List of Interstate Highways in Indiana
From Wikipedia, the free encyclopedia
Interstate Highways are owned and maintained by the Indiana Department of Transportation (INDOT) unless it is a toll road.
  Interstate Highway shields for Interstate 69 and Interstate 465 | |
 Interstate Highways highlighted in red | |
| Highway names | |
|---|---|
| Interstates | Interstate X (I-X) |
| US Highways | U.S. Route X (US X) |
| State | State Road X (SR X) |
| System links | |
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The system was authorized by the Federal-Aid Highway Act of 1956, which provided federal funds for construction of limited access highways. Indiana's initial set of seven Interstate Highways were announced in September 1957.[1]
Primary Interstates
| Number | Length (mi)[2] | Length (km) | Southern or western terminus | Northern or eastern terminus | Formed | Removed | Notes | |
|---|---|---|---|---|---|---|---|---|
 I-64 |
123.33 | 198.48 | I-64 at Illinois state line west of Griffin | I-64 at Kentucky state line at New Albany | 1956 | current | ||
 I-65 |
261.27 | 420.47 | I-65 at Kentucky state line at Jeffersonville | US 12/US 20 in Gary | 1956 | current | Formerly the longest Interstate in Indiana | |
 I-69 |
342 | 550 | US 41/Veterans Memorial Parkway in Evansville | I-69 at Michigan state line northwest of Fremont | 1956 | current | Longest Interstate in Indiana | |
 I-70 |
156.60 | 252.02 | I-70 at Illinois state line west of Terre Haute | I-70 at Ohio state line at Richmond | 1956 | current | ||
 I-74 |
171.54 | 276.07 | I-74 at Illinois state line west of Covington | I-74 at Ohio state line at West Harrison | 1960 | current | ||
 I-80 |
151.56 | 243.91 | I-80/I-94 at Illinois state line at Munster | I-80/I-90 at Ohio state line east of Angola | 1956 | current | Indiana Toll Road from I-80/I-90/I-94 split in NW Indiana to Ohio state line | |
 I-90 |
156.28 | 251.51 | I-90 at Illinois state line in Hammond | I-80/I-90 at Ohio state line east of Angola | 1956 | current | Indiana Toll Road | |
 I-94 |
46.13 | 74.24 | I-80/I-94 at Illinois state line in Munster | I-94 at Michigan state line northeast of Michigan City | 1956 | current | ||
Auxiliary Interstates
| Number | Length (mi) | Length (km) | Southern or western terminus | Northern or eastern terminus | Formed | Removed | Notes | |
|---|---|---|---|---|---|---|---|---|
 I-164 |
21.39[3] | 34.42 | US 41/Veterans Memorial Parkway in Evansville | I-64/I-69 northwest of Elberfeld | 1968 | 2014[4] | Redesignated as I-69 in 2014 | |
 I-165 |
— | — | I-70/I-65 "North Split" interchange in downtown Indianapolis | 38th Street in Indianapolis | 1978 | 1981 | Cancelled; instead, lanes were added on I-70 from the North Split to I-465 on the eastside, and on I-465 to the I-69 interchange on the northside. | |
 I-265 |
13.11[5] | 21.10 | I-64/US 150 in New Albany | I-265 at Kentucky state line | 1977 | current | Part of outer beltway around Louisville, Kentucky | |
 I-275 |
3.16[5] | 5.09 | I-275 at Kentucky state line (Ohio River) | I-275 at Ohio state line | 1962 | current | Part of a beltway around Cincinnati, Ohio | |
 I-294 |
15 | 24 | I-80/I-90/I-294/US 6/US 41 Toll at Illinois state line | I-80/I-90/I-94/Indiana Toll Road in Lake Station | 1958 | 1965 | Formerly routed along the entirety of the Borman Expressway (I-80/I-90 [now I-94]); only I-294 in Illinois remains | |
 I-465 |
52.79 | 84.96 | Beltway around Indianapolis | 1959 | current | Indianapolis beltway | ||
 I-469 |
30.83[5] | 49.62 | I-69 south of Fort Wayne | I-69 north of Fort Wayne | 1989 | current | Southern, eastern, and northern bypass around Fort Wayne | |
 I-865 |
4.72 | 7.60 | I-65 near Royalton | I-465 south of Zionsville | 2002 | current | Connector between I-465 and I-65 in northwest of Indianapolis; renumbered from I-465 to eliminate three-way intersection of I-465 | |
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