | ▼ -41.6% |
| 17 | Chiba Sousa | 31,092 | ▼ -41.1% |
| 18 | Chiba Shibayama | 6,068 | ▼ -41.0% |
| 19 | Chiba Yokoshibahikari | 19,824 | ▼ -39.4% |
| 20 | Chiba Mutsuzawa | 6,295 | ▼ -39.2% |
| 21 | Chiba Yachimata | 64,489 | ▼ -37.3% |
| 22 | Chiba Kouzaki | 5,267 | ▼ -36.4% |
| 23 | Chiba Onjuku | 6,332 | ▼ -36.3% |
| 24 | Chiba Kimitsu | 77,367 | ▼ -33.1% |
| 25 | Chiba Tateyama | 41,119 | ▼ -32.0% |
| 26 | Chiba Kamogawa | 28,988 | ▼ -30.2% |
| 27 | Chiba Chousei | 12,523 | ▼ -28.7% |
| 28 | Chiba Asahi | 59,573 | ▼ -28.5% |
| 29 | Chiba Mobara | 83,571 | ▼ -26.3% |
| 30 | Chiba Shisui | 20,520 | ▼ -26.1% |
| 31 | Chiba Tougane | 56,533 | ▼ -24.7% |
| 32 | Chiba Ichihara | 259,897 | ▼ -23.0% |
| 33 | Chiba Ooamishirasato | 46,382 | ▼ -22.0% |
| 34 | Chiba Sakura | 163,765 | ▼ -19.6% |
| 35 | Chiba Tomisato | 49,659 | ▼ -18.4% |
| 36 | Chiba Wakaba | 145,508 | ▼ -15.6% |
| 37 | Chiba Hanamigawa | 177,630 | ▼ -14.4% |
| 38 | Chiba Mihama | 156,222 | ▼ -14.4% |
| 39 | Chiba Abiko | 131,006 | ▼ -14.1% |
| 40 | Chiba Noda | 151,004 | ▼ -13.8% |
| 41 | Chiba Shiroi | 60,932 | ▼ -10.5% |
| 42 | Chiba Chiba | 994,846 | ▼ -8.0% |
| 43 | Chiba Kamagaya | 109,081 | ▼ -6.1% |
| 44 | Chiba Ichinomiya | 11,763 | ▼ -5.1% |
| 45 | Chiba Inage | 160,432 | ▼ -5.0% |
| 46 | Chiba Matsudo | 496,374 | ▼ -4.5% |
| 47 | Chiba Urayasu | 172,707 | ▼ -4.4% |
| 48 | Chiba Yotsukaidou | 94,174 | ▼ -4.0% |
| 49 | Chiba Narita | 133,634 | ▼ -3.8% |
| 50 | Chiba Ichikawa | 494,354 | ▼ -2.7% |
| 51 | Chiba Sodegaura | 65,079 | ▼ -2.6% |
| 52 | Chiba Yachiyo | 204,904 | ▼ -2.0% |
| 53 | Chiba Kisarazu | 137,069 | ▼ -1.7% |
| 54 | Chiba Midori | 128,147 | ▼ -1.5% |
| 55 | Chiba Narashino | 175,706 | ▼ -0.5% |
| 56 | Chiba Chuuou | 226,907 | ▲ +1.0% |
| 57 | Chiba Funabashi | 651,663 | ▲ +1.4% |
| 58 | Chiba Kashiwa | 435,302 | ▲ +2.1% |
| 59 | Chiba Inzai | 110,339 | ▲ +16.8% |
| 60 | Chiba Nagareyama | 215,086 | ▲ +20.9% |