Imola 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 Napa County

Napa County, California

Napa County is a county located north of the San Francisco Bay Area in the U.S. state of California. It is coterminous with the Napa, California, Metropolitan Statistical Area. As of 2010 the population is 136,484. The county seat is Napa....

, 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 lies at an elevation of 7 feet (2 m). Imola is located on the Southern Pacific Railroad

Southern Pacific Railroad

The Southern Pacific Transportation Company , earlier Southern Pacific Railroad and Southern Pacific Company, and usually simply called the Southern Pacific or Espee, was an American railroad....

, 1.25 miles (2 km) south of Napa

Napa, California

-History:The name Napa was probably derived from the name given to a southern Nappan village whose people shared the area with elk, deer, grizzlies and cougars for many centuries, according to Napa historian Kami Santiago. At the time of the first recorded exploration into Napa Valley in 1823, the...

.

The Imola post office opened in 1920, and closed in 1953. 

Imola was the site of the Napa State Hospital (originally housing people diagnosed "insane"). Imola was named for Imola

Imola

thumb|250px|The Cathedral of Imola.Imola is a town and comune in the province of Bologna, located on the Santerno river, in the Emilia-Romagna region of north-central Italy...

 in Italy, which also hosted an insane asylum. Parts of Imola were annexed to the city of Napa, other parts remain unincorporated.