Lantzville is a coastal community on the east side of Vancouver Island, British Columbia, Canada, along the western shore of the Strait of Georgia and immediately north of Nanaimo.

It covers an area of 27.08 square kilometres (10.46 sq mi) 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).

Lantz was born in Chester Basin, Nova Scotia, in 1868, but soon left to make his fortune in Western Canada.

Lantzville is a tourist destination with a number of well-located bed and breakfast operations.