Capetown is a locality

Location (geography)

The terms location and place in geography are used to identify a point or an area on the Earth's surface or elsewhere. The term 'location' generally implies a higher degree of can certainty than "place" which often has an ambiguous boundary relying more on human/social attributes of place identity...

 in Humboldt County

Humboldt County, California

Humboldt County is a county in the U.S. state of California, located on the far North Coast 200 miles north of San Francisco. According to 2010 Census Data, the county’s population was 134,623...

, California

California

California is a state located on the West Coast of the United States. It is by far the most populous U.S. state, and the third-largest by land area...

. It is located on the Bear River 3 miles (5 km) northeast of Cape Mendocino

Cape Mendocino

Cape Mendocino located on the Lost Coast entirely within Humboldt County, California, USA, is the westernmost point on the coast of California. It has been a landmark since the 16th century when the Manila Galleons would reach the coast here following the prevailing westerlies all the way across...

, at an elevation of 49 feet (14.9 m).

The Gas Jet post office operated from 1868 to 1876. The name referred to escaping gas from an oil well. The False Cape post office opened in 1870, changed the name to Capetown in 1879, and closed for good in 1937.