Marshalls Creek is an unincorporated community in Monroe County, Pennsylvania, United States. It is located on Business U.S. Route 209 at the southern terminus of Route 402 in Smithfield Township. It is named after the creek that flows southward through it into the Delaware River. Business 209 joins the 209 bypass just east of the village. A roundabout is located just south of the village where the Bypass and Seven Bridges Road meet. Although the village has its own box post office with the zip code of 18335, some residents are served by the East Stroudsburg PO with the zip code of 18301 or 18302.