There are over 9000 Grade I listed buildings in England. This page is a list of these buildings in the county of Cumbria, sub-divided by district.

Naworth Castle, also known or recorded in historical documents as "Naward", is a castle in Cumbria, England, near the town of Brampton. It is adjacent to the A69 road from Newcastle upon Tyne to Carlisle, about 2 miles (3.2 km) east of Brampton. It is on the opposite side of the River Irthing to, and just within sight of, Lanercost Priory. It was the seat of the Barons Dacre and is now that of their cognatic descendants, the Earls of Carlisle. It is a Grade I listed building.