Survey on Cost Trends and Contractor Selection for Custom Homes in Hyogo Prefecture

WHALE HOUSE conducted a survey regarding custom home costs for individuals who built custom homes in Hyogo Prefecture within the last 10 years.

Realities of Construction Costs and Builder Selection Comparing initial budget estimates with final costs shows an increase in the proportion of projects in higher price ranges, such as 35-40 million yen. Based on weighted averages, homeowners should anticipate budget overruns of approximately 10-20%.

Trends by Contractor Type Local contractors are centered around projects under 30 million yen (32.0%), while major house builders see a shift toward 30-40 million yen ranges, with a higher percentage of projects exceeding 50 million yen. Major house builders tend to be approximately 20% more expensive than local contractors.

Builder Trends by Area (Kobe City) - Major house builder popularity areas: Higashinada-ku (72.4%), Kita-ku (70.0%), Chuo-ku (60.0%). - Local contractor popularity areas: Nada-ku (65.2%), Nishi-ku (58.7%), Hyogo-ku (57.1%).

Other Major Areas The percentage of major house builders is high in Akashi (60.2%), Nishinomiya (57.0%), and Himeji (53.5%), whereas local contractors outweigh major builders in Amagasaki.

Additional Costs and Subsidies About one-third of respondents spend over 1.5 million yen on exterior construction. Upgrades for kitchens and residential performance enhancements also frequently incur additional costs in the range of 1 million yen. The most utilized subsidy was the 'Child-rearing and Energy-saving Housing Support Project,' reflecting the trend toward higher residential performance.