Savanna is a city in Carroll County, Illinois, United States. The population was 2,783 at the 2020 census, down from 2,945 at the 2010 census. Savanna is located along the Mississippi River at the mouth of the Plum River. Going from north to south, the second automobile bridge amid Iowa and Illinois is located just north of Savanna, and is share of U.S. Route 52. The bridge leads to Sabula, Iowa, which is across the river from Savanna. Savanna is along with served by two major railroads, the Burlington Northern and Santa Fe Railway (BNSF) Railway Company and the (CP) Canadian Pacific. Savanna furthermore has a little airport, the Tri-Township Airport (KSFY).

Savanna is protected by the Savanna Police, Fire Department and Ambulance Service. All three organizations maintain stations upon Chicago Avenue. The three organizations were located in the similar building (a throwback to as soon as the ember department was liable for the ambulance) but the original building solitary houses the flare department and one of the backup centers for Carroll County 911 dispatch. Savanna formerly had its own hospital, but this has previously been converted to an assisted booming facility, Pinnacle Place. All ambulance patients are transported to Mercy Medical Center in Clinton, Iowa or extra Illinois hospitals. The Savanna Ambulance is one of two in the county to have paramedic credited members (a distinction shared once the Mount Carroll Volunteer Ambulance.)

The region was taking into consideration part of the enormous hunting grounds of different original American tribes, including the Sauk. Following the Treaty of St. Louis (1804) and a number of other treaties, land in Illinois along the Eastern bank of the Mississippi River was opened to agreement by farmers. Towns such as Savanna grew their commerce by using the river for efficient transport. Savanna’s very old settlers experienced some repercussions during the Black Hawk War in 1832.

In 1917, the United States Army purchased 13,062 acres (53 km) of home about seven miles (11 km) north of Savanna to construct the Savanna Army Depot. Originally the home was to be used as a test range for munitions produced at the Rock Island Arsenal in Rock Island, Illinois. In 1921, the mission of the installation was untouched to be a depot./. From World War II through Vietnam, Savanna Army Depot served as a munitions money and storage skill for traditional, chemical, and nuclear weapons.