Kantvik is a village in Kirkkonummi municipality in Uusimaa, Finland.

It is located about 5 kilometres (3.1 mi) south of the municipal center towards Upinniemi.

Nearby services include a primary school[2] and a Sale grocery store.

[3] There is a bus connection from Kantvik to the center of Kirkkonummi, such as lines 172, 173 and 904.

[4] There is industry in Kantvik, such as the Suomen Sokeri sugar factory, and Mildola, which manufactures vegetable oil products.