Lake Don Pedro, California

Lake Don Pedro
Don Pedro Lake
Location in Mariposa County, California
Lake Don Pedro
Location in California
Lake Don Pedro
Lake Don Pedro (the United States)
Coordinates: 37°38′46″N 120°20′12″W / 37.64611°N 120.33667°W / 37.64611; -120.33667
Country United States
State California
CountyMariposa County
Area
 • Total
19.707 sq mi (51.04 km2)
 • Land18.421 sq mi (47.71 km2)
 • Water1.286 sq mi (3.33 km2)  6.53%
Elevation
1,122 ft (342 m)
Population
 (2020)
 • Total
1,765
 • Density95.8/sq mi (37.0/km2)
Time zoneUTC−8 (Pacific)
 • Summer (DST)UTC−7 (PDT)
ZIP Codes
95329 (La Grange)
95311 (Coulterville)
GNIS feature ID2627934

Lake Don Pedro is a census-designated place (CDP) in Mariposa County, California, United States. The community occupies the northwestern corner of the county at an elevation of 1,122 feet (342 m), surrounding portions of Don Pedro Reservoir in the Sierra Nevada foothills. The population was 1,765 at the 2020 United States census, an increase from 1,077 in 2010.

The community takes its name from Don Pedro Reservoir, created by the original Don Pedro Dam in 1923 and greatly enlarged by the New Don Pedro Dam in 1971. California State Route 132 passes through the northern part of the CDP, connecting it to La Grange to the west and Coulterville to the east.