Incredible opportunity to build two luxury homes with approved plans featuring superior quality, designed by highly regarded Polsky Perlstein Architects. 57 Hillside offers a thoughtful, modern masterpiece with scale and volume, dramatic high ceilings throughout, perfect symmetry, abundant natural light and incredible indoor/outdoor flow. Your thrilling new 4 or 5 bed - 3.5 bath, 3,205 sq.ft. home has an ADU or playroom option. A short and nearly flat stroll on sidewalks to San Anselmo's charming downtown, this location offers walkability but is also slightly elevated, providing views of Red Hill and Ross Valley. The purchaser can engage the local design-build team including Polsky Perlstein Architects and True North Construction to build the homes or engage your own team to complete this incredible opportunity. This property is being sold with the adjacent parcel at 61 Hillside Avenue, also listed for $399,000.