A 2 bedroom separate apartment (an in-law unit) attached to the main house. We're 1/2 between San Francisco and Napa in Concord, CA. There is an outdoor patio and an enclosed private yard that opens up to a small lake with a private pier for socializing, relaxing, and fishing. BART is a 10-minute walk and the BART ride to SF is 35 minutes. The car ride to either Napa or San Francisco is 35 to 50 minutes driving time depending on traffic.