Magnolia is the second largest neighborhood of Seattle, Washington by area, located in northwestern Seattle. It occupies a hilly peninsula northwest of downtown. Magnolia has been a part of the city since 1891. A good portion of the peninsula is taken up by Discovery Park, formerly the U.S. Army's Fort Lawton. Magnolia is isolated from the rest of Seattle, connected by road to the rest of the city by only three bridges over the tracks of the BNSF Railway: W. Emerson Street in the north, W.