This multi-generational house plan looks small from the outside, but it hides a spacious main house and a whole other in-law home in back. Connected by a long interior hallway, the in-law house is 1,590 square feet. With a study, hobby room, large bedroom and lots of storage it can also be used for rental income. The main house is a whopping 3,842 square feet, with 2,252 square feet on the main level and 826 square feet on the upper floor. There's a grand open floor plan and three bedrooms…
