Liskeard is an ancient stannary and market town in south-east Cornwall, England, United Kingdom. It is situated approximately 20 miles west …Liskeard is an ancient stannary and market town in south-east Cornwall, England, United Kingdom. It is situated approximately 20 miles west of Plymouth, 14 miles west of the Devon border, and 12 miles east of Bodmin. The Bodmin Moor lies to the north-west of the town.