 State Route 172 | ||||
|---|---|---|---|---|
 | ||||
| Route information | ||||
| Maintained by VDOT | ||||
| Length | 4.85 mi[1] (7.81 km) | |||
| Existed | 1933–present | |||
| Major junctions | ||||
| South end |  SR 134 in Hampton | |||
 SR 171 in Poquoson | ||||
| North end | Poquoson Avenue in Poquoson | |||
| Location | ||||
| Country | United States | |||
| State | Virginia | |||
| Counties | City of Hampton, City of Poquoson | |||
| Highway system | ||||
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State Route 172 (SR 172) is a primary state highway in the U.S. state of Virginia. The state highway runs 4.85 miles (7.81 km) from SR 134 in Hampton north to Poquoson Avenue in Poquoson. SR 172 is the main north–south highway through Poquoson and the primary access road to Langley Air Force Base and NASA's Langley Research Center.