Ehime愛媛県
Kihoku 鬼北町
Data last updated:
Kihoku, Ehime, Japan has a population of 8,666 (2025 national census). IPSS projections estimate 7,862 by 2030 and 4,779 by 2050 (a decrease of about 50.6% from 2020), with the share of residents aged 65+ rising from 46.8% in 2020 to 59.7%.Sources: Japan Census (Statistics Bureau), IPSS Regional Population Projections (2023)
2025
(Census)
8,666
2030
(Projection)
7,862
▼ -18.8%
2040
(Projection)
6,268
▼ -35.3%
2050
(Projection)
4,779
▼ -50.6%
Change vs. 2020 census
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Other municipalities in Ehime (愛媛県)
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.
Kihoku 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 | 15,602 | ▲ +61.1% | Census |
| 1985 | 14,970 | ▲ +54.6% | Census |
| 1990 | 14,174 | ▲ +46.4% | Census |
| 1995 | 13,706 | ▲ +41.6% | Census |
| 2000 | 13,080 | ▲ +35.1% | Census |
| 2005 | 12,432 | ▲ +28.4% | Census |
| 2010 | 11,633 | ▲ +20.2% | Census |
| 2015 | 10,705 | ▲ +10.6% | Census |
| 2020 | 9,682 | — | Census |
| 2025 | 8,666 | ▼ -10.5% | Census |
| 2030 | 7,862 | ▼ -18.8% | Projection |
| 2035 | 7,051 | ▼ -27.2% | Projection |
| 2040 | 6,268 | ▼ -35.3% | Projection |
| 2045 | 5,501 | ▼ -43.2% | Projection |
| 2050 | 4,779 | ▼ -50.6% | Projection |
About Kihoku
Overview
Kihoku (鬼北町) is a municipality in Ehime, Japan, with a population of 8,666 as of 2025.
Population Projection of Kihoku
According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Kihoku's population is expected to reach 7,862 by 2030 (-18.8%), 6,268 by 2040 (-35.3%), and 4,779 by 2050 (-50.6%). The town is projected to lose more than half its population over 30 years.
Aging Rate of Kihoku
The aging rate (percentage of residents aged 65 and over) is 46.8% as of 2020 and is projected to rise to 59.7% by 2050. More than half of residents will be seniors, placing the town in the "marginal municipality" category.
National Comparison
Kihoku is experiencing one of the faster rates of population decline in Japan.
National and Prefectural Rank
- Population decline rate: Ranked #324 out of 1903 municipalities nationwide.
- Aging rate in 2050: Ranked #120 out of 1903 nationwide.
- Population size: Ranked #1402 out of 1917 nationwide.
- Related: National rankings / All municipalities in Ehime
Earnings in Ehime (愛媛県): Average salary in Ehime (愛媛県) by age, gender and company sizejpsalary / MHLW Basic Survey on Wage Structure