Coolidge is a city in Hamilton County, Kansas, United States. As of the 2010 census, the city population was 95.HistoryThe city of Coolidge was named after Thomas Jefferson Coolidge, the former president of the Atchison, Topeka and Santa Fe Railway.The first post office in Coolidge was established in July 1881.GeographyCoolidge is located at . According to the United States Census Bureau, the city has a total area of 0.46sqmi, all of it land.ClimateAccording to the Köppen Climate Classification system, Coolidge has a semi-arid climate, abbreviated "BSk" on climate maps.Demographics2010 censusAs of the census of 2010, there were 95 people, 43 households, and 26 families residing in the city. The population density was 206.5PD/sqmi. There were 49 housing units at an average density of 106.5/sqmi. The racial makeup of the city was 82.1% White and 17.9% from other races. Hispanic or Latino of any race were 33.7% of the population.There were 43 households of which 30.2% had children under the age of 18 living with them, 41.9% were married couples living together, 9.3% had a female householder with no husband present, 9.3% had a male householder with no wife present, and 39.5% were non-families. 32.6% of all households were made up of individuals and 18.6% had someone living alone who was 65 years of age or older. The average household size was 2.21 and the average family size was 2.88.