Swan Valley is a city in Bonneville County, Idaho, United States. It is part of the Idaho Falls, Idaho Metropolitan Statistical Area. The population was 204 at the 2010 census. Geography Swan Valley is located at (43.453741, -111.351090). According to the United States Census Bureau, the city has a total area of , of which, is land and is water. Climate According to the Köppen Climate Classification system, Swan Valley has a warm-summer humid continental climate, abbreviated "Dfb" on climate maps. The hottest temperature recorded in Swan Valley, was on September 4, 2022, while the coldest temperature recorded was on January 19, 1963 and December 22, 1990. Demographics 2010 census As of the census of 2010, there were 204 people, 92 households, and 66 families living in the city. The population density was . There were 135 housing units at an average density of . The racial makeup of the city was 96.6% White, 1.0% Native American, 0.5% Asian, 1.5% from other races, and 0.5% from two or more races. Hispanic or Latino of any race were 1.5% of the population. There were 92 households, of which 20.7% had children under the age of 18 living with them, 65.2% were married couples living together, 3.3% had a female householder with no husband present, 3.3% had a male householder with no wife present, and 28.3% were non-families. 26.1% of all households were made up of individuals, and 14.2% had someone living alone who was 65 years of age or older. The average household size was 2.22 and the average family size was 2.67. The median age in the city was 47.8 years. 18.1% of residents were under the age of 18; 4.4% were between the ages of 18 and 24; 21.5% were from 25 to 44; 35.3% were from 45 to 64; and 20.6% were 65 years of age or older. The gender makeup of the city was 50.0% male and 50.0% female. 2000 census As of the census of 2000, there were 213 people, 79 households, and 57 families living in the city. The population density was 20.7 people per square mile (8.0/km). There were 117 housing units at an average density of 11.4 per square mile (4.4/km). The racial makeup of the city was 91.08% White, 0.47% Native American, 0.47% Asian, 1.41% from other races, and 6.57% from two or more races. Hispanic or Latino of any race were