From Route 3 (North or South) or from I-495
Take Lowell Connector to Thorndike Street Exit (5B).
Continue straight through the intersection and then turn left onto Market Street (at the Haffner’s Gas Station).
Take the next left onto Worthen Street (one-way) to the gray house on right (#243).
Street parking is available on left side of Worthen Street.
Additionally, there is parking behind the museum on Dummer Street. To access, take the next 3 rights after the museum front door and enter from Market Street (metered lot); In the Lowell National Historical Park lot off Dutton Street, across the canal, 1 block East of the WHMA. (Must be validated by Lowell National Historic Park inside the Visitor's Center, accessed via the parking lot or Market Street.)
Walking from Lowell/Boston Commuter Rail (click below)