List of state partition proposals in the United States

[1] It also includes a stipulation originally designed to give Eastern states that still had Western land claims, which included Virginia, North Carolina, and Georgia, a veto over whether their western counties could become states.

New breakaway states are permitted to join the Union only with the proper consents.

In 1790, after negotiating the common boundary between the two states and Vermont agreeing to pay New York $30,000, New York relinquished its land grant claim and consented to Vermont becoming part of the Union.

Vasan Kesavan and Michael Stokes Paulsen assert that "although Vermont was admitted into the Union with New York's consent, it is not at all clear that New York's consent was constitutionally necessary.

Land cessions made by several individual states to the federal government in the 18th and the 19th centuries also are not listed.

1855 J. H. Colton Company map of Virginia that predates the West Virginia partition by seven years.
2013 election results: counties in orange voted to separate from Colorado, while counties in blue rejected the idea.
Pierce County 's proposed "State of South Georgia"
Counties south of Macon
Counties level with Macon that extend significantly south
The counties that voted to form West Kansas
denotes the State of New Nevada
denotes the remaining State of Nevada
Proposed map of an independent Long Island and New York City