Mill Valley planning commission approves 20 Sunnyside design review, limits contractor parking during construction

The Mill Valley Planning Commission on 2025-01-28 voted 4-0 to approve design review, a tentative parcel map and a tree removal permit for 20 Sunnyside Avenue, a project that will add five two-bedroom townhome-style condominiums above a retained parking podium and split the site into an office parcel and a residential parcel.

Patrick Kelly, Mill Valley’s planning and building director, told the commission the application includes three entitlement requests and that staff found the proposals meet the city’s objective design and site development standards. Kelly cited a peer-reviewed parking study that estimated demand at about 15 spaces for a fully occupied office plus five residential units; the project provides 18 spaces, which staff said is sufficient.

The applicant, Steve Geisler of Geisler Architects, described design changes since earlier sessions and said the team worked with public works and the fire department to add a sidewalk along Parkwood, provide ADA access, record water meter…