根岸（狭山市）
Data last updated: November 2026 (Land Price Publication 2026, Prefectural Survey 2026, transactions through Q2 2026)
| Area | Avg. residential | ≈ USD/sq ft | Negishi, Sayama City is | 1 year | 5 years | Condos per m² | Index |
|---|---|---|---|---|---|---|---|
| Negishi, Sayama City | — | — | — | — | — | — | |
| Sayama City | ¥113K/m² | $66/sq ft | +1.2% | +3.9% | ¥100K/m² | 70 | |
| 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 8 · Pre-owned condo 1 · Land 1
| District | Period | Type | Price | Area | Built | Per m² |
|---|---|---|---|---|---|---|
| Negishi | Q2 2026 | Land & building (contract) | ¥18.0M | 140 m² | 2011 | — |
| Negishi | Q1 2026 | Land & building | ¥28.0M | 130 m² | 2019 | — |
| Negishi | Q3 2025 | Land | ¥200.0M | 9,999 m² | — | ¥94K/m² |
| Negishi | Q2 2025 | Pre-owned condo (contract) | ¥7.5M | 60 m² | 1990 | ¥125K/m² |
| Negishi | Q1 2025 | Land & building | ¥6.0M | 210 m² | 1979 | — |
| Negishi | Q4 2024 | Land & building | ¥42.0M | 125 m² | 2024 | — |
| Negishi | Q3 2024 | Land & building (contract) | ¥6.0M | 105 m² | 1980 | — |
| Negishi | Q2 2024 | Land & building | ¥23.0M | 115 m² | 2023 | — |
| Negishi | Q4 2023 | Land & building | ¥35.0M | 125 m² | 2024 | — |
| Negishi | Q4 2023 | Land & building | ¥150.0M | 9,999 m² | 1968 | — |
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 ¥158.29 = $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.