Saiwaicho, Tachikawa City: property prices and land values

幸町(立川市)

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

Avg. residential land price
¥271K/m²
≈ $159/sq ft · 5 sites
#9 of 14 neighborhoods
Avg. commercial land price
¥332K/m²
≈ $195/sq ft · 1 sites
1-year change
+4.9%
Residential +5.1% · commercial +3.8%
5 years / 10 years
+17.7% / +24.1%
Same sites, chained
Pre-owned condos per m²
¥182K/m²
70 m² ≈ ¥12.7M · 18 sales
Pre-owned houses (median)
¥47.0M
≈ $298K · 45 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.

Price trend and forecast average chained from the same survey sites

¥150K/m²¥200K/m²¥250K/m²¥300K/m²¥350K/m²2006201020142018202220262036
ResidentialCommercialResidential forecast
Avg. residential land priceNow1 year3 years5 years10 years
Forecast Forecast
+2.8% a year
¥271K/m²¥279K/m²¥295K/m²¥312K/m²¥358K/m²

Forecasts are projections, not guarantees. 10-year range: ¥294K/m²–¥423K/m²

Saiwaicho, Tachikawa City compared with larger areas

AreaAvg. residential≈ USD/sq ftSaiwaicho, Tachikawa City is1 year5 yearsCondos per m²Index
Saiwaicho, Tachikawa City ¥271K/m²$159/sq ft +4.9%+17.7% ¥182K/m²—
Tachikawa City ¥309K/m²$182/sq ft 0.88x+7.1%+24.5% ¥484K/m²93
Tokyo ¥547K/m²$322/sq ft 0.50x+8.1%+27.3% ¥1.00M/m²100
Japan ¥120K/m²$70/sq ft 2.3x+2.1%+8.0% ¥493K/m²—

Official land price survey sites highest first · 6 sites

LocationUsePrice per m²≈ USD/sq ft1 yearStation
東京都 立川市幸町5丁目2番16外
Land Price Publication 2026
Commercial¥332K/m²$195/sq ft +3.8%砂川七番
70 m
東京都 立川市幸町2丁目41番18
Land Price Publication 2026
Residential¥280K/m²$165/sq ft +6.5%砂川七番
450 m
東京都 立川市幸町五丁目67番26
Prefectural Survey 2026
Residential¥280K/m²$165/sq ft +4.5%一般住宅のほか共同住宅も見られる住宅地域
東京都 立川市幸町6丁目15番23
Land Price Publication 2026
Residential¥272K/m²$160/sq ft +5.4%玉川上水
550 m
東京都 立川市幸町三丁目9番24
Prefectural Survey 2026
Residential¥270K/m²$159/sq ft +2.3%中規模一般住宅が多い区画整然とした住宅地域
東京都 立川市幸町4丁目26番7
Land Price Publication 2026
Residential¥253K/m²$149/sq ft +6.8%砂川七番
1.3 km

Transaction prices MLIT Real Estate Information Library · last 2 years · 66 sales

Condos per m² (median)
¥182K/m²
Condo price (median)
¥9.4M
Land & building (median)
¥47.0M
Land per m² (median)
¥270K/m²

Sales in the loaded period: Land & building 79 · Pre-owned condo 26 · Land 17

DistrictPeriodTypePriceAreaBuiltPer m²
SaiwaichoQ2 2026Land & building (contract) ¥31.0M100 m²1987—
SaiwaichoQ2 2026Land & building (contract) ¥46.0M120 m²2018—
SaiwaichoQ2 2026Land & building (contract) ¥37.0M120 m²2011—
SaiwaichoQ2 2026Land & building (contract) ¥67.0M125 m²2026—
SaiwaichoQ2 2026Land & building (contract) ¥39.0M100 m²2019—
SaiwaichoQ2 2026Land & building (contract) ¥32.0M115 m²2005—
SaiwaichoQ2 2026Pre-owned condo (contract) ¥9.9M65 m²1966¥152K/m²
SaiwaichoQ2 2026Land & building ¥67.0M120 m²2026—
SaiwaichoQ1 2026Land & building (contract) ¥56.0M100 m²2026—
SaiwaichoQ1 2026Land & building (contract) ¥25.0M85 m²2001—
SaiwaichoQ1 2026Land & building (contract) ¥52.0M125 m²2025—
SaiwaichoQ1 2026Land & building (contract) ¥78.0M190 m²1999—
SaiwaichoQ1 2026Land & building (contract) ¥67.0M125 m²2026—
SaiwaichoQ1 2026Land & building (contract) ¥55.0M155 m²2008—
SaiwaichoQ1 2026Land & building ¥67.0M120 m²2026—
SaiwaichoQ1 2026Land & building ¥22.0M115 m²1977—
SaiwaichoQ1 2026Pre-owned condo ¥21.0M60 m²1966¥350K/m²
SaiwaichoQ1 2026Pre-owned condo ¥9.0M50 m²—¥180K/m²
SaiwaichoQ1 2026Land & building ¥45.0M170 m²1977—
SaiwaichoQ4 2025Pre-owned condo (contract) ¥9.3M50 m²1966¥186K/m²

Nearby neighborhoods

FAQ

What is the average land price in Saiwaicho, Tachikawa City?

The average price of residential land in Saiwaicho, Tachikawa City is ¥271,000 per m² (about ¥895,868 per tsubo), based on 5 sites in the official land price surveys (2026).

Are land prices in Saiwaicho, Tachikawa City going up?

Land prices in Saiwaicho, Tachikawa City have risen by +4.9% on average over the past year. Over five years the change is +17.7%.

How much do pre-owned condos cost in Saiwaicho, Tachikawa City?

The median price of pre-owned condo transactions in the last two years is ¥181,666 per m², with a median price of ¥9.4 million (18 transactions, MLIT Real Estate Information Library).

What is the land price forecast for Saiwaicho, Tachikawa City?

The Fudosan Zukan model projects residential land prices to change by +2.8% a year, reaching about ¥358,458 per m² in 10 years (range ¥293,936–¥422,980). Forecasts are projections, not guarantees.

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 ¥157.9 = $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.