The City of Portsmouth provides free parking to Festival visitors on Peirce Island, located a short walk from Prescott Park. Peirce Island is located on Mechanic Street, off Marcy Street (which runs along Prescott Park). Follow the Free Festival Parking signs on Marcy Street and then turn onto Mechanic Street and cross the bridge onto Peirce Island. Please note there is no parking on Mechanic Street itself.
The city also offers the Municipal Parking Garage on Hanover Street. Parking in the garage is 75¢/hour and a five-minute walk to the Festival gates through the downtown area.