The City of Troy is the county seat of Lincoln County, the second-fastest growing county in Missouri.

City of Troy, Missouri
2010 Population: 10,540
2020 Population: 12,671
Percent change: 20%

Lincoln County, Missouri
2010 Population: 52,566
2020 Population: 59,574
Percent change: 13%

For more information, visit the U.S. Census Bureau.