Northwest Highway is a major highway/road in the Dallas-Fort Worth Metroplex area of Texas. The highway was originally built as the route of State Highway 114 (SH 114) into Dallas. The road has been the site of major development for almost half a decade, especially in Dallas. The route is known as other names at various points. This includes Northwest Parkway (SH 114 from SH 170 to the Dallas county line) and Northwest Drive in Mesquite.