Exceptional Carneros development opportunity spanning approximately 50 acres across four legal parcels (six APNs) contiguous to the world-class Stanly Ranch Resort. Improvements include four existing homes, each offering the potential for remodel or replacement with four new high-end estate residenceseach with an additional ADU. This flexible framework allows for the creation of a luxury multi-estate compound, family retreat, or premium vineyard estate collection in one of Napa Valley's most desirable regions. The property also features approximately 30 acres of older Chardonnay and Pinot Noir vineyard, offering excellent potential for redevelopment or replanting to premium varietals. Zoning is AW:AC (Agricultural Watershed/Agricultural Conservation), supporting a variety of agricultural and estate uses. Water resources include two private wellsone recently tested at 13.3 GPMand access to reclaimed irrigation water via the Los Carneros Water District. Surrounded by iconic neighbors including Cakebread Cellars, Etude, Saintsbury, and Hyde Vineyards, this property represents a rare opportunity to control one of Napa Valley's most visible and strategic gateway vineyard holdings with exceptional long-term potential.