noun
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.
この家の敷地面積は200平方メートルです。
The lot area of this house is 200 square meters.
敷地面積に対して建物が大きすぎる。
The building is too large for the site area.
Compound of 敷地 (site, lot) and 面積 (area).