Posts is an unincorporated community

Unincorporated area

In law, an unincorporated area is a region of land that is not a part of any municipality.To "incorporate" in this context means to form a municipal corporation, a city, town, or village with its own government. An unincorporated community is usually not subject to or taxed by a municipal government...

 in Monterey County

Monterey County, California

Monterey County is a county located on the Pacific coast of the U.S. state of California, its northwestern section forming the southern half of Monterey Bay. The northern half of the bay is in Santa Cruz County. As of 2010, the population was 415,057. The county seat and largest city is Salinas...

, 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 Posts Creek 3 miles (4.8 km) east-southeast of Pfeiffer Point, at an elevation of 945 feet (288 m).

William Brainard Post homesteaded the site in the late 1860s and his ranch became a station for the stage coach route. A post office operated at Posts from 1889 to 1910, with a move in 1905.