Shelby is a census-designated place and unincorporated community in Shelby County, Alabama, United States. Its population was 1,044 as of the 2010 census. The area is near Lay Lake and Waxahatchee Creek. Shelby Iron Park is located at the heart of the area. Two sites in Shelby, The Brick House and the Old Shelby Hotel, are listed on the Alabama Register of Landmarks and Heritage.