lot area; site area; lot size
Technical term used in architecture and real estate to refer to the total land area of a building site.
The lot area of this house is 200 square meters.
The building is too large for the site area.
Refers to total floor area of a building, while 敷地面積 refers to the land area of the site.
Building footprint area; the area of land actually covered by the building, as opposed to the entire lot.
Compound of 敷地 (site, lot) and 面積 (area).