2025 FLAT 35 DATA
Ishikawa house construction costs
A prefecture-level benchmark for land-attached custom homes. It is not an estimate specific to a city or neighborhood.
Average construction cost
Average floor area114.7 m²
Calculated cost / m²
Survey sample47
Estimated cost by floor area
| Floor area | Estimated building cost | Calculation basis |
|---|---|---|
| 80.0 m²24.2 tsubo | JPY 338,800 / m² × 80.0 m²JPY 338.8K / m² × 80.0 m² | JPY 338,800 / m² × 80.0 m²JPY 338.8K / m² × 80.0 m² |
| 100.0 m²30.3 tsubo | JPY 338,800 / m² × 100.0 m²JPY 338.8K / m² × 100.0 m² | JPY 338,800 / m² × 100.0 m²JPY 338.8K / m² × 100.0 m² |
| 120.0 m²36.3 tsubo | JPY 338,800 / m² × 120.0 m²JPY 338.8K / m² × 120.0 m² | JPY 338,800 / m² × 120.0 m²JPY 338.8K / m² × 120.0 m² |
| 140.0 m²42.4 tsubo | JPY 338,800 / m² × 140.0 m²JPY 338.8K / m² × 140.0 m² | JPY 338,800 / m² × 140.0 m²JPY 338.8K / m² × 140.0 m² |
Simple multiplication using the survey-derived unit cost and unrounded areas. Displayed m² areas and unit prices are rounded; English models use 80, 100, 120 and 140 m². Site work, design, permits and ground improvement may be additional.
How this differs from neighborhood land prices
Construction cost
Shown at Ishikawa level because that is the finest reliable geography in this source.
Land price
Calculated from neighborhood-level MLIT transactions and varies substantially by location.
Source and limitations
This survey covers Flat 35 borrowers and is not a census of every custom home.