Prepared from field surveys of Yates Township, Lake County Sponsored by the Michigan State Tax Commission. Twenty tow "Plats" labeled as "Idlewild", plus dozens of adhacent private properties (yellow), extend from U.S. Highway 10 south to the Middle Brach of the Perre Marquette River.
The map below is the from the NationalRegister of Historic Paces District (1979). Inaccurate boudaries contain approximately 1,300 acres (green). The 1935 Idlewild plats (pink) covering more than 1,400 acres, and the Oaklawn Cemetery (blue) are not included in the Idlewild National Register District.