Elevation 867 m (2,846 ft)
Groveland-Big Oak Flat is a former census-designated place (CDP) in Tuolumne County, California, United States. The population was 3,388 at the 2000 census. This CDP included the communities of Groveland, Big Oak Flat and Pine Mountain Lake (PML).
The CDP was abolished prior to the 2010 census, and Groveland and Pine Mountain Lake were made into CDPs.