Jolley is a city in Calhoun County, Iowa, United States. The population was 28 at the time of the 2020 census. History Jolley was platted in 1883. The town was incorporated in 1895. Geography Jolley is located at (42.479239, -94.718127). According to the United States Census Bureau, the city has a total area of , all land. Jolley lies at the southwestern margin (rim) of Manson crater, an impact structure buried by glacial till and outwash. Demographics 2010 census As of the census of 2010, there were 41 people, 21 households, and 12 families living in the city. The population density was . There were 33 housing units at an average density of . The racial makeup of the city was 100.0% White. Hispanic or Latino of any race were 4.9% of the population. There were 21 households, of which 19.0% had children under the age of 18 living with them, 42.9% were married couples living together, 4.8% had a female householder with no husband present, 9.5% had a male householder with no wife present, and 42.9% were non-families. 42.9% of all households were made up of individuals, and 9.6% had someone living alone who was 65 years of age or older. The average household size was 1.95 and the average family size was 2.58. The median age in the city was 49.6 years. 14.6% of residents were under the age of 18; 7.3% were between the ages of 18 and 24; 14.6% were from 25 to 44; 51.2% were from 45 to 64; and 12.2% were 65 years of age or older. The gender makeup of the city was 61.0% male and 39.0% female. 2000 census As of the census of 2000, there were 54 people, 28 households, and 12 families living in the city. The population density was . There were 39 housing units at an average density of . The racial makeup of the city was 100.00% White. Hispanic or Latino of any race were 1.85% of the population. There were 28 households, out of which 21.4% had children under the age of 18 living with them, 35.7% were married couples living together, 10.7% had a female householder with no husband present, and 53.6% were non-families. 50.0% of all households were made up of individuals, and 25.0% had someone living alone who was 65 years of age or older. The average household size was 1.93 and the