Grantville is a city located in Jefferson County Kansas. Grantville has a 2020 population of 201. Grantville is currently declining at a rate of 0.00% annually and its population has increased by 11.67% since the most recent census, which recorded a population of 180 in 2010. Grantville reached it's highest population of 321 in 2011.
The average household income in Grantville is $63,263 with a poverty rate of 7.46%. The median rental costs in recent years comes to - per month, and the median house value is $84,700. The median age in Grantville is 36.9 years, 42.6 years for males, and 36.3 years for females.