Aichi愛知県
Iwakura 岩倉市
Data last updated:
Iwakura, Aichi, Japan has a population of 47,393 (2025 national census). IPSS projections estimate 46,026 by 2030 and 40,633 by 2050 (a decrease of about 15.3% from 2020), with the share of residents aged 65+ rising from 25.7% in 2020 to 34.1%.Sources: Japan Census (Statistics Bureau), IPSS Regional Population Projections (2023)
2025Census
47,393
2030Projection
46,026
▼ -4.1%
2040Projection
43,380
▼ -9.6%
2050Projection
40,633
▼ -15.3%
Change vs. 2020 census
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Other municipalities in Aichi (愛知県)
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.
Iwakura 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 | 42,800 | ▼ -10.8% | Census |
| 1985 | 42,508 | ▼ -11.4% | Census |
| 1990 | 43,807 | ▼ -8.7% | Census |
| 1995 | 46,175 | ▼ -3.8% | Census |
| 2000 | 46,906 | ▼ -2.2% | Census |
| 2005 | 47,926 | ▼ -0.1% | Census |
| 2010 | 47,340 | ▼ -1.3% | Census |
| 2015 | 47,562 | ▼ -0.9% | Census |
| 2020 | 47,983 | — | Census |
| 2025 | 47,393 | ▼ -1.2% | Census |
| 2030 | 46,026 | ▼ -4.1% | Projection |
| 2035 | 44,735 | ▼ -6.8% | Projection |
| 2040 | 43,380 | ▼ -9.6% | Projection |
| 2045 | 42,053 | ▼ -12.4% | Projection |
| 2050 | 40,633 | ▼ -15.3% | Projection |
About Iwakura
Overview
Iwakura (岩倉市) is a municipality in Aichi, Japan, with a population of 47,393 as of 2025.
Population Projection of Iwakura
According to projections by Japan's National Institute of Population and Social Security Research (IPSS), Iwakura's population is expected to reach 46,026 by 2030 (-4.1%), 43,380 by 2040 (-9.6%), and 40,633 by 2050 (-15.3%). A modest population change is expected.
Aging Rate of Iwakura
The aging rate (percentage of residents aged 65 and over) is 25.7% as of 2020 and is projected to rise to 34.1% by 2050. The aging rate will remain below the most severe Japanese averages.
National Comparison
Iwakura's demographic trajectory is similar to the national average.
National and Prefectural Rank
- Population decline rate: Ranked #1474 out of 1903 municipalities nationwide.
- Aging rate in 2050: Ranked #1671 out of 1903 nationwide.
- Population size: Ranked #702 out of 1917 nationwide.
- Related: National rankings / All municipalities in Aichi
Earnings in Aichi (愛知県): Average salary in Aichi (愛知県) by age, gender and company sizejpsalary / MHLW Basic Survey on Wage Structure