Massachusetts Route 57
Route 57 highlighted in red | ||||
| Route information | ||||
| Maintained by MassDOT | ||||
| Length | 45.42 mi (73.10 km) | |||
| Existed | by 1930–present | |||
| Major junctions | ||||
| West end | Route 23 / Route 183 in Monterey | |||
| Route 8 in Sandisfield US 202 / Route 10 in Southwick | ||||
| East end | US 5 in Agawam | |||
| Location | ||||
| Country | United States | |||
| State | Massachusetts | |||
| Counties | Berkshire, Hampden | |||
| Highway system | ||||
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Route 57 is a 45.42-mile-long (73.10 km) east–west Massachusetts state route that runs from Monterey to Agawam. The eastern 5.0 miles (8.1 km) in Agawam is a freeway that runs from Route 187 to the route's eastern terminus at U.S. Route 5.