Definitions of Different Styles of Apartments
Efficiency ApartmentDefinition: A small apartment with a bathroom and kitchenette that often comes furnished.
High-RiseDefinition: An apartment with multiple stories and an elevator.
Examples: I live on the fifteenth floor of a high-rise.
Railroad ApartmentDefinition: An apartment where the rooms connect to one another in a line and the entrances are at opposite ends of each room, like cars on a train.
Also Known As: railroad flat.
Examples: My room is at the end of our railroad apartment, so I must walk through our kitchen and my roommates room to get to it.
StudioDefinition: A studio apartment is an apartment, usually for one person that consists of one large room, a small kitchen, and a bathroom. The single large room is meant to accommodate all living spaces: the bedroom, the dining room, and the living room.
Also Known As: one-room apartment.
Walk-UpDefinition: A walk-up is an apartment building with no elevator or an apartment unit in a building with no elevator.
Source: About.com