San Mateo Law Library
City of San Mateo Municipal Code.

27.18.070 FRONT YARD.

(a) A front yard not less than twenty-five (25) feet in an R1-A district and not less than fifteen (15) feet in an R1-B or R1-C district shall be provided.

(b) Garage setback. A front yard not less than twenty (20) feet in an R1-B or R1-C district shall be provided for a garage.

(c) Private roads. Buildings erected or enlarged on property fronting upon a private road or easement shall maintain a front setback of at least fifty (50) feet from the centerline of such private road or easement.

(d) Limits on paving. Paving and similar impervious surfaces within a required front yard shall be limited to:

(1) that required for necessary driveway, as follows:

(A) Single car garages: 17 feet maximum or 40% of the street frontage, whichever is less, beginning at the side property line adjacent to the driveway, and including any contiguous paving (i.e. pedestrian walkways) with the following exception:

(i) For those parcels with single car garages, carports, or open parking spaces setback more than 35 feet from the front property line, no paving in addition to the driveway shall be allowed in the front setback.

(B) Two-car garages or larger: 20 feet maximum.

(C) For properties located on a cul-de-sac, a driveway at least 10 feet in width shall be permitted when providing access to two or fewer garages, carports, or open parking spaces, and 12 feet in width when providing access to three or more garage, carport, or open parking spaces;

(2) Circular driveways subject to SPAR review; and

(3) Pedestrian walkways which are five (5) feet or less in width.

Paving and similar impervious surfaces means that surface which is incapable of being penetrated by water.