City of San Mateo Law Library
City of San Mateo Municipal Code.

27.20.030 BUILDINGS.

(a) Not more than two buildings designed or used as residences for not more than two families shall be erected, located, or maintained on any one zoning plot.

(b) No detached building accessory to a main building shall occupy the portion of any lot in front of the principal building, nor shall any such detached accessory building be less than four feet distant from any other building on the same zoning plot.