Machias may refer to:

Places

Machias, Maine Machias is a town in and the county seat of Washington County in Down East Maine, United States. As of the 2020 census, the town population was 2,060. It is home to the University of Maine at Machias and Machias Valley Airport, a small public ...

, a New England town **

Machias (CDP), Maine Machias is a census-designated place (CDP) corresponding to the central village area within the town of Machias in Washington County, Maine, United States. The population of the CDP was 1,274 at the 2010 census. Geography Machias is located at ...

, the main village within the town *

Machias Bay Machias Bay is a bay in Washington County, Maine that opens into the Gulf of Maine. The bay was the scene of the Battle of Machias — the first naval battle of the American Revolution, occasioned by the British need for lumber for Boston. Lo ...

, in Washington County, Maine * Machias River (Aroostook River tributary) in northern Maine *

Machias River The Machias River is a U.S. Geological Survey. National Hydrography Dataset high-resolution flowline dataThe National Map, accessed 2011-06-22 river in Maine, USA. It flows through Washington County in the eastern part of the state, from Fifth ...

in eastern Maine *

Machias Seal Island Machias Seal Island is an island in disputed water between the Gulf of Maine and the Bay of Fundy, about southeast from Cutler, Maine, and southwest of Grand Manan Island, New Brunswick. Sovereignty of the island is disputed by the United State ...

, an island in the Gulf of Maine *

Machias, New York Machias is a town in Cattaraugus County, New York, United States. The population was 2,309 at the 2020 census. Machias is an interior town in the northeast quadrant of the county. It is northeast of the city of Salamanca. History The area that wo ...

, a town **

Machias (CDP), New York Machias is a hamlet and census-designated place (CDP) in the northeast part of the town of Machias, in Cattaraugus County, New York, United States. As of the 2010 census, it had a population of 471. Prior to the 2010 census, the area was deline ...

, the main hamlet within the town *

Machias, Washington Machias is a census-designated place (CDP) in Snohomish County, Washington, United States. The population was 1,178 at the 2010 census. Machias was laid out in 1888, and named after Machias, Maine, the ancestral home of a first settler. A post o ...

, a census-designated place

Ships

* USS ''Machias'', the name of more than one United States Navy ship {{disambiguation, geo