The 136th Assembly District includes the towns of Brighton and Irondequoit and the Charlotte, and parts of the City of Rochester in the Charlotte, Maplewood, Northland-Lyceum, Group 14621, Browncroft, and North Winton Village neighorhoods. The district extends into Lake Ontario in the north, making up part of the international border with Canada.

For the 2024 elections and Assembly term beginning in January 2025, the district has been changed slightly from the 2022 elections and 2023-2024 Assembly term. For the current boundaries of the district, please visit the New York State Assembly website.