Pilsgate is a hamlet and former civil parish, now in the parish of Barnack, in the Peterborough district, in the ceremonial county of Cambridgeshire, England. Pilsgate is close to the county boundary and 3 miles (5 km) south-east of Stamford, Lincolnshire. In 1881 the parish had a population of 125.

Pilsgate was recorded in the Domesday Book as Pillesgate. From 1866 Pilsgate was a civil parish in its own right until it was abolished on 24 March 1887 and merged with Barnack.