Hanston is a city in Hodgeman County, Kansas, United States. The population was 259 at the 2000 census.
Hanston is located at 38°7′23″N 99°42′45″W / 38.12306°N 99.7125°W / 38.12306; -99.7125 (38.122954, -99.712525), along K-156 and the Kansas and Oklahoma Railroad. According to the United States Census Bureau, the city has a total area of 0.3 square miles (0.7 km²), all of it land.
As of the census of 2000, there were 259 people, 104 households, and 74 families residing in the city. The population density was 953.9 people per square mile (370.4/km²). There were 127 housing units at an average density of 467.7 per square mile (181.6/km²). The racial makeup of the city was 96.91% White, 0.39% African American, 1.54% Native American, and 1.16% from two or more races. Hispanic or Latino of any race were 3.47% of the population.