Lantzville is a coastal community on the east side of Vancouver Island, British Columbia, Canada along the western shore of Strait of Georgia and immediately north of the City of Nanaimo, British Columbia.The District of Lantzville was incorporated on June 25, 2003.It covers an area of 27.87 square kilometres and has a population of 3,807. The district is almost completely residential, with some commercial buildings on Lantzville Road (formerly part of the Island Highway).o remember its history Lantzville annually celebrates Minetown Day (A community fair). According to Lantzville: The First Hundred Years, the first European settler in the area was an English Coal Miner named Emanuel Wiles, also known as Robert Emanuel or Bob.