Ben Thorne (57) top scored as Hindhead scored 188-9 off 48 overs. Olly Simpson (3-26), Jake Wadey (2-36), Graham Nutting (1-37) and Sam Thomas (1-25) were the Harting wicket takers.
Opener Robert Norris (75 not out) then carried his bat as Harting scored 120-4 off 42 overs in reply.