Northwest Highway | |
|---|---|
| Route information | |
| Maintained by TxDOT | |
| Length | 42.7 mi[1] (68.7 km) |
| Existed | 1936–present |
| Component highways |  SH 114 (SH 170 to Spur 348; a segment in Grapevine runs along SH 114 Bus L) Spur 348 (SH 114 to Loop 12) Loop 12 (Spur 348 to Spur 244) Spur 244 (Loop 12 to SH 78) |
| Major junctions | |
| West end |  SH 170 at Westlake-Trophy Club line |
 SH 121 in GrapevinePresident George Bush Turnpike in Irving  I-35E in DallasDallas North Tollway in Dallas  US 75 in Dallas I-635 at Dallas-Garland line I-30 in Mesquite | |
| East end | Belt Line Road in Mesquite |
| Location | |
| Country | United States |
| State | Texas |
| Counties | Denton, Tarrant, Dallas |
| Highway system | |
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.