Chiba千葉県
Kujuukuri 九十九里町
Data last updated:
Kujuukuri, Chiba, Japan has a population of 14,644 (2020 national census). IPSS projections estimate 12,025 by 2030 and 7,210 by 2050 (a decrease of about 50.8% from 2020), with the share of residents aged 65+ rising from 40.8% to 59.2%.Sources: Japan Census (Statistics Bureau), IPSS Regional Population Projections (2023)
2020
(Census)
14,644
2030
(Projection)
12,025
▼ -17.9%
2040
(Projection)
9,493
▼ -35.2%
2050
(Projection)
7,210
▼ -50.8%
Other municipalities in Chiba (千葉県)
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.
Kujuukuri Population Projection Table (2020–2050)
Population by year, based on the national census and IPSS (2023) projections.
| Year | Population | vs 2020 | Type |
|---|---|---|---|
| 2020 | 14,644 | — | Census |
| 2025 | 13,319 | ▼ -9.0% | Projection |
| 2030 | 12,025 | ▼ -17.9% | Projection |
| 2035 | 10,733 | ▼ -26.7% | Projection |
| 2040 | 9,493 | ▼ -35.2% | Projection |
| 2045 | 8,295 | ▼ -43.4% | Projection |
| 2050 | 7,210 | ▼ -50.8% | Projection |
About Kujuukuri
Overview
Kujuukuri (九十九里町) is a municipality in Chiba, Japan, with a population of 14,644 as of 2020.
Population Projection of Kujuukuri
According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Kujuukuri's population is expected to reach 12,025 by 2030 (-17.9%), 9,493 by 2040 (-35.2%), and 7,210 by 2050 (-50.8%). The town is projected to lose more than half its population over 30 years.
Aging Rate of Kujuukuri
The aging rate (percentage of residents aged 65 and over) is 40.8% as of 2020 and is projected to rise to 59.2% by 2050. More than half of residents will be seniors, placing the town in the "marginal municipality" category.
National Comparison
Kujuukuri is experiencing one of the faster rates of population decline in Japan.
National and Prefectural Rank
- Population decline rate: Ranked #315 out of 1916 municipalities nationwide.
- Aging rate in 2050: Ranked #133 out of 1916 nationwide.
- Population size: Ranked #1234 out of 1916 nationwide.
- Related: National rankings / All municipalities in Chiba