Crosthwaite and Lyth is a civil parish in the Westmorland and Furness district of Cumbria, England.

In the 2001 census the parish had a population of 562,[2] increasing at the 2011 census to 618.

[1] The village falls in the Lyth Valley electoral ward.

This ward stretches south to Morecambe Bay with a total population of 2,180.

This Cumbria location article is a stub.