Buffalo is the second-largest city in the U.S. state of New York and the largest city in Western New York. As of 2019’s census estimates, the city proper population was 255,284. The city is the county seat of Erie County and serves as a major gateway for commerce and travel across the Canadian border, forming part of the bi-national Buffalo Niagara Region and Buffalo–Niagara Falls metropolitan area. As of 2018, the Buffalo-Niagara Falls metropolitan area had a population of 1,130,152; the combined statistical area, which adds Cattaraugus County, had a population of 1,215,826. The municipal flag of Buffalo is the official banner of the city of Buffalo, New York. The navy blue flag contains a large central emblem consisting of the city seal with 13 “electric flashes” (depicted as lightning bolts) and interspaced 5-pointed white stars emanating from it. Full HD.