Middletown, California

Middletown
Middletown in September 2023
Location within Lake County and the State of California
Coordinates: 38°45′09″N 122°36′54″W / 38.75250°N 122.61500°W / 38.75250; -122.61500
CountryUnited States
StateCalifornia
CountyLake
Area
  Total
1.844 sq mi (4.776 km2)
  Land1.844 sq mi (4.776 km2)
  Water0 sq mi (0 km2)  0%
Elevation
1,099 ft (335 m)
Population
 (2010)
  Total
1,323
  Density720/sq mi (280/km2)
Time zoneUTC-8 (Pacific (PST))
  Summer (DST)UTC-7 (PDT)
ZIP code
95461
Area code707
FIPS code06-47332
GNIS feature IDs228626

Middletown is a census-designated place (CDP) in Lake County, California, United States. Its population was 725 at the 2020 census down from 1,323 at the 2010 census, which was up slightly from 1,020 at the 2000 census. Middletown was given its name because it is halfway between Lower Lake and Calistoga, which is 17 miles (27 km) to the south. The town was severely damaged by the 2015 Valley Fire.