Saitama: Population Decline Ranking
All 73 municipalities in Saitama ranked by Population Decline.
Top municipalities in Saitama by population decline: 1. Higashichichibu (-59.2%), 2. Ogano (-55.1%), 3. Ogawa (-50.0%).
| Rank | Municipality | Pop. (2025) | Change 2020–2050 |
|---|---|---|---|
| 1 | Saitama Higashichichibu | 2,289 | ▼ -59.2% |
| 2 | Saitama Ogano | 9,465 | ▼ -55.1% |
| 3 | Saitama Ogawa | 26,272 | ▼ -50.0% |
| 4 | Saitama Tokigawa | 9,767 | ▼ -47.5% |
| 5 | Saitama Yoshimi | 16,823 | ▼ -46.8% |
| 6 | Saitama Hatoyama | 12,639 | ▼ -46.2% |
| 7 | Saitama Nagatoro | 6,112 | ▼ -45.9% |
| 8 | Saitama Minano | 8,430 | ▼ -44.5% |
| 9 | Saitama Ogose | 10,254 | ▼ -43.7% |
| 10 | Saitama Kawajima | 17,873 | ▼ -43.1% |
| 11 | Saitama Yokoze | 7,230 | ▼ -40.1% |
| 12 | Saitama Chichibu | 54,609 | ▼ -39.9% |
| 13 | Saitama Gyouda | 76,111 | ▼ -36.4% |
| 14 | Saitama Yorii | 30,683 | ▼ -36.4% |
| 15 | Saitama Satte | 47,754 | ▼ -32.9% |
| 16 | Saitama Matsubushi | 26,889 | ▼ -32.7% |
| 17 | Saitama Moroyama | 33,251 | ▼ -32.6% |
| 18 | Saitama Sugito | 42,574 | ▼ -30.9% |
| 19 | Saitama Kamikawa | 12,480 | ▼ -30.7% |
| 20 | Saitama Kitamoto | 64,319 | ▼ -29.9% |
| 21 | Saitama Ranzan | 17,332 | ▼ -29.2% |
| 22 | Saitama Hanyuu | 52,198 | ▼ -27.1% |
| 23 | Saitama Kasukabe | 223,939 | ▼ -25.5% |
| 24 | Saitama Sayama | 142,970 | ▼ -25.4% |
| 25 | Saitama Kumagaya | 188,037 | ▼ -22.9% |
| 26 | Saitama Fukaya | 138,393 | ▼ -22.9% |
| 27 | Saitama Misato | 10,318 | ▼ -22.7% |
| 28 | Saitama Kazo | 109,480 | ▼ -22.4% |
| 29 | Saitama Iruma | 140,150 | ▼ -22.2% |
| 30 | Saitama Kuki | 147,464 | ▼ -22.2% |
| 31 | Saitama Kamisato | 29,611 | ▼ -22.2% |
| 32 | Saitama Kounosu | 115,494 | ▼ -21.4% |
| 33 | Saitama Hannou | 77,707 | ▼ -20.8% |
| 34 | Saitama Hasuda | 60,368 | ▼ -18.4% |
| 35 | Saitama Hidaka | 53,231 | ▼ -18.2% |
| 36 | Saitama Miyashiro | 33,542 | ▼ -17.9% |
| 37 | Saitama Honjou | 76,337 | ▼ -17.2% |
| 38 | Saitama Tsurugashima | 70,627 | ▼ -16.9% |
| 39 | Saitama Sakado | 99,273 | ▼ -16.2% |
| 40 | Saitama Higashimatsuyama | 91,816 | ▼ -14.2% |
| 41 | Saitama Okegawa | 72,962 | ▼ -13.3% |
| 42 | Saitama Ageo | 224,634 | ▼ -11.3% |
| 43 | Saitama Miyoshi | 37,440 | ▼ -11.3% |
| 44 | Saitama Iwatsuki | 110,197 | ▼ -10.2% |
| 45 | Saitama Tokorozawa | 342,537 | ▼ -10.1% |
| 46 | Saitama Sakura | 98,867 | ▼ -8.7% |
| 47 | Saitama Souka | 251,360 | ▼ -7.5% |
| 48 | Saitama Kawagoe | 354,567 | ▼ -6.4% |
| 49 | Saitama Shiraoka | 51,461 | ▼ -5.4% |
| 50 | Saitama Fujimi | 112,751 | ▼ -4.9% |
| 51 | Saitama Minuma | 166,894 | ▼ -4.2% |
| 52 | Saitama Koshigaya | 341,497 | ▼ -3.3% |
| 53 | Saitama Fujimino | 112,322 | ▼ -2.3% |
| 54 | Saitama Niiza | 164,882 | ▼ -1.9% |
| 55 | Saitama Warabi | 75,454 | ▼ -1.8% |
| 56 | Saitama Kita | 147,725 | ▼ -1.7% |
| 57 | Saitama Misato | 140,568 | ▼ -1.1% |
| 58 | Saitama Ina | 44,498 | ▼ -0.2% |
| 59 | Saitama Wakou | 83,591 | ▲ +0.4% |
| 60 | Saitama Chuuou | 103,818 | ▲ +0.8% |
| 61 | Saitama Kawaguchi | 591,712 | ▲ +0.9% |
| 62 | Saitama Saitama | 1,344,865 | ▲ +1.2% |
| 63 | Saitama Shiki | 75,036 | ▲ +1.7% |
| 64 | Saitama Minami | 196,185 | ▲ +3.0% |
| 65 | Saitama Nishi | 94,091 | ▲ +4.2% |
| 66 | Saitama Asaka | 147,233 | ▲ +4.2% |
| 67 | Saitama Oomiya | 125,285 | ▲ +6.0% |
| 68 | Saitama Urawa | 169,446 | ▲ +6.4% |
| 69 | Saitama Yoshikawa | 71,291 | ▲ +6.8% |
| 70 | Saitama Toda | 139,232 | ▲ +7.0% |
| 71 | Saitama Yashio | 93,410 | ▲ +9.3% |
| 72 | Saitama Namegawa | 19,911 | ▲ +11.0% |
| 73 | Saitama Midori | 132,357 | ▲ +13.2% |