Poverty and living standards in Niiza, Japan: official figures
36.2% of private households in Niiza were one-person households at the 2020 census (26,654), 106th highest of 262 cities, below the national figure (38.0%).
How many older people live alone in Niiza?
11.2% of private households in Niiza were people aged 65 or over living alone at the 2020 census (8,274 households), 122nd lowest of 262 cities, below the national figure (12.1%).
Source: Statistics Bureau of Japan, Ministry of Internal Affairs and Communications · saved copyHow many elderly couples live alone in Niiza?
8,467 households in Niiza were couples living alone together with the husband aged 65 or over and the wife 60 or over, and 17,082 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 Niiza?
30.3% of occupied homes in Niiza were rented in 2023 (22,700 of 74,970) and 65.5% were owned, with rented share 113th lowest of 262 cities.
Source: Statistics Bureau of Japan, Ministry of Internal Affairs and Communications · saved copyHow big are homes in Niiza?
The average home in Niiza had 77.7 square metres of floor space in 2023, 46th lowest of 262 cities.
Source: Statistics Bureau of Japan, Ministry of Internal Affairs and Communications · saved copyHow many homes in Niiza lack flush toilets?
77 residents of Niiza (about 0.0% 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 Niiza compares with other cities in Japan
Older people (65+) living alone, share of private households (2020 census)
Niiza ranks 141 of 262, highest first.
| Rank | City | Older people (65+) living alone, share of private households |
|---|---|---|
| 138 | Toyama | 11.3% |
| 139 | Yachiyo | 11.3% |
| 140 | Joetsu | 11.3% |
| 141 | Niiza | 11.2% |
| 142 | Kumamoto | 11.2% |
| 143 | Noda | 11.2% |
| 144 | Tajimi | 11.2% |
Rented homes, share of occupied homes (2023)
Niiza ranks 150 of 262, highest first.
| Rank | City | Rented homes, share of occupied homes |
|---|---|---|
| 147 | Toyama | 30.7% |
| 148 | Omuta | 30.7% |
| 149 | Zama | 30.7% |
| 150 | Niiza | 30.3% |
| 151 | Kashihara | 30.1% |
| 152 | Izumo | 30.1% |
| 153 | Kishiwada | 29.8% |
Average floor space per home (square metres) (2023)
Niiza ranks 217 of 262, highest first.
| Rank | City | Average floor space per home (square metres) |
|---|---|---|
| 214 | Tokorozawa | 78.7 |
| 215 | Sendai | 78.4 |
| 216 | Hachioji | 78.3 |
| 217 | Niiza | 77.7 |
| 218 | Okinawa | 77.7 |
| 219 | Kobe | 77.5 |
| 220 | Sagamihara | 77.4 |
More on Niiza: 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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