Yorkshire County, Massachusetts was a county in what is now the U.S. state of

Maine Maine () is a state in the New England and Northeastern regions of the United States. It borders New Hampshire to the west, the Gulf of Maine to the southeast, and the Canadian provinces of New Brunswick and Quebec to the northeast and north ...

. It was established in 1652 to include the area of the proprietary province of Lygonia when the

Massachusetts Bay Colony The Massachusetts Bay Colony (1630–1691), more formally the Colony of Massachusetts Bay, was an English settlement on the east coast of North America around the Massachusetts Bay, the northernmost of the several colonies later reorganized as the ...

first asserted territorial claims over the settlements in the southern parts of the

Province of Maine The Province of Maine refers to any of the various English colonies established in the 17th century along the northeast coast of North America, within portions of the present-day U.S. states of Maine, New Hampshire, and Vermont, and the Canadian ...

, extending from the

Piscataqua River The Piscataqua River (Abenaki: ''Pskehtekwis'') is a tidal river forming the boundary of the U.S. states of New Hampshire and Maine from its origin at the confluence of the Salmon Falls River and Cochecho River. The drainage basin of the river ...

to just east of the mouth of the

Presumpscot River The Presumpscot River () is a U.S. Geological Survey. National Hydrography Dataset high-resolution flowline dataThe National Map accessed June 30, 2011 river located in Cumberland County, Maine. It is the main outlet of Sebago Lake. The river ...

Casco Bay Casco Bay is an inlet of the Gulf of Maine on the southern coast of Maine, New England, United States. Its easternmost approach is Cape Small and its westernmost approach is Two Lights in Cape Elizabeth. The city of Portland sits along its south ...

. The county eventually grew to encompass effectively all of present-day State of Maine, although the interior was claimed by various

Abenaki people The Abenaki (Abenaki: ''Wαpánahki'') are an Indigenous peoples of the Northeastern Woodlands of Canada and the United States. They are an Algonquian-speaking people and part of the Wabanaki Confederacy. The Eastern Abenaki language was predom ...

s, and the territory east of

Penobscot Bay Penobscot Bay (french: Baie de Penobscot) is an inlet of the Gulf of Maine and Atlantic Ocean in south central Maine. The bay originates from the mouth of Maine's Penobscot River, downriver from Belfast, Maine, Belfast. Penobscot Bay has many ...

was claimed (and partly occupied) as part of French

Acadia Acadia (french: link=no, Acadie) was a colony of New France in northeastern North America which included parts of what are now the Maritime provinces, the Gaspé Peninsula and Maine to the Kennebec River. During much of the 17th and early ...

. Massachusetts Bay Colony renamed Yorkshire County, Massachusetts to York County, Massachusetts in 1668. However, the land was assertedly Cornwall County, Province of New York from September 5, 1665, until 1692 when it was turned over to the Dominion of New England. By 1760 most of the Abenaki had either been wiped out or retreated northward toward the

Saint Lawrence River The St. Lawrence River (french: Fleuve Saint-Laurent, ) is a large river in the middle latitudes of North America. Its headwaters begin flowing from Lake Ontario in a (roughly) northeasterly direction, into the Gulf of St. Lawrence, connectin ...

, and

New France New France (french: Nouvelle-France) was the area colonized by France in North America, beginning with the exploration of the Gulf of Saint Lawrence by Jacques Cartier in 1534 and ending with the cession of New France to Great Britain and Spai ...

had been conquered in the

French and Indian War The French and Indian War (1754–1763) was a theater of the Seven Years' War, which pitted the North American colonies of the British Empire against those of the French, each side being supported by various Native American tribes. At the ...

. The large size of the county led to its division in 1760, with

Cumberland Cumberland ( ) is a historic county in the far North West England. It covers part of the Lake District as well as the north Pennines and Solway Firth coast. Cumberland had an administrative function from the 12th century until 1974. From 19 ...

and

Lincoln Lincoln most commonly refers to: * Abraham Lincoln (1809–1865), the sixteenth president of the United States * Lincoln, England, cathedral city and county town of Lincolnshire, England * Lincoln, Nebraska, the capital of Nebraska, U.S. * Lincoln ...

counties carved out of its eastern portions. When the 1780

Constitution of Massachusetts The Constitution of the Commonwealth of Massachusetts is the fundamental governing document of the Commonwealth of Massachusetts, one of the 50 individual state governments that make up the United States of America. As a member of the Massachuset ...

was adopted, the state created the

District of Maine The District of Maine was the governmental designation for what is now the U.S. state of Maine from October 25, 1780 to March 15, 1820, when it was admitted to the Union as the 23rd state. The district was a part of the Commonwealth of Massachuse ...

to manage its eastern territories. In 1805 the northern portion of York County was separated to form part of Oxford County. When Maine achieved statehood in 1820 all of the counties of the District of Maine became

counties of Maine This is a list of the 16 counties in the U.S. state of Maine. Before statehood, Maine was officially part of the state of Massachusetts and was called the District of Maine. Maine was granted statehood on March 15, 1820, as part of the Missouri Co ...

References

''History of York County, Maine''
Cumberland County, Maine Former counties of the United States Former counties of Massachusetts Defunct administrative divisions in Massachusetts Former regions and territories of the United States Lincoln County, Maine York County, Maine Pre-statehood history of Maine Exclaves in the United States Former exclaves {{Maine-geo-stub