You can certainly build 'adaptive housing'. I have a relative who, while genetically normal, is a bit height challenged at 4'5". Her husband isn't particularly tall either at 5'2". When they built a home, a couple of items were designed to fit their physical size. Kitchen counters, sink etc. are at a height comfortable for her ...
All reasonable and code compliant.
One exterior door must be at least 3 feet wide. Hallways and stairs must be three feet wide. More importantly, ceilings must be at least 6'8" high.