Keithsburg
City in Illinois
Keithsburg is a city in Mercer County, Illinois, United States, on the Mississippi River. The population was 550 at the 2020 census, down from 609 in 2010. It was named for Robert Keith, a pioneer settler. Wikipedia
ZIP code: 61442
Population: 546 (2022)
Area: 3.18 mi²
Elevation: 540′
Township: Keithsburg
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