Ibaraki: Population Decline Ranking
All 44 municipalities in Ibaraki ranked by Population Decline.
Top municipalities in Ibaraki by population decline: 1. Daigo (-60.4%), 2. Kawachi (-52.7%), 3. Inashiki (-50.9%).
| Rank | Municipality | Pop. (2025) | Change 2020–2050 |
|---|---|---|---|
| 1 | Ibaraki Daigo | 13,698 | ▼ -60.4% |
| 2 | Ibaraki Kawachi | 7,149 | ▼ -52.7% |
| 3 | Ibaraki Inashiki | 35,353 | ▼ -50.9% |
| 4 | Ibaraki Shirosato | 16,373 | ▼ -49.1% |
| 5 | Ibaraki Tone | 14,852 | ▼ -47.7% |
| 6 | Ibaraki Sakuragawa | 35,256 | ▼ -47.6% |
| 7 | Ibaraki Hitachioota | 43,769 | ▼ -47.1% |
| 8 | Ibaraki Takahagi | 25,001 | ▼ -46.5% |
| 9 | Ibaraki Namegata | 29,212 | ▼ -44.9% |
| 10 | Ibaraki Goka | 7,507 | ▼ -44.0% |
| 11 | Ibaraki Hitachioomiya | 35,708 | ▼ -43.2% |
| 12 | Ibaraki Miho | 13,585 | ▼ -42.6% |
| 13 | Ibaraki Kitaibaraki | 38,386 | ▼ -42.5% |
| 14 | Ibaraki Hitachi | 158,681 | ▼ -40.2% |
| 15 | Ibaraki Ooarai | 14,444 | ▼ -40.1% |
| 16 | Ibaraki Itako | 25,158 | ▼ -38.9% |
| 17 | Ibaraki Yachiyo | 20,090 | ▼ -33.9% |
| 18 | Ibaraki Chikusei | 94,761 | ▼ -33.3% |
| 19 | Ibaraki Ishioka | 67,339 | ▼ -32.7% |
| 20 | Ibaraki Kasama | 71,424 | ▼ -31.8% |
| 21 | Ibaraki Kasumigaura | 38,396 | ▼ -31.4% |
| 22 | Ibaraki Ibaraki | 29,429 | ▼ -31.0% |
| 23 | Ibaraki Bandou | 51,306 | ▼ -30.6% |
| 24 | Ibaraki Hokota | 43,331 | ▼ -30.5% |
| 25 | Ibaraki Omitama | 46,714 | ▼ -29.1% |
| 26 | Ibaraki Shimotsuma | 40,750 | ▼ -27.3% |
| 27 | Ibaraki Jousou | 57,918 | ▼ -26.7% |
| 28 | Ibaraki Sakai | 23,885 | ▼ -25.2% |
| 29 | Ibaraki Toride | 103,381 | ▼ -24.6% |
| 30 | Ibaraki Ryuugasaki | 73,904 | ▼ -24.4% |
| 31 | Ibaraki Koga | 136,253 | ▼ -22.6% |
| 32 | Ibaraki Yuuki | 48,145 | ▼ -22.1% |
| 33 | Ibaraki Naka | 51,527 | ▼ -22.0% |
| 34 | Ibaraki Tsuchiura | 141,509 | ▼ -16.2% |
| 35 | Ibaraki Hitachinaka | 151,618 | ▼ -15.4% |
| 36 | Ibaraki Kashima | 63,954 | ▼ -15.1% |
| 37 | Ibaraki Toukai | 37,783 | ▼ -12.5% |
| 38 | Ibaraki Kamisu | 93,309 | ▼ -12.2% |
| 39 | Ibaraki Ami | 49,667 | ▼ -10.2% |
| 40 | Ibaraki Mito | 265,692 | ▼ -9.9% |
| 41 | Ibaraki Ushiku | 82,508 | ▼ -9.0% |
| 42 | Ibaraki Tsukuba | 268,832 | ▲ +6.0% |
| 43 | Ibaraki Moriya | 70,199 | ▲ +11.4% |
| 44 | Ibaraki Tsukubamirai | 52,100 | ▲ +13.0% |