Troy is a city located in Doniphan County Kansas. It is also the county seat of Doniphan County. With a 2020 population of 942, it is the 201st largest city in Kansas and the 10557th largest city in the United States . Troy is currently declining at a rate of -0.95% annually and its population has decreased by -6.73% since the most recent census, which recorded a population of 1,010 in 2010. Troy reached it's highest population of 1,012 in 2010. Spanning over 1 miles, Troy has a population density of 966 people per square mile.
The average household income in Troy is $57,405 with a poverty rate of 14.38%. The median rental costs in recent years comes to $660 per month, and the median house value is $96,300. The median age in Troy is 40.7 years, 29.8 years for males, and 47.2 years for females.