The Edmundson Park Historic District is a nationally recognized historic district located in Oskaloosa, Iowa, United States. It was listed on the National Register of Historic Places in 2007. At the time of its nomination it contained 52 resources, which included four contributing buildings, six contributing sites, 19 contributing structures, and three contributing objects. There were also 13 non-contributing buildings, five non-contributing sites, and two non-contributing structures.