Eldon 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 Mason County, Washington, United States

United States

The United States of America is a federal constitutional republic comprising fifty states and a federal district...

. Eldon is located along U.S. Route 101

U.S. Route 101

U.S. Route 101, or U.S. Highway 101, is an important north–south U.S. highway that runs through the states of California, Oregon, and Washington, on the West Coast of the United States...

 on the scenic Hood Canal

Hood Canal

Hood Canal is a fjord forming the western lobe, and one of the four main basins, of Puget Sound in the state of Washington. Hood Canal is not a canal in the sense of being a man-made waterway—it is a natural waterway.-Geography:...

. Eldon features a small store and several recreational areas and businesses catering to travellers and locals.

Eldon is also known as Hamma Hamma, which is technically slightly to the south, but is for all intents regarded as the same area.