Ibaraki茨城県
Hitachi 日立市
Data last updated:
Hitachi, Ibaraki, Japan has a population of 174,635 (2020 national census). IPSS projections estimate 149,141 by 2030 and 104,391 by 2050 (a decrease of about 40.2% from 2020), with the share of residents aged 65+ rising from 32.9% to 48.7%.Sources: Japan Census (Statistics Bureau), IPSS Regional Population Projections (2023)
2020
(Census)
174,635
2030
(Projection)
149,141
▼ -14.6%
2040
(Projection)
125,845
▼ -27.9%
2050
(Projection)
104,391
▼ -40.2%
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.
About Hitachi
Overview
Hitachi (日立市) is a municipality in Ibaraki, Japan, with a population of 174,635 as of 2020.
Population Projection
According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Hitachi's population is expected to reach 149,141 by 2030 (-14.6%), 125,845 by 2040 (-27.9%), and 104,391 by 2050 (-40.2%). A significant population decline is projected over the next three decades.
Aging Outlook
The aging rate (percentage of residents aged 65 and over) is 32.9% as of 2020 and is projected to rise to 48.7% by 2050. Over 40% of residents will be elderly, significantly affecting healthcare and social services needs.
National Comparison
Hitachi is experiencing one of the faster rates of population decline in Japan.
National and Prefectural Rank
- Population decline rate: Ranked #713 out of 1916 municipalities nationwide.
- Aging rate in 2050: Ranked #650 out of 1916 nationwide.
- Population size: Ranked #218 out of 1916 nationwide.
- Related: National rankings