Blackborough is a hamlet in the civil parish of Kentisbeare and the Mid Devon district of Devon, England. The nearest town is Cullompton, which lies approximately 4.7 miles (7.6 km) south-west from the hamlet. It is home to Hayne Farm, the Old Smithy, and Blackborough House. There was an Early English style church (All Saints) in the parish which was built in 1838 by George Wyndham, 4th Earl of Egremont who also built Blackborough House.