Event Detail

Summary

Type	Method	Description	Successful?
Boundary Realignment	Legislature	Maryland-Pennsylvania 1907 Boundary Ascertainment	yes*

Dates

Event Year(s)	Final Decree Date	Effective Date	How Effective Date Determined
1898–1909

Affected Government

From Municipality	From County	From State	To Municipality	To County	To State
Germany, Township of Ascertainment	Adams County Ascertainment	PA Ascertainment	Unorganized (placeholder) Ascertainment	Carroll County (MD) Ascertainment	MD Ascertainment
Mount Joy, Township of (Adams) Ascertainment	Adams County Ascertainment	PA Ascertainment	Unorganized (placeholder) Ascertainment	Carroll County (MD) Ascertainment	MD Ascertainment
Union, Township of (Adams) Ascertainment	Adams County Ascertainment	PA Ascertainment	Unorganized (placeholder) Ascertainment	Carroll County (MD) Ascertainment	MD Ascertainment
Liberty, Township of (Adams) Ascertainment	Adams County Ascertainment	PA Ascertainment	Unorganized (placeholder) Ascertainment	Frederick County (MD) Ascertainment	MD Ascertainment
Cumberland, Township of (Adams) Ascertainment	Adams County Ascertainment	PA Ascertainment	Unorganized (placeholder) Ascertainment	Frederick County (MD) Ascertainment	MD Ascertainment
Freedom, Township of (Adams) Ascertainment	Adams County Ascertainment	PA Ascertainment	Unorganized (placeholder) Ascertainment	Frederick County (MD) Ascertainment	MD Ascertainment
Mann, Township of Ascertainment	Bedford County Ascertainment	PA Ascertainment	Unorganized (placeholder) Ascertainment	Allegany County (MD) Ascertainment	MD Ascertainment
Londonderry, Township of (Bedford) Ascertainment	Bedford County Ascertainment	PA Ascertainment	Unorganized (placeholder) Ascertainment	Allegany County (MD) Ascertainment	MD Ascertainment
Cumberland Valley, Township of Ascertainment	Bedford County Ascertainment	PA Ascertainment	Unorganized (placeholder) Ascertainment	Allegany County (MD) Ascertainment	MD Ascertainment
Southampton, Township of (Bedford) Ascertainment	Bedford County Ascertainment	PA Ascertainment	Unorganized (placeholder) Ascertainment	Allegany County (MD) Ascertainment	MD Ascertainment
West Nottingham, Township of Ascertainment	Chester County Ascertainment	PA Ascertainment	Unorganized (placeholder) Ascertainment	Cecil County (MD) Ascertainment	MD Ascertainment
London Britain, Township of Ascertainment	Chester County Ascertainment	PA Ascertainment	Unorganized (placeholder) Ascertainment	Cecil County (MD) Ascertainment	MD Ascertainment
Elk, Township of (Chester) Ascertainment	Chester County Ascertainment	PA Ascertainment	Unorganized (placeholder) Ascertainment	Cecil County (MD) Ascertainment	MD Ascertainment
Franklin, Township of (Chester) Ascertainment	Chester County Ascertainment	PA Ascertainment	Unorganized (placeholder) Ascertainment	Cecil County (MD) Ascertainment	MD Ascertainment
East Nottingham, Township of Ascertainment	Chester County Ascertainment	PA Ascertainment	Unorganized (placeholder) Ascertainment	Cecil County (MD) Ascertainment	MD Ascertainment
Henry Clay, Township of Ascertainment	Fayette County Ascertainment	PA Ascertainment	Unorganized (placeholder) Ascertainment	Garrett County (MD) Ascertainment	MD Ascertainment
Washington, Township of (Franklin) Ascertainment	Franklin County Ascertainment	PA Ascertainment	Unorganized (placeholder) Ascertainment	Frederick County (MD) Ascertainment	MD Ascertainment
Warren, Township of (Franklin) Ascertainment	Franklin County Ascertainment	PA Ascertainment	Unorganized (placeholder) Ascertainment	Washington County (MD) Ascertainment	MD Ascertainment
Antrim, Township of Ascertainment	Franklin County Ascertainment	PA Ascertainment	Unorganized (placeholder) Ascertainment	Washington County (MD) Ascertainment	MD Ascertainment
Washington, Township of (Franklin) Ascertainment	Franklin County Ascertainment	PA Ascertainment	Unorganized (placeholder) Ascertainment	Washington County (MD) Ascertainment	MD Ascertainment
Montgomery, Township of (Franklin) Ascertainment	Franklin County Ascertainment	PA Ascertainment	Unorganized (placeholder) Ascertainment	Washington County (MD) Ascertainment	MD Ascertainment
Union, Township of (Fulton) Ascertainment	Fulton County Ascertainment	PA Ascertainment	Unorganized (placeholder) Ascertainment	Allegany County (MD) Ascertainment	MD Ascertainment
Bethel, Township of (Fulton) Ascertainment	Fulton County Ascertainment	PA Ascertainment	Unorganized (placeholder) Ascertainment	Washington County (MD) Ascertainment	MD Ascertainment
Thompson, Township of (Fulton) Ascertainment	Fulton County Ascertainment	PA Ascertainment	Unorganized (placeholder) Ascertainment	Washington County (MD) Ascertainment	MD Ascertainment
Union, Township of (Fulton) Ascertainment	Fulton County Ascertainment	PA Ascertainment	Unorganized (placeholder) Ascertainment	Washington County (MD) Ascertainment	MD Ascertainment
Fulton, Township of (Lancaster) Ascertainment	Lancaster County Ascertainment	PA Ascertainment	Unorganized (placeholder) Ascertainment	Harford County (MD) Ascertainment	MD Ascertainment
Fulton, Township of (Lancaster) Ascertainment	Lancaster County Ascertainment	PA Ascertainment	Unorganized (placeholder) Ascertainment	Cecil County (MD) Ascertainment	MD Ascertainment
Little Britain, Township of Ascertainment	Lancaster County Ascertainment	PA Ascertainment	Unorganized (placeholder) Ascertainment	Cecil County (MD) Ascertainment	MD Ascertainment
Southampton, Township of (Somerset) Ascertainment	Somerset County Ascertainment	PA Ascertainment	Unorganized (placeholder) Ascertainment	Allegany County (MD) Ascertainment	MD Ascertainment
Greenville, Township of Ascertainment	Somerset County Ascertainment	PA Ascertainment	Unorganized (placeholder) Ascertainment	Allegany County (MD) Ascertainment	MD Ascertainment
Wellersburg, Borough of Ascertainment	Somerset County Ascertainment	PA Ascertainment	Unorganized (placeholder) Ascertainment	Allegany County (MD) Ascertainment	MD Ascertainment
Addison, Township of Ascertainment	Somerset County Ascertainment	PA Ascertainment	Unorganized (placeholder) Ascertainment	Garrett County (MD) Ascertainment	MD Ascertainment
Greenville, Township of Ascertainment	Somerset County Ascertainment	PA Ascertainment	Unorganized (placeholder) Ascertainment	Garrett County (MD) Ascertainment	MD Ascertainment
Elk Lick, Township of Ascertainment	Somerset County Ascertainment	PA Ascertainment	Unorganized (placeholder) Ascertainment	Garrett County (MD) Ascertainment	MD Ascertainment
New Freedom, Borough of Ascertainment	York County Ascertainment	PA Ascertainment	Unorganized (placeholder) Ascertainment	Baltimore County (MD) Ascertainment	MD Ascertainment
Codorus, Township of Ascertainment	York County Ascertainment	PA Ascertainment	Unorganized (placeholder) Ascertainment	Baltimore County (MD) Ascertainment	MD Ascertainment
Hopewell, Township of (York) Ascertainment	York County Ascertainment	PA Ascertainment	Unorganized (placeholder) Ascertainment	Baltimore County (MD) Ascertainment	MD Ascertainment
Shrewsbury, Township of (York) Ascertainment	York County Ascertainment	PA Ascertainment	Unorganized (placeholder) Ascertainment	Baltimore County (MD) Ascertainment	MD Ascertainment
Manheim, Township of (York) Ascertainment	York County Ascertainment	PA Ascertainment	Unorganized (placeholder) Ascertainment	Carroll County (MD) Ascertainment	MD Ascertainment
Codorus, Township of Ascertainment	York County Ascertainment	PA Ascertainment	Unorganized (placeholder) Ascertainment	Carroll County (MD) Ascertainment	MD Ascertainment
West Manheim, Township of Ascertainment	York County Ascertainment	PA Ascertainment	Unorganized (placeholder) Ascertainment	Carroll County (MD) Ascertainment	MD Ascertainment
Fawn, Township of (York) Ascertainment	York County Ascertainment	PA Ascertainment	Unorganized (placeholder) Ascertainment	Harford County (MD) Ascertainment	MD Ascertainment
Peach Bottom, Township of Ascertainment	York County Ascertainment	PA Ascertainment	Unorganized (placeholder) Ascertainment	Harford County (MD) Ascertainment	MD Ascertainment
Hopewell, Township of (York) Ascertainment	York County Ascertainment	PA Ascertainment	Unorganized (placeholder) Ascertainment	Harford County (MD) Ascertainment	MD Ascertainment
Delta, Borough of Ascertainment	York County Ascertainment	PA Ascertainment	Unorganized (placeholder) Ascertainment	Harford County (MD) Ascertainment	MD Ascertainment
Fawn Grove, Borough of Ascertainment	York County Ascertainment	PA Ascertainment	Unorganized (placeholder) Ascertainment	Harford County (MD) Ascertainment	MD Ascertainment
Unorganized (placeholder) Ascertainment	Allegany County (MD) Ascertainment	MD Ascertainment	Wellersburg, Borough of Ascertainment	Somerset County Ascertainment	PA Ascertainment
Unorganized (placeholder) Ascertainment	Allegany County (MD) Ascertainment	MD Ascertainment	Southampton, Township of (Bedford) Ascertainment	Bedford County Ascertainment	PA Ascertainment
Unorganized (placeholder) Ascertainment	Allegany County (MD) Ascertainment	MD Ascertainment	Mann, Township of Ascertainment	Bedford County Ascertainment	PA Ascertainment
Unorganized (placeholder) Ascertainment	Allegany County (MD) Ascertainment	MD Ascertainment	Cumberland Valley, Township of Ascertainment	Bedford County Ascertainment	PA Ascertainment
Unorganized (placeholder) Ascertainment	Allegany County (MD) Ascertainment	MD Ascertainment	Londonderry, Township of (Bedford) Ascertainment	Bedford County Ascertainment	PA Ascertainment
Unorganized (placeholder) Ascertainment	Allegany County (MD) Ascertainment	MD Ascertainment	Greenville, Township of Ascertainment	Somerset County Ascertainment	PA Ascertainment
Unorganized (placeholder) Ascertainment	Allegany County (MD) Ascertainment	MD Ascertainment	Southampton, Township of (Somerset) Ascertainment	Somerset County Ascertainment	PA Ascertainment
Unorganized (placeholder) Ascertainment	Allegany County (MD) Ascertainment	MD Ascertainment	Union, Township of (Fulton) Ascertainment	Fulton County Ascertainment	PA Ascertainment
Unorganized (placeholder) Ascertainment	Baltimore County (MD) Ascertainment	MD Ascertainment	Shrewsbury, Township of (York) Ascertainment	York County Ascertainment	PA Ascertainment
Unorganized (placeholder) Ascertainment	Baltimore County (MD) Ascertainment	MD Ascertainment	Hopewell, Township of (York) Ascertainment	York County Ascertainment	PA Ascertainment
Unorganized (placeholder) Ascertainment	Baltimore County (MD) Ascertainment	MD Ascertainment	Codorus, Township of Ascertainment	York County Ascertainment	PA Ascertainment
Unorganized (placeholder) Ascertainment	Baltimore County (MD) Ascertainment	MD Ascertainment	New Freedom, Borough of Ascertainment	York County Ascertainment	PA Ascertainment
Unorganized (placeholder) Ascertainment	Carroll County (MD) Ascertainment	MD Ascertainment	Union, Township of (Adams) Ascertainment	Adams County Ascertainment	PA Ascertainment
Unorganized (placeholder) Ascertainment	Carroll County (MD) Ascertainment	MD Ascertainment	Mount Joy, Township of (Adams) Ascertainment	Adams County Ascertainment	PA Ascertainment
Unorganized (placeholder) Ascertainment	Carroll County (MD) Ascertainment	MD Ascertainment	Codorus, Township of Ascertainment	York County Ascertainment	PA Ascertainment
Unorganized (placeholder) Ascertainment	Carroll County (MD) Ascertainment	MD Ascertainment	Germany, Township of Ascertainment	Adams County Ascertainment	PA Ascertainment
Unorganized (placeholder) Ascertainment	Carroll County (MD) Ascertainment	MD Ascertainment	West Manheim, Township of Ascertainment	York County Ascertainment	PA Ascertainment
Unorganized (placeholder) Ascertainment	Carroll County (MD) Ascertainment	MD Ascertainment	Manheim, Township of (York) Ascertainment	York County Ascertainment	PA Ascertainment
Unorganized (placeholder) Ascertainment	Cecil County (MD) Ascertainment	MD Ascertainment	Fulton, Township of (Lancaster) Ascertainment	Lancaster County Ascertainment	PA Ascertainment
Unorganized (placeholder) Ascertainment	Cecil County (MD) Ascertainment	MD Ascertainment	East Nottingham, Township of Ascertainment	Chester County Ascertainment	PA Ascertainment
Unorganized (placeholder) Ascertainment	Cecil County (MD) Ascertainment	MD Ascertainment	West Nottingham, Township of Ascertainment	Chester County Ascertainment	PA Ascertainment
Unorganized (placeholder) Ascertainment	Cecil County (MD) Ascertainment	MD Ascertainment	London Britain, Township of Ascertainment	Chester County Ascertainment	PA Ascertainment
Unorganized (placeholder) Ascertainment	Cecil County (MD) Ascertainment	MD Ascertainment	Elk, Township of (Chester) Ascertainment	Chester County Ascertainment	PA Ascertainment
Unorganized (placeholder) Ascertainment	Cecil County (MD) Ascertainment	MD Ascertainment	Franklin, Township of (Chester) Ascertainment	Chester County Ascertainment	PA Ascertainment
Unorganized (placeholder) Ascertainment	Cecil County (MD) Ascertainment	MD Ascertainment	Little Britain, Township of Ascertainment	Lancaster County Ascertainment	PA Ascertainment
Unorganized (placeholder) Ascertainment	Frederick County (MD) Ascertainment	MD Ascertainment	Washington, Township of (Franklin) Ascertainment	Franklin County Ascertainment	PA Ascertainment
Unorganized (placeholder) Ascertainment	Frederick County (MD) Ascertainment	MD Ascertainment	Freedom, Township of (Adams) Ascertainment	Adams County Ascertainment	PA Ascertainment
Unorganized (placeholder) Ascertainment	Frederick County (MD) Ascertainment	MD Ascertainment	Liberty, Township of (Adams) Ascertainment	Adams County Ascertainment	PA Ascertainment
Unorganized (placeholder) Ascertainment	Frederick County (MD) Ascertainment	MD Ascertainment	Cumberland, Township of (Adams) Ascertainment	Adams County Ascertainment	PA Ascertainment
Unorganized (placeholder) Ascertainment	Garrett County (MD) Ascertainment	MD Ascertainment	Henry Clay, Township of Ascertainment	Fayette County Ascertainment	PA Ascertainment
Unorganized (placeholder) Ascertainment	Garrett County (MD) Ascertainment	MD Ascertainment	Elk Lick, Township of Ascertainment	Somerset County Ascertainment	PA Ascertainment
Unorganized (placeholder) Ascertainment	Garrett County (MD) Ascertainment	MD Ascertainment	Greenville, Township of Ascertainment	Somerset County Ascertainment	PA Ascertainment
Unorganized (placeholder) Ascertainment	Garrett County (MD) Ascertainment	MD Ascertainment	Addison, Township of Ascertainment	Somerset County Ascertainment	PA Ascertainment
Unorganized (placeholder) Ascertainment	Harford County (MD) Ascertainment	MD Ascertainment	Fawn, Township of (York) Ascertainment	York County Ascertainment	PA Ascertainment
Unorganized (placeholder) Ascertainment	Harford County (MD) Ascertainment	MD Ascertainment	Fawn Grove, Borough of Ascertainment	York County Ascertainment	PA Ascertainment
Unorganized (placeholder) Ascertainment	Harford County (MD) Ascertainment	MD Ascertainment	Peach Bottom, Township of Ascertainment	York County Ascertainment	PA Ascertainment
Unorganized (placeholder) Ascertainment	Harford County (MD) Ascertainment	MD Ascertainment	Hopewell, Township of (York) Ascertainment	York County Ascertainment	PA Ascertainment
Unorganized (placeholder) Ascertainment	Harford County (MD) Ascertainment	MD Ascertainment	Delta, Borough of Ascertainment	York County Ascertainment	PA Ascertainment
Unorganized (placeholder) Ascertainment	Harford County (MD) Ascertainment	MD Ascertainment	Fulton, Township of (Lancaster) Ascertainment	Lancaster County Ascertainment	PA Ascertainment
Unorganized (placeholder) Ascertainment	Washington County (MD) Ascertainment	MD Ascertainment	Union, Township of (Fulton) Ascertainment	Fulton County Ascertainment	PA Ascertainment
Unorganized (placeholder) Ascertainment	Washington County (MD) Ascertainment	MD Ascertainment	Antrim, Township of Ascertainment	Franklin County Ascertainment	PA Ascertainment
Unorganized (placeholder) Ascertainment	Washington County (MD) Ascertainment	MD Ascertainment	Warren, Township of (Franklin) Ascertainment	Franklin County Ascertainment	PA Ascertainment
Unorganized (placeholder) Ascertainment	Washington County (MD) Ascertainment	MD Ascertainment	Bethel, Township of (Fulton) Ascertainment	Fulton County Ascertainment	PA Ascertainment
Unorganized (placeholder) Ascertainment	Washington County (MD) Ascertainment	MD Ascertainment	Washington, Township of (Franklin) Ascertainment	Franklin County Ascertainment	PA Ascertainment
Unorganized (placeholder) Ascertainment	Washington County (MD) Ascertainment	MD Ascertainment	Thompson, Township of (Fulton) Ascertainment	Fulton County Ascertainment	PA Ascertainment
Unorganized (placeholder) Ascertainment	Washington County (MD) Ascertainment	MD Ascertainment	Montgomery, Township of (Franklin) Ascertainment	Franklin County Ascertainment	PA Ascertainment

Current Government

Municipality	County	State
Carroll Valley, Borough of	Adams County	PA
Cumberland, Township of (Adams)	Adams County	PA
Freedom, Township of (Adams)	Adams County	PA
Germany, Township of	Adams County	PA
Liberty, Township of (Adams)	Adams County	PA
Mount Joy, Township of (Adams)	Adams County	PA
Union, Township of (Adams)	Adams County	PA
Cumberland Valley, Township of	Bedford County	PA
Londonderry, Township of (Bedford)	Bedford County	PA
Mann, Township of	Bedford County	PA
Southampton, Township of (Bedford)	Bedford County	PA
East Nottingham, Township of	Chester County	PA
Elk, Township of (Chester)	Chester County	PA
Franklin, Township of (Chester)	Chester County	PA
London Britain, Township of	Chester County	PA
West Nottingham, Township of	Chester County	PA
Henry Clay, Township of	Fayette County	PA
Antrim, Township of	Franklin County	PA
Montgomery, Township of (Franklin)	Franklin County	PA
Warren, Township of (Franklin)	Franklin County	PA
Washington, Township of (Franklin)	Franklin County	PA
Bethel, Township of (Fulton)	Fulton County	PA
Thompson, Township of (Fulton)	Fulton County	PA
Union, Township of (Fulton)	Fulton County	PA
Fulton, Township of (Lancaster)	Lancaster County	PA
Little Britain, Township of	Lancaster County	PA
Addison, Township of	Somerset County	PA
Elk Lick, Township of	Somerset County	PA
Greenville, Township of	Somerset County	PA
Southampton, Township of (Somerset)	Somerset County	PA
Wellersburg, Borough of	Somerset County	PA
Codorus, Township of	York County	PA
Delta, Borough of	York County	PA
Fawn Grove, Borough of	York County	PA
Fawn, Township of (York)	York County	PA
Hopewell, Township of (York)	York County	PA
Manheim, Township of (York)	York County	PA
New Freedom, Borough of	York County	PA
Peach Bottom, Township of	York County	PA
Shrewsbury, Township of (York)	York County	PA
West Manheim, Township of	York County	PA

Law

Detail	Citation	Relationship
View	Act of May 4, 1889 (Pa. Laws 81, No. 77), § 2	indirect