Medford is a city in and the county seat of Jackson County, Oregon, in the United States. As of the 2020 United States Census on April 1, 2020, the city had a total population of 85,824, making it the 8th most populous city in Oregon, and a metropolitan area population of 223,259, making the Medford MSA the fourth largest metro area in Oregon. The city was named in 1883 by David Loring, civil engineer and right-of-way agent for the Oregon and California Railroad, after Medford, Massachusetts, which was near Loring's hometown of Concord, Massachusetts. Medford is near the middle fork of Bear Creek.