thumb|Spencer Municipal Building 2010 census As of the census of 2010, there were 753 people, 283 households, and 203 families living in the village. The population density was . There were 306 housing units at an average density of . The racial makeup of the village was 97.5% White, 0.1% African American, 0.1% Native American, 0.3% Asian, 0.5% from other races, and 1.5% from two or more races. Hispanic or Latino of any race were 3.1% of the population.
thumb|Spencer Municipal Bui.lding 2010 census As of the census of 2010, there were 753 people, 283 households, and 203 families living in the village. The population density was . There were 306 housing units at an average density of . The racial makeup of the village was 97.5% White, 0.1% African American, 0.1% Native American, 0.3% Asian, 0.5% from other races, and 1.5% from two or more races. Hispanic or Latino of any race were 3.1% of the population