Wintergreen House, Waukon, IA Leave a reply Wow, this is a big log house! In fact, it’s probably the largest one I’ve ever come across. It measures 20′ 6″ x 28′, is located three miles southeast of Waukon, Iowa, and was built in 1873. West-South Elevations South-East Elevations Share this:FacebookLike this:Like Loading... Related