関ケ島（市川市）
Data last updated: November 2026 (Land Price Publication 2026, Prefectural Survey 2026, transactions through Q2 2026)
| Area | Avg. residential | ≈ USD/sq ft | Sekigashima, Ichikawa City is | 1 year | 5 years | Condos per m² | Index |
|---|---|---|---|---|---|---|---|
| Sekigashima, Ichikawa City | — | — | — | — | ¥426K/m² | — | |
| Ichikawa City | ¥319K/m² | $189/sq ft | +3.5% | +38.7% | ¥471K/m² | 93 | |
| Chiba | ¥118K/m² | $70/sq ft | +4.2% | +18.1% | ¥320K/m² | 88 | |
| Japan | ¥120K/m² | $71/sq ft | +2.1% | +8.0% | ¥493K/m² | — |
Sales in the loaded period: Pre-owned condo 7 · Land & building 2
| District | Period | Type | Price | Area | Built | Per m² |
|---|---|---|---|---|---|---|
| Sekigashima | Q2 2026 | Pre-owned condo (contract) | ¥37.0M | 80 m² | 1982 | ¥462K/m² |
| Sekigashima | Q2 2026 | Land & building (contract) | ¥60.0M | 75 m² | 2026 | — |
| Sekigashima | Q2 2026 | Pre-owned condo (contract) | ¥28.0M | 80 m² | 1982 | ¥350K/m² |
| Sekigashima | Q1 2026 | Land & building | ¥98.0M | 330 m² | 1998 | — |
| Sekigashima | Q2 2025 | Pre-owned condo (contract) | ¥34.0M | 80 m² | 1982 | ¥425K/m² |
| Sekigashima | Q2 2025 | Pre-owned condo (contract) | ¥23.0M | 65 m² | 1986 | ¥354K/m² |
| Sekigashima | Q2 2025 | Pre-owned condo | ¥34.0M | 75 m² | — | ¥453K/m² |
| Sekigashima | Q2 2025 | Pre-owned condo | ¥32.0M | 75 m² | 1982 | ¥427K/m² |
| Sekigashima | Q4 2023 | Pre-owned condo | ¥29.0M | 60 m² | 1986 | ¥483K/m² |
The median price of pre-owned condo transactions in the last two years is ¥425,833 per m², with a median price of ¥33.0 million (6 transactions, MLIT Real Estate Information Library).
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 ¥157.25 = $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.