West Conshohocken is a borough in Montgomery County, Pennsylvania, United States. Its sister community is Conshohocken, Pennsylvania, located across the Schuylkill River. Montgomery County's seat, Norristown, is located approximately two miles north of, and across the river from, West Conshohocken. According to the United States Census Bureau, the borough has a total area of 0.9 square miles (2.3 km2), of which, 1.0 square mile (2.6 km2) of it is land and 0.04 square miles (0.10 km2) of it (4.49%) is water. The borough contains most of the I-76/I-476/PA-23 interchange, which also takes up a large portion of the borough's land. This is a regionally important interchange, carrying large volumes of traffic to and from the northern and western Philadelphia suburbs.
West Conshohocken pupils are assigned to schools in the Upper Merion Area School District. Residents have access to the Conshohocken Free Library.