Poverty and living standards in Iwakuni, Japan: official figures
35.8% of private households in Iwakuni were one-person households at the 2020 census (20,672), 118th highest of 262 cities, below the national figure (38.0%).
How many older people live alone in Iwakuni?
17.3% of private households in Iwakuni were people aged 65 or over living alone at the 2020 census (9,979 households), 6th highest of 262 cities, above the national figure (12.1%).
Source: Statistics Bureau of Japan, Ministry of Internal Affairs and Communications · saved copyHow many elderly couples live alone in Iwakuni?
9,810 households in Iwakuni were couples living alone together with the husband aged 65 or over and the wife 60 or over, and 16,341 were nuclear-family households including someone aged 65 or over (2020 census).
Source: Statistics Bureau of Japan, Ministry of Internal Affairs and Communications · saved copyHow many people rent their home in Iwakuni?
25.8% of occupied homes in Iwakuni were rented in 2023 (14,420 of 55,870) and 70.3% were owned, with rented share 58th lowest of 262 cities.
Source: Statistics Bureau of Japan, Ministry of Internal Affairs and Communications · saved copyHow big are homes in Iwakuni?
The average home in Iwakuni had 104.8 square metres of floor space in 2023, 69th highest of 262 cities.
Source: Statistics Bureau of Japan, Ministry of Internal Affairs and Communications · saved copyHow many homes in Iwakuni lack flush toilets?
4,425 residents of Iwakuni (about 3.4% of the population) were not on flush toilets in 2023: they used vault toilets emptied by the municipality or treated waste themselves.
Source: Statistics Bureau of Japan, Ministry of Internal Affairs and Communications · saved copyHow Iwakuni compares with other cities in Japan
Older people (65+) living alone, share of private households (2020 census)
Iwakuni ranks 6 of 262, highest first.
| Rank | City | Older people (65+) living alone, share of private households |
|---|---|---|
| 3 | Hakodate | 18.4% |
| 4 | Kure | 18.2% |
| 5 | Beppu | 17.4% |
| 6 | Iwakuni | 17.3% |
| 7 | Kadoma | 17.0% |
| 8 | Shimonoseki | 16.9% |
| 9 | Kushiro | 16.6% |
Rented homes, share of occupied homes (2023)
Iwakuni ranks 205 of 262, highest first.
| Rank | City | Rented homes, share of occupied homes |
|---|---|---|
| 202 | Takarazuka | 26.0% |
| 203 | Matsusaka | 25.9% |
| 204 | Kamagaya | 25.9% |
| 205 | Iwakuni | 25.8% |
| 206 | Koga | 25.6% |
| 207 | Imabari | 25.6% |
| 208 | Marugame | 25.5% |
Average floor space per home (square metres) (2023)
Iwakuni ranks 69 of 262, highest first.
| Rank | City | Average floor space per home (square metres) |
|---|---|---|
| 66 | Iwaki | 105.6 |
| 67 | Kumagaya | 105.1 |
| 68 | Koga | 104.8 |
| 69 | Iwakuni | 104.8 |
| 70 | Ichinomiya | 104.7 |
| 71 | Ota | 104.7 |
| 72 | Sanda | 104.5 |
More on Iwakuni: overview · economy and jobs · health · education and schools · government budget · all cities in Japan
Sources
- Statistics Bureau of Japan, Ministry of Internal Affairs and Communications: Statistical Observations of Municipalities 2026 (social and demographic statistics, city, ward, town and village data), read 28 October 2026 · saved copy (SHA-256 2cb3d8c51aa1…)
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