Arbor Lodge is a neighborhood in the North section of Portland, Oregon. Interstate 5 forms the eastern boundary of the neighborhood. The south boundary is formed by Ainsworth Street, the west boundary is formed by a combination of Willamette Boulevard and Chataqua Boulevard, and the north boundary is formed by Lombard Street. The bordering neighborhoods are Piedmont to the east, Overlook to the south, University Park to the west, and Kenton to the north.