Great River Road, 2016


December 15, 2017

Last modified: January 19, 2018

Jacob Gregg and an unknown Mr. Moore were the first Americans to settle what would become Troy in 1803. The city of Troy was laid out and platted by James Riggin and David Hendershott in 1819, with Riggin giving the town its name.1 Troy was officially incorporated on February 18, 1857.2 By 1880, Troy had a population of 648 people.3 As of the 2010 census, the city of Troy has a population of 9,888.4

Troy in 2017
From the Maps & Plats GIS Division of the Madison County Chief County Assessment Office

To access the city of Troy’s website, follow this link.

Endnotes   [ + ]

1. W. T. Norton, ed., Centennial History of Madison County, Illinois, and Its People, 1812 to 1912. (Chicago: The Lewis Publishing Company, 1912), 556 – 557.
2. Flagg, James S., editor, Our 150 Years, 1812-1962. (Edwardsville: East 10 Publishing, 1962.), 61.
3. Statistics of the Population of the United States at the Tenth Census (Washington: Government Printing Office, 1883), 139.
4. Illinois: 2010, Summary Population and Housing Characteristics, 2010 Census of Population and Housing (Washington: Bureau of the Census, 2012), 152.
Cite this article: Nichol Allen and Ben Ostermeier, "Troy," Madison Historical: The Online Encyclopedia and Digital Archive for Madison County, Illinois, last modified January 19, 2018,
We are always committed to accuracy in our articles and archive items. If you notice a mistake or have a suggestion, please contact us.