Isaac Platt Home

Historical marker location:
162 Quarry Road, Plattsburgh, New York
( Marker is on Quarry Road, 0.2 miles south of New York State Route 374.)
Marker installed: 1981

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The first African-American woman to earn a medical degree in the United States, Dr. Rebecca Lee Crumpler, studied at the New England Female Medical College in Boston, but she completed her clinical studies at the New York Infirmary for Women and Children in Manhattan in 1864.
Clinton County, NY, located in northeastern New York State, has a rich and diverse history that dates back thousands of years. The region was initially inhabited by Indigenous peoples, primarily the Mohawk and Abenaki tribes, who relied on the abundant natural resources for sustenance and trade. In the 17th century, European explorers, such as Samuel de Champlain, began to arrive in the area, establishing fur trading posts and initiating contact with the native population.

European colonization came in the early 19th century when settlers began to establish permanent communities. In 1785, Clinton County was officially formed and named after George Clinton, the first Governor of New York State, and later Vice President of the United States. The county's strategic location along Lake Champlain and proximity to Canada made it an important transportation hub in the region.

During the 19th century, Clinton County played a significant role in the development of the nation's transportation network. The construction of the Erie Canal in the early 1820s provided a vital waterway connection for trade between the Great Lakes and the Atlantic Ocean. In addition to water transportation, the region became a hub for rail travel with the completion of the Champlain and St. Lawrence Railroad in 1851, further contributing to the county's economic growth.

In the 20th century, Clinton County experienced various economic transformations. The Plattsburgh Air Force Base, established in 1954, brought substantial military and civilian employment opportunities to the area and stimulated economic growth. The base played a crucial role during the Cold War and continued operations until its closure in 1995. Today, Clinton County remains an essential economic center, with a diverse range of industries including agriculture, manufacturing, and tourism, thanks to its natural beauty and historical significance.

This timeline provides a condensed summary of the historical journey of Clinton County, New York.

  • 17th century - The region is inhabited by Native American tribes, including the Iroquois Confederacy.
  • 1609 - French explorer Samuel de Champlain is believed to be the first European to visit the area.
  • 1763 - The Treaty of Paris ends the French and Indian War, and the region becomes part of British North America.
  • 1775-1783 - Clinton County is part of the American Revolutionary War, with British forces occupying the area.
  • 1788 - Clinton County is established as part of the state of New York.
  • 1802 - Plattsburgh becomes the county seat.
  • 1812 - The Battle of Plattsburgh takes place during the War of 1812, with American forces successfully defending against a British invasion.
  • 1824 - Clinton County's borders are adjusted, reducing its size.
  • 1889 - The canals era ends with the completion of the Champlain Canal, which connects Lake Champlain to the Hudson River.
  • 1909 - Construction of the Plattsburgh Air Force Base begins; it becomes a key military installation and economic driver for the region.
  • 1995 - The Plattsburgh Air Force Base is closed, leading to a transition towards a more diversified economy.
  • Present - Clinton County is known for its natural beauty, outdoor recreation opportunities, and its economic sectors including agriculture, tourism, and manufacturing.