Prefecture
The population development of Yamanashi Prefecture according to census results.
| Name | Abbr. | Status | Native | Capital | Area A-L (km²) | Population Census (Cf) 1995-10-01 | Population Census (Cf) 2000-10-01 | Population Census (Cf) 2005-10-01 | Population Census (Cf) 2010-10-01 | Population Census (Cf) 2015-10-01 | Population Census (Cf) 2020-10-01 | Population Census (Cp) 2025-10-01 | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Yamanashi | 19 | Pref | 山梨県 | Kōfu | 4,465 | 881,996 | 888,172 | 884,515 | 863,075 | 834,930 | 809,974 | 779,912 | 446500 | → |
| Japan | JPN | 日本国 | Tōkyō | 377,980 | 125,570,246 | 126,925,843 | 127,767,994 | 128,057,352 | 127,094,745 | 126,146,099 | 123,049,524 | → |
- Statistics Bureau Japan.
Major Cities
| Name | Population Census (Cp) 2025-10-01 | |
|---|---|---|
| 1 | Kōfu | 183,630 |
| 2 | Kai | 75,545 |
| 3 | Minamiarupusu | 69,250 |
| 4 | Fuefuki | 64,272 |
Contents: Cities & Towns
The population of all cities and towns of Yamanashi Prefecture with more than 20,000 inhabitants according to census results.
| Name | Status | Native | Population Census (Cf) 1995-10-01 | Population Census (Cf) 2000-10-01 | Population Census (Cf) 2005-10-01 | Population Census (Cf) 2010-10-01 | Population Census (Cf) 2015-10-01 | Population Census (Cf) 2020-10-01 | Population Census (Cp) 2025-10-01 | Area | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Chūō (Tatomi) | City | 中央市 | 28,543 | 30,769 | 31,650 | 31,322 | 31,124 | 31,216 | 30,118 | 3169 | → |
| Fuefuki (Isawa) | City | 笛吹市 | 66,839 | 71,025 | 71,711 | 70,529 | 69,559 | 66,947 | 64,272 | 20192 | → |
| Fujikawaguchiko (Kawaguchiko) | Town | 富士河口湖町 | 22,480 | 23,820 | 25,117 | 25,471 | 25,329 | 26,082 | 26,497 | 15840 | → |
| Fujiyoshida | City | 富士吉田市 | 54,691 | 54,090 | 52,572 | 50,619 | 49,003 | 46,530 | 43,647 | 12174 | → |
| Hokuto (Takane - Nagasaka) | City | 北杜市 | 47,318 | 47,888 | 48,144 | 46,968 | 45,111 | 44,053 | 41,826 | 60248 | → |
| Kai (Ryūō) | City | 甲斐市 | 66,628 | 71,706 | 74,062 | 73,807 | 74,386 | 75,313 | 75,545 | 7195 | → |
| Kōfu | City | 甲府市 | 206,840 | 202,120 | 200,096 | 198,992 | 193,125 | 189,591 | 183,630 | 21247 | → |
| Kōshū (Enzan) | City | 甲州市 | 38,046 | 36,925 | 35,922 | 33,927 | 31,671 | 29,237 | 26,992 | 26411 | → |
| Minamiarupusu (Shirane - Kushigata) | City | 南アルプス市 | 67,504 | 70,116 | 72,055 | 72,635 | 70,828 | 69,459 | 69,250 | 26414 | → |
| Nirasaki | City | 韮崎市 | 32,097 | 32,707 | 33,801 | 32,477 | 30,680 | 29,067 | 27,782 | 14369 | → |
| Ōtsuki | City | 大月市 | 35,199 | 33,124 | 30,879 | 28,120 | 25,419 | 22,512 | 20,045 | 28025 | → |
| Shōwa | Town | 昭和町 | 14,590 | 15,937 | 16,764 | 17,653 | 19,505 | 20,909 | 21,799 | 908 | → |
| Tsuru | City | 都留市 | 35,398 | 35,513 | 35,017 | 33,588 | 32,002 | 31,016 | 30,310 | 16163 | → |
| Uenohara | City | 上野原市 | 30,248 | 30,157 | 28,986 | 27,114 | 24,805 | 22,669 | 20,873 | 17057 | → |
| Yamanashi | City | 山梨市 | 39,521 | 39,797 | 38,686 | 36,832 | 35,141 | 33,435 | 31,295 | 28980 | → |
- Statistics Bureau Japan.
Population Structure
Further information about the population structure.
| Gender (C 2025) | |
|---|---|
| Males | 382,881 |
| Females | 397,031 |
| Age Groups (C 2020) | |
|---|---|
| 0-17 years | 114,692 |
| 18-64 years | 430,570 |
| 65+ years | 245,884 |
| Age Distribution (C 2020) | |
|---|---|
| 90+ years | 19,574 |
| 80-89 years | 62,563 |
| 70-79 years | 106,768 |
| 60-69 years | 108,864 |
| 50-59 years | 108,886 |
| 40-49 years | 106,500 |
| 30-39 years | 77,980 |
| 20-29 years | 69,416 |
| 10-19 years | 72,885 |
| 0-9 years | 57,710 |
| Citizenship (C 2020) | |
|---|---|
| Japan | 786,673 |
| Foreign Citizenship | 13,993 |