From I-290 Westbound: Exit 18, right on Lincoln St, right at Concord St at first Light, straight onto Salisbury at next light, left on Lancaster at second light, cross Highland at second light, 1-1/2 blocks on left
From I-290 Eastbound: Exit 17, left on Belmont St (Rte 9), becomes Highland St, left at fifth light from I-290 onto Lancaster St, 1-1/2 blocks on left

From Pleasant Street:

North on Chestnut Street, turns into Harvard Street, first building on left
From Salisbury Street: South on Lancaster Street, past Highland Street, 1-1/2 blocks on left