What is defined as a contiguous area of land considered as a unit under single ownership?

The term that refers to a contiguous area of land regarded as a single unit under one ownership is referred to as a parcel. A parcel typically provides a legal description of the land that distinguishes it from surrounding properties. Properties are often described in terms of parcels for purposes of buying, selling, and property development.

In the context of real estate and planning, a parcel can vary significantly in size and can include various types of land, from residential lots to larger parcels intended for commercial or industrial use. This definition emphasizes the importance of legal and property ownership boundaries in urban planning and development.

While "lot," "block," and "tract" also relate to land and properties, they represent different concepts. A lot usually refers to a smaller, defined area of land intended for a specific use such as residential or commercial buildable space. A block typically pertains to a grouping of lots that are bounded by streets or other lines and is often used in urban planning to define sections of a city. A tract generally denotes a larger area of land, which may encompass multiple parcels or lots, and is often used to describe extensive land used for agriculture or large developments.

Understanding the proper terminology is essential for anyone involved in architectural planning, as it lays the foundation for how land is