Judd Wildlife Area Another recent addition, this 136-acre wildlife area is a wonderful destination for an enlightening and enjoyable nature hike. Located along the Little Sioux River, this area includes large open meadows, a winding prairie stream, and a softwood forest along the water's edge. Prairie birds such as Bobolonks, Dickcissels, and Grasshopper Sparrows are numerous, along with many other species of wildlife. This area is located one mile west of Highway 71 on 240th St. (south of Milford), one mile south on 210th Ave., and one mile west on 250th St.