List of Interstate Highways in Massachusetts
| Interstate Highways in Massachusetts | |
|---|---|
 
Highway marker for I-90 and I-495
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| System information | |
| Maintained by MassDOT | |
| Length: | 565.63 mi (910.29 km) |
| Formed: | August 14, 1957 |
| Highway names | |
| Interstates: | Interstate nn (I-nn) |
| System links | |
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The Interstate Highways in Massachusetts comprise five current primary Interstate Highways and eight auxiliary Interstates. In addition, two auxiliary Interstates were proposed and then cancelled.
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