Rolling 3-month median price per square metre for Koganei City (小金井市) against the Tokyo overall median. Source: CityDataLab factor model, updated monthly.
In the three months to January 2026, the median price of homes sold in Koganei City (小金井市) was ¥840,000 per square metre, +16.2% on a year earlier. That ranks it 20 of 42 Tokyo wards and cities by price per square metre, 16.0% below the city-wide median of ¥1,000,000. Nearest in price: Arakawa Ward (荒川区) (¥917,143) and Itabashi Ward (板橋区) (¥814,286).
| Period | Month | Median ¥/m² | Change to latest |
|---|---|---|---|
| Latest | Jan 2026 | ¥840,000 | |
| One year earlier | Jan 2025 | ¥722,917 | +16.2% |
| Five years earlier | n/a | n/a | n/a |
| First month in the series | Aug 2020 | ¥591,667 | +42.0% |
Rolling 3-month window. Koganei City (小金井市) shown in the city accent colour; overall in grey.
Both series re-based to 0% at the first valid datapoint.