Editing Niagara County, New York (section)

===Structure===
Niagara County is governed by a 15-member Legislature, with the Chairman of the Legislature as the de facto head of county government. The 2024 Legislature, consists of 12 members of the Republican-led Majority Caucus and three members of the Democratic-led Minority Caucus. The Legislature formerly consisted of 19 members, but was downsized to 15 seats effective January 1, 2012, based on the results of a public referendum.

A subordinate county manager reports to the County Legislature. Governing functions of the Legislature rely on a committee system. There are five standing committees and one long-term ad hoc committee: Administration; Community Services; Community Safety and Security; Economic Development; Public Works; and the ''ad hoc'' Refuse Disposal District Committee.

The dominant political party in the Niagara County Legislature is currently the Republican Party, which is ancestrally the dominant party in Niagara County.