Prices in Japanese yen (JPY). K = thousand; M = million. Unit prices are per m² unless stated otherwise.

FY2025 · FLAT 35 BORROWER SURVEY

Chiba average land and construction cost

Official averages for 452 Flat 35 borrowers in Chiba who financed both land acquisition and custom-home construction. These figures do not represent every homebuyer.

FY2025 · Custom homes with land
Average required funds
Average land acquisition
Average construction
Survey records
452

Home and lot sizes in the survey

Median lot area
186.1 m²
Average floor area
113.2 m²

Lot area is a median, while floor area and costs are averages. Do not read these as the size and cost of one representative property. Construction cost is planned cost; land cost may be a planned purchase amount or acquisition price.

Compare municipalities using one 100 m² model

The table below is a planning model using 100 m² of land and the same floor area, ordered from the highest modeled total. Published transaction counts use each municipality's latest year, generally 2025. It is separate from the prefecture-level borrower results above.

MunicipalityTotal modelLand and building
Urayasu2025 · 31 transactions · 15 neighborhoodsLand Building
Chiba-Mihama2025 · 9 transactions · 9 neighborhoodsLand Building
Ichikawa2025 · 151 transactions · 67 neighborhoodsLand Building
Narashino2025 · 91 transactions · 20 neighborhoodsLand Building
Nagareyama2025 · 110 transactions · 52 neighborhoodsLand Building
Chiba-Hanamigawa2025 · 70 transactions · 30 neighborhoodsLand Building
Matsudo2025 · 208 transactions · 97 neighborhoodsLand Building
Funabashi2025 · 322 transactions · 81 neighborhoodsLand Building
Chiba-Inage2025 · 80 transactions · 25 neighborhoodsLand Building
Yachiyo-City2025 · 83 transactions · 31 neighborhoodsLand Building
Chiba-Chuo2025 · 135 transactions · 62 neighborhoodsLand Building
Kashiwa2025 · 231 transactions · 106 neighborhoodsLand Building
Kamagaya2025 · 58 transactions · 29 neighborhoodsLand Building
Chiba-Wakaba2025 · 61 transactions · 38 neighborhoodsLand Building
Chiba-Midori2025 · 66 transactions · 27 neighborhoodsLand Building
Abiko2025 · 76 transactions · 40 neighborhoodsLand Building
Inzai2025 · 46 transactions · 37 neighborhoodsLand Building
Sakura-City2025 · 65 transactions · 76 neighborhoodsLand Building
Shiroi2025 · 17 transactions · 23 neighborhoodsLand Building
Yotsukaido2025 · 60 transactions · 26 neighborhoodsLand Building
Noda-City2025 · 91 transactions · 59 neighborhoodsLand Building
Kisarazu2025 · 120 transactions · 69 neighborhoodsLand Building
Sodegaura2025 · 51 transactions · 28 neighborhoodsLand Building
Ichihara2025 · 134 transactions · 135 neighborhoodsLand Building
Narita2025 · 83 transactions · 96 neighborhoodsLand Building
Kimitsu2025 · 54 transactions · 78 neighborhoodsLand Building
Sakae2025 · 3 transactions · 10 neighborhoodsLand Building
Shisui2025 · 11 transactions · 16 neighborhoodsLand Building
Tomisato2025 · 38 transactions · 14 neighborhoodsLand Building
Katsura2025 · 18 transactions · 25 neighborhoodsLand Building
Ichinomiya2025 · 33 transactions · 10 neighborhoodsLand Building
Onjuku2025 · 17 transactions · 10 neighborhoodsLand Building
Tateyama2025 · 54 transactions · 55 neighborhoodsLand Building
Asahi-City2025 · 56 transactions · 8 neighborhoodsLand Building
Mutsuzawa2025 · 10 transactions · 9 neighborhoodsLand Building
Kyonan2025 · 13 transactions · 13 neighborhoodsLand Building
Futtsu2025 · 50 transactions · 42 neighborhoodsLand Building
Mobara2025 · 114 transactions · 72 neighborhoodsLand Building
Togane2025 · 67 transactions · 55 neighborhoodsLand Building
Katori2025 · 42 transactions · 55 neighborhoodsLand Building
Kamogawa2025 · 26 transactions · 37 neighborhoodsLand Building
Minamiboso2025 · 52 transactions · 58 neighborhoodsLand Building
Tonosho2025 · 6 transactions · 6 neighborhoodsLand Building
Tako2025 · 6 transactions · 16 neighborhoodsLand Building
Choshi2025 · 46 transactions · 68 neighborhoodsLand Building
Yachimata2025 · 76 transactions · 23 neighborhoodsLand Building
Sammu2025 · 73 transactions · 50 neighborhoodsLand Building
Oamishirasato2025 · 46 transactions · 28 neighborhoodsLand Building
Yokoshibahikari2025 · 31 transactions · 23 neighborhoodsLand Building
Sosa2025 · 25 transactions · 31 neighborhoodsLand Building
Shibayama2025 · 43 transactions · 14 neighborhoodsLand Building
Isumi2025 · 50 transactions · 45 neighborhoodsLand Building
Chosei2025 · 30 transactions · 13 neighborhoodsLand Building
Otaki2025 · 4 transactions · 17 neighborhoodsLand Building
Kujukuri2025 · 23 transactions · 12 neighborhoodsLand Building
Nagara2025 · 6 transactions · 7 neighborhoodsLand Building
Kozaki2025 · 4 transactions · 9 neighborhoodsLand Building
Shirako2025 · 20 transactions · 12 neighborhoodsLand Building
Chonan2025 · 1 transactions · 9 neighborhoodsLand Building
MunicipalityTotal modelLand / build
Urayasu31 transactions · 15 neighborhoodsLandBuildChiba-Mihama9 transactions · 9 neighborhoodsLandBuildIchikawa151 transactions · 67 neighborhoodsLandBuildNarashino91 transactions · 20 neighborhoodsLandBuildNagareyama110 transactions · 52 neighborhoodsLandBuildChiba-Hanamigawa70 transactions · 30 neighborhoodsLandBuildMatsudo208 transactions · 97 neighborhoodsLandBuildFunabashi322 transactions · 81 neighborhoodsLandBuildChiba-Inage80 transactions · 25 neighborhoodsLandBuildYachiyo-City83 transactions · 31 neighborhoodsLandBuildChiba-Chuo135 transactions · 62 neighborhoodsLandBuildKashiwa231 transactions · 106 neighborhoodsLandBuildKamagaya58 transactions · 29 neighborhoodsLandBuildChiba-Wakaba61 transactions · 38 neighborhoodsLandBuildChiba-Midori66 transactions · 27 neighborhoodsLandBuildAbiko76 transactions · 40 neighborhoodsLandBuildInzai46 transactions · 37 neighborhoodsLandBuildSakura-City65 transactions · 76 neighborhoodsLandBuildShiroi17 transactions · 23 neighborhoodsLandBuildYotsukaido60 transactions · 26 neighborhoodsLandBuildNoda-City91 transactions · 59 neighborhoodsLandBuildKisarazu120 transactions · 69 neighborhoodsLandBuildSodegaura51 transactions · 28 neighborhoodsLandBuildIchihara134 transactions · 135 neighborhoodsLandBuildNarita83 transactions · 96 neighborhoodsLandBuildKimitsu54 transactions · 78 neighborhoodsLandBuildSakae3 transactions · 10 neighborhoodsLandBuildShisui11 transactions · 16 neighborhoodsLandBuildTomisato38 transactions · 14 neighborhoodsLandBuildKatsura18 transactions · 25 neighborhoodsLandBuildIchinomiya33 transactions · 10 neighborhoodsLandBuildOnjuku17 transactions · 10 neighborhoodsLandBuildTateyama54 transactions · 55 neighborhoodsLandBuildAsahi-City56 transactions · 8 neighborhoodsLandBuildMutsuzawa10 transactions · 9 neighborhoodsLandBuildKyonan13 transactions · 13 neighborhoodsLandBuildFuttsu50 transactions · 42 neighborhoodsLandBuildMobara114 transactions · 72 neighborhoodsLandBuildTogane67 transactions · 55 neighborhoodsLandBuildKatori42 transactions · 55 neighborhoodsLandBuildKamogawa26 transactions · 37 neighborhoodsLandBuildMinamiboso52 transactions · 58 neighborhoodsLandBuildTonosho6 transactions · 6 neighborhoodsLandBuildTako6 transactions · 16 neighborhoodsLandBuildChoshi46 transactions · 68 neighborhoodsLandBuildYachimata76 transactions · 23 neighborhoodsLandBuildSammu73 transactions · 50 neighborhoodsLandBuildOamishirasato46 transactions · 28 neighborhoodsLandBuildYokoshibahikari31 transactions · 23 neighborhoodsLandBuildSosa25 transactions · 31 neighborhoodsLandBuildShibayama43 transactions · 14 neighborhoodsLandBuildIsumi50 transactions · 45 neighborhoodsLandBuildChosei30 transactions · 13 neighborhoodsLandBuildOtaki4 transactions · 17 neighborhoodsLandBuildKujukuri23 transactions · 12 neighborhoodsLandBuildNagara6 transactions · 7 neighborhoodsLandBuildKozaki4 transactions · 9 neighborhoodsLandBuildShirako20 transactions · 12 neighborhoodsLandBuildChonan1 transactions · 9 neighborhoodsLandBuild

Land uses each municipality's latest published transaction median. Building cost uses the prefecture benchmark converted to a per-square-metre planning rate; ancillary costs are provisionally 10% of modeled construction cost.