The Sixteenth Street Historic District is a 1.25-mile (2.01 km) linear historic district in Washington, D.C., that includes all structures along 16th Street NW between H Street and Florida Avenue. The district's southern boundary is bordered by Lafayette Square, just north of the White House, and Meridian Hill Park on its northern boundary. It includes an eclectic mix of architectural styles on one of the city's most historic and important numbered streets including single and multi-family residential buildings, embassies, hotels, churches, and office buildings. Most of the district's oldest structures are religious and residential buildings, while many of the commercial buildings were built in the early to mid-20th century. The stretch of 16th Street between Scott Circle and Florida Avenu