The Houlton Historic District is located in Houlton, Maine, and is recognized for its well-preserved architecture and historical significance. Established in the mid-19th century, the district features a variety of buildings that showcase different architectural styles, including Greek Revival, Italianate, and Victorian designs. Designated as a historic district, it encompasses several blocks and highlights the town's development during a period of economic growth. The district is home to notable structures such as the Houlton Town Hall and the Houlton Public Library, which reflect the community's rich heritage and commitment to preserving its history.