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Niagara County

US county in New York State
Niagara County is in the U.S. state of New York. As of the 2020 census, the population was 212,666. The county seat is Lockport. The county name is from the Iroquois word Onguiaahra; meaning the strait or thunder of waters. Wikipedia
Congressional districts: 24th, 26th
Founded: March 11, 1808
Largest city: Niagara Falls
Seat: Lockport