List of Interstate Highways in Massachusetts

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.

Interstate Highways in Massachusetts
Highway marker for I-90 and I-495
System information
Maintained by MassDOT
Length	565.63 mi[1] (910.29 km)
Formed	August 14, 1957[2]
Highway names
Interstates	Interstate nn (I-nn)
System links
Massachusetts State Highway System Interstate U.S. State

The longest Interstate Highway in Massachusetts is I-90 with 136 miles, followed by I-495 with 121 miles.

Primary Interstate Highways

Number	Length (mi)[3]	Length (km)	Southern or western terminus	Northern or eastern terminus	Formed	Removed	Notes
I‑84	8.15	13.12	I-84 at Holland	I-90 in Sturbridge	1958	1971	Replaced part of former Route 15 ; Replaced by I-86
I‑84	8.15	13.12	I-84 at Holland	I-90 in Sturbridge	1984	current	Replaced I-86
I‑86	8.15	13.12	I-84 at Holland	I-90 in Sturbridge	1971	1984	Replaced I-84; replaced by I-84
I‑90	135.72	218.42	I-90 at West Stockbridge	Route 1A in Boston	1958	current	Follows the Massachusetts Turnpike
I‑91	54.99	88.50	I-91 at Longmeadow	I-91 at Bernardston	1958	current
I‑93	47.07	75.75	I-95/US 1/Route 128 in Canton	I-93 at Methuen	1957	current
I‑95	91.95	147.98	I-95 at Attleboro	I-95 at Salisbury	1957	current
I‑95E	40.73	65.55	I-95E at Seekonk	—	1957	1959	Replaced by I-195
Former

Auxiliary Interstate Highways

Number	Length (mi)[4]	Length (km)	Southern or western terminus	Northern or eastern terminus	Formed	Removed	Notes
I‑190	19.26	31.00	I-290 in Worcester	Route 2 in Leominster	1983	current
I‑195	40.73	65.55	I-195 at Seekonk	I-495 at Wareham	1959	current	Replaced I-95E
I‑290	20.16	32.44	I-395/I-90 in Auburn	I-495 in Marlborough	1970	current
I‑291	5.44	8.75	I-91/US 20 in Springfield	I-90 in Chicopee	1972	current	Formerly the Springfield Expressway
I‑295	4.23	6.81	I-295 at North Attleborough	I-95 in Attleborough	1969	current
I‑391	4.46	7.18	I-91 in Chicopee	High Street in Holyoke	1970	current
I‑395	11.91	19.17	I-395 at Webster	I-290 in Auburn	1983	current
I‑495	121.56	195.63	Route 25 in Wareham	I-95 in Salisbury	1960	current
I-495 BS	2.88	4.63	US 3 in Chelmsford	Gorham Street in Lowell	1962	current	Unsigned; known as Lowell Connector; signs were posted at one time on local streets intersecting the Connector
I‑695	—	—	I-95 in Boston	I-93 in Charlestown	1957	1971	Cancelled;Unbuilt
I‑895	—	—	I-895 at Swansea	I-95 and I-295 in Attleboro	1968	1982	Cancelled;Unbuilt
Former

See also

•  U.S. Roads portal
•  United States portal

References

1. Adderly, Kevin (January 15, 2014). "Table 3: Interstate Routes in Each of the 50 States, District of Columbia, and Puerto Rico". Route Log and Finder List. Federal Highway Administration. Retrieved May 20, 2014.
2. Public Roads Administration (August 14, 1957). Official Route Numbering for the National System of Interstate and Defense Highways as Adopted by the American Association of State Highway Officials August 14, 1957 (Map). Scale not given. Washington, DC: Public Roads Administration. Retrieved November 22, 2010 – via Wikimedia Commons.
3. Adderly, Kevin (January 15, 2014). "Table 1: Main Routes of the Dwight D. Eisenhower National System of Interstate and Defense Highways as of December 31, 2013". Route Log and Finder List. Federal Highway Administration. Retrieved May 20, 2014.
4. Adderly, Kevin (October 31, 2002). "Table 2: Auxiliary Routes of the Dwight D. Eisenhower National System of Interstate and Defense Highways as of December 31, 2013". Route Log and Finder List. Federal Highway Administration. Retrieved May 20, 2014.

External links