65 or older. The median age was 38 years. For every 100 females, there were 101.7 males. For every 100 females age 18 and over, there were 99.0 males. The median household income was $38,636 and the median family income was $46,786. Males had a median income of $31,442 versus $20,129 for females. The per capita income for the village was $17,842. About 8.1% of families and 10.3% of the population were below the poverty line, including 16.5% of those under age 18 and 4.9% of those age 65 or over. 2010 Census According to the 2020 census, the population was 2,086. Of this, 2,077 (96.16%) were White, 35 (1.62%) were black or African American, 26 (1.20%) were two or more races, 13 (0.60%) were Asian, 7 (0.32) were American Indian or Alaska Native, 2 (0.09%) were some other race. 45 (2.08%) were Hispanic or Latino (of any race) Court House As the county seat of Henry County, Illinois, Cambridge hosts the county government. The Henry County Court House, designed by Thomas J. Tolan & Son, Architects, of Fort Wayne, Indiana (1875–1878), is the key architectural landmark of the village. The courthouse was listed on the National Register of Historic Places in 2004. Schools Cambridge has a single school district, School District #227, which includes a single elementary school, junior high (attached to the high school), and high school. The high school graduates around 50-60 students annually. Like many small towns, the cultural life of the community revolves around the arts and sports related to the school. The elementary school was selected as a 2006 Blue Ribbon School, part of the No Child Left Behind Act. It was one of only 18 selected in Illinois. Links to Bishop Hill Historically, Cambridge has been linked to nearby Bishop Hill, Illinois. Bishop Hill was founded in 1846 by a sect of Swedish immigrants led by their prophet, Erik Janson. For several years, local Americans and their Swedish neighbors traded and lived in peace. In 1850, Erik Janson was murdered by a former follower in the court house in Cambridge. The historic record reveals some tension between the Swedes in Bishop Hill and the residents of Cambridge. Additionally, the influx of Swedish immigrants attracted additional immigrants from Sweden to the Henry County area. As the population grew, they called for religious leadership from the Lutheran Church of Sweden, an official branch of the