Boise is a neighborhood in the North and Northeast sections of Portland, Oregon. It is approximately bounded by Interstate 5 on the west, N Skidmore St. on the north, NE Rodney Ave. on the east, and N Kerby St. and NE Fremont St. on the south. The southern portion of N Mississippi Ave. forms the commercial core of the area. The neighborhood was named in honor of Reuben P.