~ Detached retirement home. 1,000,000 Freehold Somerset Retirement Home, Retirement Home for Sale - Town Center Retirement Home - En Suite - TOYE, 876 908 - TO at, 909 759 - Managed by Registered Manager in Post. Elevator Shaft - Convenient location. To buy a bed at home, spending at least 20 beds, so it would cost 400,000, of which you will need at least 100, your own money,” says King. Find out how this compares to starting a care home from scratch by checking out our guide to opening a care home.