Largest prefabricated house factory
- Who
- Ichijyo Co., Ltd.
- What
- 1,253,322 square metre(s)
- Where
- Philippines
- When
- 17 December 2025
The largest prefabricated house factory measures 1,253,322 m² (13,490,645 ft² 105 in²) and was achieved by Ichijo Co., Ltd. (Japan) in Cavite, Philippines, as verified by research conducted by an independent research company on 17 December 2025.
Ichijo Co., Ltd. also holds the Guinness World Records titles for the best-selling custom home company - retail current.