The MDI Biological Laboratory is located at 159 Old Bar Harbor Road, in the village of Salisbury Cove, on the north shore of Mount Desert Island, Maine.
Driving south on Route 3 toward Bar Harbor, turn left onto Old Bar Harbor Road 4 miles after you drive onto the Island. Coming from downtown Bar Harbor, turn right onto Old Bar Harbor Road 6 miles outside town.
Major rental car companies provide service at both airports.
At Your Service Taxi and other taxi services can provide transportation between the airports and the Laboratory.
Bar Harbor Shuttle provides bus service between Bar Harbor and Bangor.
Free local transportation on the Island Explorer Bus System is available from late June to Columbus Day.