Sand Lake is an unincorporated community and census-designated place in Iosco County in the U.S. state of Michigan. The CDP had a population of 1,418 at the 2020 census. The CDP occupies portions of Grant Township, Plainfield Township, and Wilber Township.
Country: United States
State: Michigan
County: Iosco
Townships: Grant, Plainfield, and Wilber
ZIP code(s): 48748 (National City) · 48763 (Tawas City)