Annabelle at Bishop Ranch 12: 64 townhomes, 9 ADUs proposed; commissioners ask for more pedestrian connections, open‑space and acoustic mitigation

San Ramon Planning Commission reviewed a study session for Annabelle at Bishop Ranch 12, a proposed redevelopment of 2 Annabelle Lane into 64 multifamily townhome condominiums with 9 optional accessory dwelling units (ADUs) on approximately 3.57 acres.

Proposal summary and zoning context Stephanie Hill, project representative for Sunset Development, described the project as a transition of part of an older office campus to entry‑level for‑sale homes. The site would retain 1 Annabelle Lane (an existing building housing the Doris Eaton School) and redevelop the 2 Annabelle Lane parcel. The application proposes 64 alley‑loaded townhomes arranged around landscaped paseos; nine units would be eligible for ADUs to support multigenerational living or rental income.

Hill told the commission the site is not designated a housing opportunity site under the General Plan and is required to be mixed use. "Although the combination of 1 Annabelle, which is commercial, and 2 Annabelle, which is residential, meets the horizontal mixed use…