Garnett is a city located in Anderson County Kansas. It is also the county seat of Anderson County. With a 2020 population of 3,211, it is the 85th largest city in Kansas and the 6047th largest city in the United States . Garnett is currently declining at a rate of -0.37% annually and its population has decreased by -5.97% since the most recent census, which recorded a population of 3,415 in 2010. Garnett reached it's highest population of 3,413 in 2010. Spanning over 3 miles, Garnett has a population density of 1,042 people per square mile.
The average household income in Garnett is $48,786 with a poverty rate of 18.26%. The median rental costs in recent years comes to $695 per month, and the median house value is $80,100. The median age in Garnett is 44.4 years, 41 years for males, and 48.5 years for females.