The distance between Napa County to Portland via US-101 & CA-1 is 1128 Mi by road. You can also find the distance from Napa County to Portland via US-101 & CA-1 using other travel options like bus, subway, tram, train and rail. Apart from the trip distance, refer
Directions from Napa County to Portland via US-101 & CA-1 for road driving directions!