Tenjin, Koga City: property prices and land values

天神(古賀市)

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

Avg. residential land price
¥88K/m²
≈ $52/sq ft · 1 sites
#6 of 12 neighborhoods
Avg. commercial land price
¥125K/m²
≈ $73/sq ft · 2 sites
1-year change
+4.0%
Residential +5.4% · commercial +3.3%
5 years / 10 years
+46.5% / +63.6%
Same sites, chained
Pre-owned condos per m²
¥224K/m²
70 m² ≈ ¥15.6M · 10 sales
Pre-owned houses (median)
¥38.0M
≈ $240K · 7 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

¥0/m²¥50K/m²¥100K/m²¥150K/m²2006201020142018202220262036
ResidentialCommercialResidential forecast
Avg. residential land priceNow1 year3 years5 years10 years
Forecast Forecast
+5.1% a year
¥88K/m²¥93K/m²¥103K/m²¥113K/m²¥145K/m²

Forecasts are projections, not guarantees. 10-year range: ¥119K/m²–¥171K/m²

Tenjin, Koga City compared with larger areas

AreaAvg. residential≈ USD/sq ftTenjin, Koga City is1 year5 yearsCondos per m²Index
Tenjin, Koga City ¥88K/m²$52/sq ft +4.0%+46.5% ¥224K/m²—
Koga City ¥79K/m²$47/sq ft 1.1x+4.1%+47.8% ¥224K/m²79
Fukuoka ¥100K/m²$59/sq ft 0.88x+3.3%+22.4% ¥360K/m²88
Japan ¥120K/m²$70/sq ft 0.74x+2.1%+8.0% ¥493K/m²—

Official land price survey sites highest first · 3 sites

LocationUsePrice per m²≈ USD/sq ft1 yearStation
福岡県 古賀市天神1丁目1194番25
Land Price Publication 2026
Commercial¥126K/m²$74/sq ft +5.0%古賀
300 m
福岡県 古賀市天神5丁目944番1外
Prefectural Survey 2026
Commercial¥124K/m²$73/sq ft +1.6%店舗、事業所等が建ち並ぶ路線商業地域
福岡県 古賀市天神6丁目1150番10
Land Price Publication 2026
Residential¥88K/m²$52/sq ft +5.4%古賀
850 m

Transaction prices MLIT Real Estate Information Library · last 2 years · 18 sales

Condos per m² (median)
¥224K/m²
Condo price (median)
¥22.5M
Land & building (median)
¥38.0M
Land per m² (median)
—

Sales in the loaded period: Land & building 19 · Pre-owned condo 15 · Land 4

DistrictPeriodTypePriceAreaBuiltPer m²
TenjinQ2 2026Land & building ¥43.0M155 m²2026—
TenjinQ2 2026Land & building ¥35.0M150 m²2025—
TenjinQ1 2026Pre-owned condo (contract) ¥25.0M150 m²2000¥167K/m²
TenjinQ1 2026Pre-owned condo (contract) ¥31.0M80 m²2001¥388K/m²
TenjinQ1 2026Pre-owned condo (contract) ¥39.0M75 m²2024¥520K/m²
TenjinQ1 2026Land ¥21.0M200 m²—¥100K/m²
TenjinQ4 2025Land & building (contract) ¥34.0M165 m²2025—
TenjinQ4 2025Land & building (contract) ¥37.0M150 m²2025—
TenjinQ4 2025Pre-owned condo (contract) ¥29.0M90 m²2007¥322K/m²
TenjinQ4 2025Pre-owned condo (contract) ¥11.0M65 m²1994¥169K/m²
TenjinQ4 2025Land & building ¥38.0M125 m²2024—
TenjinQ3 2025Pre-owned condo (contract) ¥14.0M75 m²1991¥187K/m²
TenjinQ3 2025Land & building ¥80.0M260 m²2015—
TenjinQ1 2025Pre-owned condo (contract) ¥11.0M75 m²1994¥147K/m²
TenjinQ1 2025Pre-owned condo (contract) ¥26.0M80 m²2007¥325K/m²
TenjinQ1 2025Pre-owned condo (contract) ¥20.0M85 m²1999¥235K/m²
TenjinQ1 2025Pre-owned condo (contract) ¥18.0M85 m²1995¥212K/m²
TenjinQ1 2025Land & building ¥83.0M880 m²1993—
TenjinQ4 2024Land ¥120.0M670 m²—¥180K/m²
TenjinQ4 2024Land & building ¥110.0M940 m²1994—

Nearby neighborhoods

FAQ

What is the average land price in Tenjin, Koga City?

The average price of residential land in Tenjin, Koga City is ¥88,500 per m² (about ¥292,562 per tsubo), based on 1 sites in the official land price surveys (2026).

Are land prices in Tenjin, Koga City going up?

Land prices in Tenjin, Koga City have risen by +4.0% on average over the past year. Over five years the change is +46.5%.

How much do pre-owned condos cost in Tenjin, Koga City?

The median price of pre-owned condo transactions in the last two years is ¥223,529 per m², with a median price of ¥22.5 million (10 transactions, MLIT Real Estate Information Library).

What is the land price forecast for Tenjin, Koga City?

The Fudosan Zukan model projects residential land prices to change by +5.1% a year, reaching about ¥145,301 per m² in 10 years (range ¥119,147–¥171,455). 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 ¥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.