The Football Conference Youth Alliance encounter ended all-square as the bottom-of-the-table Pilgrims held unbeaten Ilkeston.
Melville's 25th minute strike was equalised by Dereece Gardner seven minutes after half-time.
Boston (3-5-2): Sam Vince; Niall Delahoy, Charlie Melville, Todd Devlin; Leon Squire, Aaron Eyett, Jordan Sowerby, Lewis McKue, George Stainfield; Jordan Nuttell, Juris Kormis (Karolis Andriulionis 60).