古新田（八潮市）
Data last updated: November 2026 (Land Price Publication 2026, Prefectural Survey 2026, transactions through Q2 2026)
Tap anywhere on the map to get an estimate for that spot. Map: GSI Tiles.
| Area | Avg. residential | ≈ USD/sq ft | Oaza Koshinden, Yashio City is | 1 year | 5 years | Condos per m² | Index |
|---|---|---|---|---|---|---|---|
| Oaza Koshinden, Yashio City | — | — | — | — | — | — | |
| Yashio City | ¥138K/m² | $81/sq ft | +3.4% | +15.3% | ¥300K/m² | 82 | |
| Saitama | ¥142K/m² | $83/sq ft | +2.1% | +8.7% | ¥333K/m² | 83 | |
| Japan | ¥120K/m² | $70/sq ft | +2.1% | +8.0% | ¥493K/m² | — |
Sales in the loaded period: Land & building 34 · Land 5 · Pre-owned condo 2
| District | Period | Type | Price | Area | Built | Per m² |
|---|---|---|---|---|---|---|
| Oaza Koshinden | Q2 2026 | Land & building (contract) | ¥34.0M | 170 m² | 2018 | — |
| Oaza Koshinden | Q2 2026 | Land & building (contract) | ¥20.0M | 105 m² | 2000 | — |
| Oaza Koshinden | Q2 2026 | Land & building (contract) | ¥29.0M | 130 m² | 2023 | — |
| Oaza Koshinden | Q1 2026 | Land & building (contract) | ¥29.0M | 100 m² | 2025 | — |
| Oaza Koshinden | Q1 2026 | Land & building (contract) | ¥43.0M | 120 m² | 2024 | — |
| Oaza Koshinden | Q4 2025 | Land & building (contract) | ¥48.0M | 120 m² | 2025 | — |
| Oaza Koshinden | Q4 2025 | Land & building (contract) | ¥42.0M | 120 m² | 2024 | — |
| Oaza Koshinden | Q4 2025 | Land & building | ¥23.0M | 100 m² | 1988 | — |
| Oaza Koshinden | Q4 2025 | Land & building | ¥15.0M | 145 m² | 1968 | — |
| Oaza Koshinden | Q4 2025 | Land | ¥76.0M | 260 m² | — | ¥290K/m² |
| Oaza Koshinden | Q3 2025 | Land & building (contract) | ¥43.0M | 120 m² | 2024 | — |
| Oaza Koshinden | Q2 2025 | Land & building | ¥31.0M | 120 m² | 2025 | — |
| Oaza Koshinden | Q2 2025 | Land & building | ¥34.0M | 110 m² | 2025 | — |
| Oaza Koshinden | Q2 2025 | Land & building (contract) | ¥35.0M | 115 m² | 2025 | — |
| Oaza Koshinden | Q2 2025 | Land & building (contract) | ¥29.0M | 160 m² | 2001 | — |
| Oaza Koshinden | Q2 2025 | Land & building (contract) | ¥47.0M | 120 m² | 2024 | — |
| Oaza Koshinden | Q2 2025 | Land & building (contract) | ¥44.0M | 120 m² | 2024 | — |
| Oaza Koshinden | Q1 2025 | Land & building | ¥33.0M | 110 m² | 2025 | — |
| Oaza Koshinden | Q1 2025 | Land & building | ¥27.0M | 55 m² | 2025 | — |
| Oaza Koshinden | Q1 2025 | Land & building (contract) | ¥29.0M | 160 m² | 2001 | — |
Land prices are official survey prices (Land Price Publication as of January 1, Prefectural Land Price Survey as of July 1); transactions are MLIT transaction and contract prices. Averages, changes, forecasts and the index are calculated by Fudosan Zukan. All prices in Japanese yen; dollar figures (≈) at ¥158.46 = $1 are for reference. Estimated prices and forecasts on this site are for reference only and do not guarantee actual sale prices or appraisal values. The estimate is not a licensed real estate appraisal; it is an "AI-estimated price" calculated from public land price and transaction statistics. Forecasts are projections, not guarantees.