Ibaraki茨城県
Mito 水戸市
Data last updated:
Mito, Ibaraki, Japan has a population of 265,692 (2025 national census). IPSS projections estimate 263,049 by 2030 and 243,760 by 2050 (a decrease of about 9.9% from 2020), with the share of residents aged 65+ rising from 26.9% in 2020 to 36.6%.Sources: Japan Census (Statistics Bureau), IPSS Regional Population Projections (2023)
2025
(Census)
265,692
2030
(Projection)
263,049
▼ -2.8%
2040
(Projection)
254,892
▼ -5.8%
2050
(Projection)
243,760
▼ -9.9%
Change vs. 2020 census
Enter your age
See the population of 水戸市 when you turn 50, 60, 70 and 80.
Other municipalities in Ibaraki (茨城県)
Data Sources
- Portal Site of Official Statistics of Japan (e-Stat)（https://www.e-stat.go.jp/）
- National Institute of Population and Social Security Research (IPSS), Regional Population Projections (2023 ed.)
* This service uses the e-Stat API but its content is not guaranteed by the Japanese government.
Mito Population Table (1980–2050)
Population by year: national census results (restated to current municipal boundaries) and IPSS (2023) projections based on the 2020 census.
| Year | Population | vs 2020 | Type |
|---|---|---|---|
| 1980 | 239,742 | ▼ -11.4% | Census |
| 1985 | 253,744 | ▼ -6.3% | Census |
| 1990 | 260,456 | ▼ -3.8% | Census |
| 1995 | 261,275 | ▼ -3.5% | Census |
| 2000 | 261,562 | ▼ -3.4% | Census |
| 2005 | 262,603 | ▼ -3.0% | Census |
| 2010 | 268,750 | ▼ -0.7% | Census |
| 2015 | 270,783 | → 0.0% | Census |
| 2020 | 270,685 | — | Census |
| 2025 | 265,692 | ▼ -1.8% | Census |
| 2030 | 263,049 | ▼ -2.8% | Projection |
| 2035 | 259,358 | ▼ -4.2% | Projection |
| 2040 | 254,892 | ▼ -5.8% | Projection |
| 2045 | 249,683 | ▼ -7.8% | Projection |
| 2050 | 243,760 | ▼ -9.9% | Projection |
About Mito
Overview
Mito (水戸市) is a municipality in Ibaraki, Japan, with a population of 265,692 as of 2025.
Population Projection of Mito
According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Mito's population is expected to reach 263,049 by 2030 (-2.8%), 254,892 by 2040 (-5.8%), and 243,760 by 2050 (-9.9%). A modest population change is expected.
Aging Rate of Mito
The aging rate (percentage of residents aged 65 and over) is 26.9% as of 2020 and is projected to rise to 36.6% by 2050. The aging rate will remain below the most severe Japanese averages.
National Comparison
Mito's demographic trajectory is similar to the national average.
National and Prefectural Rank
- Population decline rate: Ranked #1621 out of 1903 municipalities nationwide.
- Aging rate in 2050: Ranked #1509 out of 1903 nationwide.
- Population size: Ranked #107 out of 1917 nationwide.
- Related: National rankings / All municipalities in Ibaraki
Earnings in Ibaraki (茨城県): Average salary in Ibaraki (茨城県) by age, gender and company sizejpsalary / MHLW Basic Survey on Wage Structure