Location and coordinates are for the approximate centre of Grafton Underwood within this administrative area. Geographic features and populated places may cross administrative borders.
Gazetteer of the British Isles (Edinburgh: Bartholomew, 1887). John Bartholomew
Grafton Underwood, par., N. Northamptonshire, 4 miles NE. of Kettering, 2050 ac., pop. 273.