Poverty and living standards in Kochi, Japan: official figures
42.4% of private households in Kochi were one-person households at the 2020 census (65,208), 31st highest of 262 cities, above the national figure (38.0%).
How many older people live alone in Kochi?
15.5% of private households in Kochi were people aged 65 or over living alone at the 2020 census (23,875 households), 21st 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 Kochi?
16,929 households in Kochi were couples living alone together with the husband aged 65 or over and the wife 60 or over, and 32,468 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 Kochi?
40.0% of occupied homes in Kochi were rented in 2023 (61,280 of 153,160) and 56.8% were owned, with rented share 51st highest of 262 cities.
Source: Statistics Bureau of Japan, Ministry of Internal Affairs and Communications · saved copyHow big are homes in Kochi?
The average home in Kochi had 86.9 square metres of floor space in 2023, 94th lowest of 262 cities.
Source: Statistics Bureau of Japan, Ministry of Internal Affairs and Communications · saved copyHow many homes in Kochi lack flush toilets?
18,051 residents of Kochi (about 5.5% 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 Kochi compares with other cities in Japan
Older people (65+) living alone, share of private households (2020 census)
Kochi ranks 21 of 262, highest first.
| Rank | City | Older people (65+) living alone, share of private households |
|---|---|---|
| 18 | Kanoya | 15.7% |
| 19 | Moriguchi | 15.7% |
| 20 | Niihama | 15.6% |
| 21 | Kochi | 15.5% |
| 22 | Nagasaki | 15.4% |
| 23 | Sasebo | 15.4% |
| 24 | Saijo | 15.2% |
Rented homes, share of occupied homes (2023)
Kochi ranks 51 of 262, highest first.
| Rank | City | Rented homes, share of occupied homes |
|---|---|---|
| 48 | Asaka | 40.4% |
| 49 | Okayama | 40.3% |
| 50 | Ikeda | 40.1% |
| 51 | Kochi | 40.0% |
| 52 | Uruma | 39.9% |
| 53 | Kirishima | 39.8% |
| 54 | Narashino | 39.8% |
Average floor space per home (square metres) (2023)
Kochi ranks 169 of 262, highest first.
| Rank | City | Average floor space per home (square metres) |
|---|---|---|
| 166 | Matsuyama | 88.0 |
| 167 | Isehara | 87.7 |
| 168 | Kawagoe | 87.2 |
| 169 | Kochi | 86.9 |
| 170 | Matsubara | 86.9 |
| 171 | Kusatsu | 86.8 |
| 172 | Koshigaya | 86.8 |
More on Kochi: 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…)
Each saved copy is the file exactly as downloaded, kept so the figures can be checked even if the source changes. Report an error.