The A. H. Maegly House is a house located in southwest Portland, Oregon, listed on the National Register of Historic Places. It is located in the upscale Arlington Heights neighborhood. Built for Aaron H. Maegly (born 1854), a wealthy Portland broker, the distinctive house was completed in 1915. It was designed by Portland architect John Virginius Bennes, in the Prairie School style, an architectural style that is rare in Oregon.