The Coatesville Historic District is located in Coatesville, Pennsylvania, and is recognized for its rich industrial history and architectural significance. Established in the late 19th century, the district features a variety of buildings that reflect the city's development during the steel industry boom, particularly related to the Pennsylvania Railroad and Lukens Steel Company. The district includes a mix of residential, commercial, and institutional structures, showcasing styles such as Victorian, Italianate, and Colonial Revival. It was listed on the National Register of Historic Places in 1984, highlighting its importance in preserving the cultural heritage of the region.