Editing Tioga County, New York (section)

==History==
{{For|the history of Tioga County prior to 1789|Montgomery County, New York}}

In 1789, as the number of residents increased in the region, Montgomery County was reduced in size by the founding of [[Ontario County, New York|Ontario County]] from some of its territory. The area taken from Montgomery County at that time was much larger than the present Ontario County, also including present-day [[Allegany County, New York|Allegany]], [[Cattaraugus County, New York|Cattaraugus]], [[Chautauqua County, New York|Chautauqua]], [[Erie County, New York|Erie]], [[Genesee County, New York|Genesee]], [[Livingston County, New York|Livingston]], [[Monroe County, New York|Monroe]], [[Niagara County, New York|Niagara]], [[Orleans County, New York|Orleans]], [[Steuben County, New York|Steuben]], [[Wyoming County, New York|Wyoming]], [[Yates County, New York|Yates]], and part of [[Schuyler County, New York|Schuyler]] and [[Wayne County, New York|Wayne]] counties.

In 1791, Tioga County was founded by another division of territory from Montgomery County. At the time of its foundation, Tioga County included present-day [[Broome County, New York|Broome]] and [[Chemung County, New York|Chemung]] counties and parts of [[Chenango County, New York|Chenango]] and [[Schuyler County, New York|Schuyler]] counties.

Tioga County was reduced in size in 1798 by the splitting-off of [[Chemung County, New York|Chemung County]] (which also included part of the present [[Schuyler County, New York|Schuyler County]] and by the combination of a portion with a portion of [[Herkimer County, New York|Herkimer County]] to create [[Chenango County, New York|Chenango County]]. In 1806, it was further reduced by the splitting-off of [[Broome County, New York|Broome County]].