Mechanicsville is a neighbourhood in Kitchissippi Ward in central Ottawa, Ontario, Canada. It is located to the west of downtown and bordered by the Ottawa River to the north, the O-Train Trillium Line to the east, Scott Street to the south, and Parkdale Avenue to the west. East of Mechanicsville is LeBreton Flats, Tunney's Pasture is directly west, and Hintonburg is to the south. The total population of the neighbourhood as of the 2011 Census was 2,205.