Cost to build a home in Kowagamacho
The land estimate uses published transactions with lot sizes comparable to your selection. Prefecture-level building data is shown separately before combining the two.
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FY2025, 452 land-attached custom homes; derived from an average construction cost of JPY 40.24M and average floor area of 113.2 m².
The initial land and floor areas are each 100 m², adjustable in 1 m² steps. This is a comparison model, not the Japanese average or a guarantee of buildability. Displayed values are rounded; area calculations use unrounded conversions.
3 published transactions from Neighborhood, approximately 0.0 m²–200.0 m². Zoning: mixed usable records. Confidence: Low.
Overall neighborhood reference: JPY 45,375 / m². It remains visible for comparison and is not automatically treated as the selected-lot estimate.Overall neighborhood reference: JPY 45.375K / m². It remains visible for comparison and is not automatically treated as the selected-lot estimate.
The simple floor-area-ratio ceiling for a 100.0 m² lot is about 100.0 m². The selected model is within this simple ceiling, but road, setback, height and other rules are not included.
Ancillary costs are provisionally set at 10% of construction cost. Public transaction records are retained; selection only changes which records are used for this estimate.
Data used in the estimate
Kowagamacho
Overall reference median for the neighborhood. The interactive estimate separately selects transactions close to the chosen lot size.
View land-price analysis →Chiba
FY2025 · 452 survey records.
View construction-cost analysis →