A building with multiple units is commonly referred to as a multi-unit property. This term is widely used in real estate, construction, and property management to describe a single building that contains more than one separate living or commercial space.
Each unit within a multi-unit property is typically designed to function independently, with its own entrance, utilities, and interior layout.
Common Types of Multi-Unit Properties
Multi-unit properties can take several forms depending on their purpose and design. Common examples include:
- Apartment buildings
- Duplexes, triplexes, and fourplexes
- Condominium buildings
- Townhouse complexes
- Mixed-use buildings with residential and commercial units
While the structure may vary, the defining feature is that multiple units exist within one building or connected structure.
Why the Term “Multi-Unit Property” Is Used
The term multi-unit property is a broad and flexible label. It allows professionals to describe buildings with multiple units without limiting the definition to a specific type, size, or zoning classification.
This makes it useful for:
- Real estate listings and marketing
- Property valuation and financing
- Construction planning
- Legal and zoning documentation
Multi-Unit vs Single-Unit Buildings
A single-unit building contains only one residence or commercial space, such as a standalone house or retail shop. In contrast, a multi-unit property supports multiple occupants or businesses within the same structure.
Because of this, multi-unit properties often involve different regulations, maintenance considerations, and investment strategies.



