Koyama, Soka City: property prices and land values

小山(草加市)

Data last updated: November 2026 (Land Price Publication 2026, Prefectural Survey 2026, transactions through Q2 2026)

Avg. residential land price
No data
Avg. commercial land price
No data
1-year change
—
Residential — · commercial —
5 years / 10 years
— / —
Same sites, chained
Pre-owned condos per m²
No data
Pre-owned houses (median)
¥34.5M
≈ $218K · 10 sales
Real Estate Zukan Index
No data
Total real estate value Estimate
Coming soon

Map official land price survey sites

Tap anywhere on the map to get an estimate for that spot. Map: GSI Tiles.

Koyama, Soka City compared with larger areas

AreaAvg. residential≈ USD/sq ftKoyama, Soka City is1 year5 yearsCondos per m²Index
Koyama, Soka City —— —— ——
Soka City ¥163K/m²$96/sq ft +4.4%+17.6% ¥350K/m²87
Saitama ¥142K/m²$83/sq ft +2.1%+8.7% ¥333K/m²83
Japan ¥120K/m²$70/sq ft +2.1%+8.0% ¥493K/m²—

Transaction prices MLIT Real Estate Information Library · last 2 years · 11 sales

Condos per m² (median)
—
Condo price (median)
—
Land & building (median)
¥34.5M
Land per m² (median)
—

Sales in the loaded period: Land & building 15 · Pre-owned condo 4 · Land 2

DistrictPeriodTypePriceAreaBuiltPer m²
KoyamaQ2 2026Land & building ¥49.0M120 m²2026—
KoyamaQ2 2026Land & building ¥20.0M50 m²2003—
KoyamaQ2 2026Land ¥19.0M120 m²—¥160K/m²
KoyamaQ1 2026Land & building (contract) ¥14.0M55 m²2003—
KoyamaQ1 2026Land & building ¥48.0M125 m²2026—
KoyamaQ4 2025Land & building (contract) ¥36.0M100 m²2027—
KoyamaQ3 2025Land & building (contract) ¥13.0M125 m²1989—
KoyamaQ2 2025Land & building (contract) ¥39.0M170 m²2025—
KoyamaQ1 2025Land & building (contract) ¥36.0M120 m²2024—
KoyamaQ1 2025Land & building (contract) ¥33.0M130 m²2024—
KoyamaQ1 2025Land & building (contract) ¥31.0M220 m²2004—
KoyamaQ4 2024Land ¥18.0M100 m²—¥180K/m²
KoyamaQ3 2024Pre-owned condo (contract) ¥20.0M65 m²—¥308K/m²
KoyamaQ3 2024Land & building (contract) ¥25.0M75 m²2018—
KoyamaQ2 2024Land & building ¥40.0M140 m²2024—
KoyamaQ1 2024Land & building ¥110.0M390 m²1991—
KoyamaQ1 2024Land & building ¥43.0M125 m²2024—
KoyamaQ1 2024Land & building ¥44.0M120 m²2024—
KoyamaQ1 2024Pre-owned condo ¥15.0M70 m²1996¥214K/m²
KoyamaQ4 2023Pre-owned condo ¥20.0M70 m²1996¥286K/m²

Nearby neighborhoods

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.