Land prices / Ibaraki / Koga
2023–2025 published land transactionsSanwa land prices and price trends
This page aggregates publicly released transactions classified as residential land (land only) for the address area Sanwa, Koga. It does not limit transactions by the buyer's intended use.
Sanwa location
Sanwa 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 (2023–2025)
Estimated land price by plot size (2023–2025)
| Plot size | Equivalent in tsubo | Median estimate | Middle 50% estimate |
|---|---|---|---|
| 50.0 m² | 15.1 tsubo | JPY 786,500JPY 786.5K | JPY 533,156JPY 533.156K – JPY 1.22M |
| 100.0 m² | 30.3 tsubo | JPY 1.57M | JPY 1.07M – JPY 2.44M |
| 150.0 m² | 45.4 tsubo | JPY 2.36M | JPY 1.6M – JPY 3.66M |
| 200.0 m² | 60.5 tsubo | JPY 3.15M | JPY 2.13M – JPY 4.89M |
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 2021 and 2025. Published transactions and official residential land-price observations are separate series.
Published land transactions (2023–2025)
| Period | Area | Price | Price / m² | Road width | Zoning |
|---|---|---|---|---|---|
| 2025-07 | 220.0 m² | JPY 8.3M | JPY 36,300 / m²JPY 36.3K / m² | Not disclosed | |
| 2024-10 | 135.0 m² | JPY 500,000JPY 500K | JPY 3,630 / m²JPY 3.63K / m² | Not disclosed | |
| 2024-04 | 100.0 m² | JPY 900,000JPY 900K | JPY 9,075 / m²JPY 9.075K / m² | Not disclosed | Residential use |
| 2023-10 | 460.0 m² | JPY 13M | JPY 27,225 / m²JPY 27.225K / m² | Not disclosed | Other |
| 2023-04 | 200.0 m² | JPY 3.1M | JPY 15,428 / m²JPY 15.428K / m² | Not disclosed | Residential use |
| 2023-01 | 100.0 m² | JPY 1.7M | JPY 16,033 / m²JPY 16.033K / m² | Not disclosed | Other |
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.
Sanwa land-price summary
The median published transaction price in Sanwa for 2023–2025 is JPY 15,730 / m²JPY 15.73K / m². A 100 m² plot would therefore be about JPY 1.57M by simple multiplication. The period-change figure compares yearly transaction medians in 2021 and 2025.