The adults you live with are part of your economic unit if they contribute to and share in the income and expenses of the household. An adult is any person 18 years of age or older, or an emancipated minor (a person under age 18 who is legally considered to be an adult).
Buffalo, New York. Buffalo (/ËbÊfÉloÊ/) is a city in western New York state and the county seat of Erie County, on the eastern shores of Lake Erie at the head of the Niagara River. As of 2014, Buffalo is New York state's 2nd-most populous city after New York City, with 258,703 residents.
Buffalo, NY Population and Races. As of 2010-2014, the total population of Buffalo is 259,959, which is 11.17% less than it was in 2000. The population growth rate is much lower than the state average rate of 3.26% and is much lower than the national average rate of 11.61%. The Buffalo population density is 4,952.19 people per square mile, which is much higher than the state average density of 359.17 people per square mile and is much higher than the national average density of 82.73 people per square mile.