Delaware Avenue Historic District is a national historic district located at Buffalo, New York, United States, and Erie County. It is located along the west side of Delaware Avenue between North Street to the South and Bryant Street to the North.

The Millionaires' Mile, Millionaires' Row, Billionaires Row, Golden Mile or Alpha Street are the exclusive residential neighborhoods of various cities, often along one scenic strip such as a riverside or hilltop drive, or a wide city boulevard.