Iwate: Aging Rate (2050) Ranking
All 33 municipalities in Iwate ranked by Aging Rate (2050).
Top municipalities in Iwate by aging rate (2050): 1. Fudai (63.4%), 2. Hirono (63.3%), 3. Kuzumaki (60.3%).
| Rank | Municipality | Pop. (2025) | Aging Rate 2050 |
|---|---|---|---|
| 1 | Iwate Fudai | 2,132 | 63.4% |
| 2 | Iwate Hirono | 13,406 | 63.3% |
| 3 | Iwate Kuzumaki | 4,874 | 60.3% |
| 4 | Iwate Nishiwaga | 4,355 | 60.1% |
| 5 | Iwate Hachimantai | 22,060 | 59.0% |
| 6 | Iwate Ichinohe | 10,009 | 58.5% |
| 7 | Iwate Iwate | 10,652 | 57.4% |
| 8 | Iwate Tanohata | 2,678 | 57.3% |
| 9 | Iwate Karumai | 7,410 | 56.0% |
| 10 | Iwate Shizukuishi | 14,286 | 55.6% |
| 11 | Iwate Kunohe | 4,713 | 55.6% |
| 12 | Iwate Iwaizumi | 7,421 | 55.2% |
| 13 | Iwate Rikuzentakata | 16,395 | 55.1% |
| 14 | Iwate Kuji | 29,622 | 54.0% |
| 15 | Iwate Toono | 22,625 | 53.8% |
| 16 | Iwate Hiraizumi | 6,422 | 53.2% |
| 17 | Iwate Ninohe | 22,975 | 52.9% |
| 18 | Iwate Sumita | 4,331 | 52.2% |
| 19 | Iwate Ichinoseki | 101,810 | 51.7% |
| 20 | Iwate Yamada | 12,680 | 51.6% |
| 21 | Iwate Noda | 3,609 | 51.3% |
| 22 | Iwate Oofunato | 30,565 | 50.6% |
| 23 | Iwate Kamaishi | 27,992 | 49.9% |
| 24 | Iwate Miyako | 44,247 | 49.4% |
| 25 | Iwate Ootsuchi | 9,850 | 48.5% |
| 26 | Iwate Oushuu | 103,802 | 47.9% |
| 27 | Iwate Hanamaki | 87,233 | 46.4% |
| 28 | Iwate Shiwa | 31,441 | 44.1% |
| 29 | Iwate Morioka | 278,444 | 40.8% |
| 30 | Iwate Kanegasaki | 15,110 | 40.8% |
| 31 | Iwate Kitakami | 90,811 | 40.7% |
| 32 | Iwate Takizawa | 53,711 | 40.1% |
| 33 | Iwate Yahaba | 26,981 | 39.9% |