Housing Unit A house, apartment, mobile home, trailer, group of rooms, or single room occupied or intended for occupancy as separate living quarters. Separate living quarters are classified as a place where the occupants do not live and eat with any other person in the structure. Investopedia Says: Simply put, a housing unit is a self-contained living space. Related Terms: Housing Market Index Housing Starts Investment Real Estate Manufactured Housing Planned Urban Development - PUD Tenement |