Early-attested site in the Parish of Middleton
- Grunstan Wath 1334 ForP
- vadum de Grindstone wath 1619 NRS
'Ford made of ground-stones' v. vað . The first element is OE grund -stān , glossing Latin cementa , i.e. petre which is well evidenced and survives in NEDial ground-stone 'foundation stone.'