Rock Island is the county seat of Rock Island County, Illinois, United States. The population was 39,684 at the 2010 census. Located on the Mississippi River, it is one of the Quad Cities, along with neighboring Moline, East Moline, and the Iowa cities of Davenport and Bettendorf. The Quad Cities has a population estimate of 381,342. The city is home to Rock Island Arsenal, the largest government-owned weapons manufacturing arsenal in the US, which employs 6,000 people. The original Rock Island, from which the city gets its name, is the largest island in the Mississippi River. It is now called Arsenal Island. As of the census of 2010, there were 39,684 people, 16,929 households, and 9,543 families residing in the city. The population density was 2,492.0 people per square mile (962.4/km²). There were 17,542 housing units at an average density of 1,101.6 per square mile (425.4/km²). The racial makeup of the city was 77.50% White, 18.2% African American, 0% Native American, 1.5% Asian, 0% Pacific Islander, 2.41% from other races, and 2.19% from two or more races. Hispanic or Latino of any race were 8.8% of the population.
Rock Island is served by the Rock Island/Milan School District. There are also several private schools allied with religious denominations.
Points of interest:
- Alleman High School (Catholic)
- Rock Island High School
Rock Island, Illinois is the site of the Quad City Hindu Temple, a Hindu shrine dedicated chiefly to the deity Venkateswara. The temple opened in 2007. Prior to its construction, Hindu worshippers had to travel to St. Louis or Peoria
to participate in Hindu festivals and worship.
- Augustana College (Illinois)
- Black Hawk State Historic Site
- Jumer's Casino & Hotel
- Broadway Historic District
- Chippiannock Cemetery
- Hauberg Civic Center
- Longview Park Conservatory and Gardens
- Quad City Botanical Center
- Rock Island Public Library
- Rock Island Arsenal is a National Historic Landmark