Alabama's 5th congressional district is a U.S. congressional district in Alabama, which elects a representative to the United States House of Representatives. It encompasses the counties of Lauderdale, Limestone, Madison, Morgan and most of Jackson. It is currently represented by Republican Dale Strong, a former Madison County Commissioner. Strong was first elected in 2022 following the retirement of Republican incumbent Mo Brooks.

Lauderdale County is a county located in the northwestern corner of the U.S. state of Alabama. At the 2020 census the population was 93,564. Its county seat is Florence. Its name is in honor of Colonel James Lauderdale, of Tennessee. Lauderdale is part of the Florence-Muscle Shoals, AL Metropolitan Statistical Area, also known as "The Shoals".