Land prices / Saitama / Koshigaya
2025 published land transactionsSannomiya land prices and price trends
This page aggregates publicly released transactions classified as residential land (land only) for the address area Sannomiya, Koshigaya. It does not limit transactions by the buyer's intended use.
Sannomiya location
Sannomiya location map
The orange point is the neighborhood representative point. Green points are stations within 1.5 km straight-line distance.
Select a station marker or label to open its station-area page. Overlapping labels appear when the marker is selected.
Price distribution (2025)
Estimated land price by plot size (2025)
| Plot size | Equivalent in tsubo | Median estimate | Middle 50% estimate |
|---|---|---|---|
| 50.0 m² | 15.1 tsubo | JPY 2.42M | JPY 1.52M – JPY 2.95M |
| 100.0 m² | 30.3 tsubo | JPY 4.84M | JPY 3.03M – JPY 5.9M |
| 150.0 m² | 45.4 tsubo | JPY 7.26M | JPY 4.55M – JPY 8.85M |
| 200.0 m² | 60.5 tsubo | JPY 9.68M | JPY 6.07M – JPY 11.8M |
These are simple land-only estimates calculated from the displayed median and quartile price per m², not medians of transactions at each plot size.
Land-price trend
The displayed period change compares transaction medians in 2024 and 2025. Published transactions and official residential land-price observations are separate series.
Published land transactions (2025)
| Period | Area | Price | Price / m² | Road width | Zoning |
|---|---|---|---|---|---|
| 2025-10 | 135.0 m² | JPY 8.5M | JPY 63,525 / m²JPY 63.525K / m² | 15.5 m | Residential use |
| 2025-04 | 165.0 m² | JPY 9.5M | JPY 57,475 / m²JPY 57.475K / m² | 9.3 m | |
| 2025-01 | 260.0 m² | JPY 9.9M | JPY 39,325 / m²JPY 39.325K / m² | 10.5 m | Residential use |
| 2025-01 | 880.0 m² | JPY 3M | JPY 3,328 / m²JPY 3.328K / m² | 43.7 m |
Transactions are listed newest first. They are not filtered by residential intent or buyer type. Low unit price alone is not treated as atypical. “Value check” is limited to invalid values or extremely high unit prices and does not necessarily indicate an error.
Sannomiya land-price summary
The median published transaction price in Sannomiya for 2025 is JPY 48,400 / m²JPY 48.4K / m². A 100 m² plot would therefore be about JPY 4.84M by simple multiplication. The period-change figure compares yearly transaction medians in 2024 and 2025.