Self-guided Sightseeing Tour #3 in New Haven, United States

Westville Village Historic District is a historic district representing most of the commercial center of the Westville neighborhood of New Haven, Connecticut. This center developed in the 19th century as an industrial mill village distinct from the city center, and retains many architectural features of that period. The district was listed on the National Register of Historic Places in 2003, and its boundaries were increased slightly in 2006.

Wikipedia: Westville Village Historic District (EN), Heritage Website

Fairlawn–Nettleton Historic District is a state-designated historic district in New Haven, Connecticut.

Wikipedia: Fairlawn–Nettleton Historic District (EN)

Edgewood Historic District is a historic district located in the west-central portion of New Haven, Connecticut. It was listed on the National Register of Historic Places in 1986. A predominantly residential area roughly bisected by Edgewood Avenue, a broad boulevard which features a large central esplanade and forms the principal east-west artery through the heart of the district. The area includes 232 contributing buildings, 4 other contributing structures, and 1 contributing object. Most of these were built between about 1888 and 1900, and represent the city's first neighborhood planned under the tenets of the City Beautiful movement. They are generally either Queen Anne or Colonial Revival in style, and are set on larger lots.

Wikipedia: Edgewood Park Historic District (EN), Heritage Website

The Beaver Hills Historic District is a 97-acre (39 ha) historic district in the Beaver Hills neighborhood of New Haven, Connecticut. It was listed on the National Register of Historic Places in 1986. In 1986, it included 235 contributing buildings.

Wikipedia: Beaver Hills Historic District (EN), Heritage Website

The Winchester Repeating Arms Company Historic District is a historic district in New Haven, Connecticut that was listed on the National Register of Historic Places in 1988. It includes 867 properties, which "include 858 major structures and 131 notable outbuildings." Of these structures, 876 are buildings deemed to contribute to the historical and/or architectural significance of the area, and most of these are residential. However the center of the district is "dominated" by the 75-acre (30 ha) tract of the former Winchester Repeating Arms Company, which contains industrial buildings.

Wikipedia: Winchester Repeating Arms Company Historic District (EN), Heritage Website