New Cowper (pronounced and occasionally written New Cooper) is a small hamlet in the civil parish of Holme St. Cuthbert in Cumbria, United Kingdom.

[2] There is evidence of human activity in the vicinity of New Cowper dating back to the neolithic period, as a polished stone axe and worked flint were discovered there.

[7] In 2013, Allerdale Borough Council granted planning permission to convert a barn into two new dwellings at New Cowper.

Trains from Aspatria run north to Carlisle and south to Barrow-in-Furness, and occasionally Lancaster, along the Cumbrian Coast Line.

[9] Three-and-a-half miles to the west, past the hamlet of Edderside, is the B5300 coast road, where a bus service runs every two hours between Maryport and Silloth.

It is also less than two-and-a-half miles as the crow flies from the Salta Moss Site of Special Scientific Interest.

New Cowper has an oceanic climate, Köppen classification Cfb, like the rest of the Solway Plain and indeed the county of Cumbria.