Eldridge is a city in Scott County, Iowa, United States. The population was 6,726 in the 2020 Census; Eldridge is a rural community and part of the Quad Cities metropolitan area.

Scott County is a county located in the U.S. state of Iowa. As of the 2020 census, the population was 174,669, and was estimated to be 175,259 in 2025, making it the third-most populous county in Iowa