List of U.S. Highways in Indiana
{{short description|None}}
{{Use mdy dates|date=January 2025}}
{{infobox state highway system
|shields= File:US 6.svg File:US 41.svg File:US 231.svg
|caption=Standard US Highway shields
|statehwy=State Road X (SR X)
|interstate=Interstate X (I-X)
|us=U.S. Route X (US X)
|notes=Indiana Routes are generally state-maintained.
|links=IN
}}
The U.S. Highways in Indiana are those sections of United States Numbered Highways owned and maintained by the Indiana Department of Transportation (INDOT).
__TOC__
{{Clear}}
List
{{routelist top|length_ref={{INDOT ref|title=RPB-2016|access-date=January 24, 2018}}}}
{{routelist row
|state=IN
|type=US
|route=6
|length_mi=149.490
|terminus_a=I-80/I-94/US 6 at Hammond
|established=1931-06-08
|established_ref={{cite web |url=https://www.fhwa.dot.gov/infrastructure/us6.cfm |title= U.S. 6 and The Grand Army of the Republic Highway |last= Weingroff |first=Richard F. |work= Highway History |publisher=Federal Highway Administration |access-date=August 10, 2011 |date=April 7, 2011}}
|notes=Grand Army of the Republic Highway
}}
{{routelist row
|state=IN
|type=US
|route=12
|length_mi= 46.258
|terminus_a=US 12/US 20/US 41 at Whiting
|terminus_b=US 12 at Michiana Shores
|established=1926-11-11
}}
{{routelist row
|state=IN
|type=US
|route=20
|length_mi= 155.734
|terminus_a=US 12/US 20/US 41 at Whiting
|established=1926-11-11
|established_ref={{cite map |author1= Bureau of Public Roads |author2= American Association of State Highway Officials |date= November 11, 1926 |title= United States System of Highways Adopted for Uniform Marking by the American Association of State Highway Officials |url= https://commons.wikimedia.org/wiki/File:United_States_System_of_Highways_Adopted_for_Uniform_Marking_by_the_American_Association_of_State_Highway_Officials.jpg |scale= 1:7,000,000 |location= Washington, DC |publisher= United States Geological Survey |oclc= 32889555 |access-date= November 7, 2013 |via= Wikimedia Commons |name-list-style= amp}}
|notes=none
}}
{{routelist row
|state=IN
|type=US
|route=24
|length_mi= 166.846
|terminus_a=US 24/US 52 near Kentland
|terminus_b=US 24 near Fort Wayne
|established=1926-11-11
|notes=none
}}
{{routelist row
|state=IN
|type=US
|route=27
|length_mi= 117.765
|terminus_a=US 27 near Liberty
|terminus_b=I-69/US 24/US 30 at SR 3 in Fort Wayne
|established=1926-11-11
|notes=Previously extended northward into Michigan
}}
{{routelist row
|state=IN
|type=US
|route=30
|length_mi= 156.217
|terminus_b=US 30 near Fort Wayne
|established=1926-11-11
|notes=Lincoln Highway
}}
{{routelist row
|state=IN
|type=US
|route=31
|length_mi= 266.02
|terminus_a=US 31 at Clarksville
|terminus_b=US 31 near South Bend
|established=1926-11-11
|notes=none
}}
{{routelist row
|state=IN
|type=US
|route=31E
|length_mi=
|terminus_a=US 31E at Clarksville
|terminus_b=US 31 in Sellersburg
|established=1937
|decommissioned=1980
|notes=Replaced by US 31 from Sellersburg to the Kentucky state line
}}
{{routelist row
|state=IN
|type=US
|route=31W
|length_mi=
|terminus_a=US 31W/US 150 at New Albany
|terminus_b=US 31 in Sellersburg
|established=1937
|decommissioned=1980
|notes=Replaced by SR 311
}}
{{routelist row
|state=IN
|type=US
|route=33
|length_mi= 106.217
|terminus_a=US 33 near Decatur
|established=1937
|notes=Previously extended into Michigan
}}
{{routelist row
|state=IN
|type=US
|route=35
|length_mi=206.716
|terminus_a=I-70/US 35 near Richmond
|terminus_b=US 20 in Michigan City
|established=1934
|notes=none
}}
{{routelist row
|state=IN
|type=US
|route=36
|length_mi=138.99
|established=1926-11-11
|notes=none
}}
{{routelist row
|state=IN
|type=US
|route=40
|length_mi=159.321
|terminus_a=US 40 near Liggett
|terminus_b=US 40 near Richmond
|established=1926-11-11
|notes=National Road
}}
{{routelist row
|state=IN
|type=US
|route=41
|length_mi= 279.817
|terminus_a=US 41 at Evansville
|terminus_b=US 12/US 20/US 41 at Whiting
|established=1926-11-11
|notes=none
}}
{{routelist row
|state=IN
|type=US
|route=50
|length_mi= 171.38
|terminus_a=US 50 at Vincennes
|terminus_b=US 50 near Lawrenceburg
|established=1926-11-11
|notes=none
}}
{{routelist row
|state=IN
|type=US
|route=52
|length_mi= 202
|terminus_a=US 24/US 52 near Kentland
|terminus_b=I-74/US 52 at Ohio state line
|established=1926-11-11
|notes=none
}}
{{routelist row
|state=IN
|type=US
|route=131
|length_mi= 0.643
|terminus_a=I-80/I-90 (Indiana Toll Road) near Middlebury
|terminus_b={{abbr|US 131|U.S. Route 131 in Michigan}} near Middlebury
|established=1961
|notes=none
}}
{{routelist row
|state=IN
|type=US
|route=136
|length_mi= 74.930
|terminus_a=US 136 near Foster
|terminus_b=I-74/I-465 in Speedway
|established=1952
|notes=none
}}
{{routelist row
|state=IN
|type=US
|route=150
|length_mi=177.17
|terminus_a=US 150 near West Terre Haute
|terminus_b=I-64/US 150 at New Albany
|established=1926
|notes=none
}}
{{routelist row
|state=IN
|type=US 1926
|route=152
|length_mi=168
|terminus_a=US 36/US 40/US 52 in Indianapolis
|established=1934
|decommissioned=1938
|notes=Replaced by US 231
}}
{{routelist row
|state=IN
|type=US
|route=224
|length_mi= 39.377
|terminus_a=US 24 in Huntington
|terminus_b=US 224 near Decatur
|established=1934
|notes=none
}}
{{routelist row
|state=IN
|type=US
|route=231
|length_mi= 284.277
|terminus_a=US 231 at Rockport
|established=1954
|notes=none
}}
{{routelist row
|state=IN
|type=US
|route=421
|length_mi=255.065
|terminus_a=US 421 near Madison
|terminus_b=US 20 in Michigan City
|established=1951
|notes=none
}}
{{routelist row
|state=IN
|type=US
|route=460
|length_mi=
|terminus_a=Illinois state line
|terminus_b=US 31E/US 460 at Clarksville
|established=1947
|decommissioned=1977
|notes=Largely replaced by I-64, SR 62, and SR 66
}}
{{routelist row
|state=IN
|type=US
|route=641
|length_mi=
|terminus_a=US 41/US 641 at the Kentucky state line
|terminus_b=US 41/US 460/SR 62/SR 66 in Evansville
|established=1955
|decommissioned=1971
|notes=Replaced by US 41
}}
{{routelist bottom|keys=former}}
Special routes
{{routelist top |length_ref=}}
{{routelist row
|state=IN
|type=US-Bus
|route=6
|length_mi=
|terminus_a=Illinois-Indiana state line
|terminus_b=Lake Station
|established=
|decommissioned=yes
|notes=none
}}
{{routelist row
|state=IN
|type=US-Bus
|route=6
|dab=Bremen
|length_mi=
|terminus_a=
|terminus_b=
|established=
|decommissioned=yes
|notes=Served Bremen
}}
{{routelist row
|state=IN
|type=US-Toll
|route=12
|length_mi=
|terminus_a=Illinois-Indiana state line
|terminus_b=Hammond
|established=
|decommissioned=yes
|notes=none
}}
{{routelist row
|state=IN
|type=US
|route=20 Toll Bus.
|dab=
|length_mi=
|terminus_a=Illinois-Indiana state line
|terminus_b=Hammond
|established=
|decommissioned=yes
|noshield=yes
|notes=none
}}
{{routelist row
|state=IN
|type=US-Alt
|route=20
|dab=
|length_mi=
|terminus_a=Tremont
|terminus_b=Michigan City
|established=
|decommissioned=yes
|notes=none
}}
{{routelist row
|state=IN
|type=US-Bus
|route=20
|dab=South Bend
|length_mi=
|terminus_a=South Bend
|terminus_b=Mishawaka
|established=
|notes=
}}
{{routelist row
|state=IN
|type=US-Byp
|route=20
|dab=South Bend
|length_mi=
|terminus_a=South Bend
|terminus_b=Elkhart
|established=
|decommissioned=yes
|notes=none
}}
{{routelist row
|state=IN
|type=US-Truck
|route=20
|dab=Osceola-Elkhart
|length_mi=
|terminus_a=Osceola
|terminus_b=Elkhart
|established=
|decommissioned=yes
|notes=none
}}
{{routelist row
|state=IN
|type=US-Bus
|route=24
|dab=Logansport
|length_mi=
|terminus_a=Logansport
|terminus_b=Richvalley
|established=
|notes=none
}}
{{routelist row
|state=IN
|type=US-Bus
|route=24
|dab=Peru
|length_mi=
|terminus_a=
|terminus_b=
|established=
|notes=Serves Peru
}}
{{routelist row
|state=IN
|type=US-Bus
|route=24
|dab=Wabash
|length_mi=
|terminus_a=
|terminus_b=
|established=
|notes=Serves Wabash
}}
{{routelist row
|state=IN
|type=US-Truck
|route=24
|dab=Fort Wayne
|length_mi=
|terminus_a=
|terminus_b=
|established=
|decommissioned=yes
|notes=Served Fort Wayne
}}
{{routelist row
|state=IN
|type=US-Truck
|route=27
|dab=Fort Wayne
|length_mi=
|terminus_a=
|terminus_b=
|established=
|decommissioned=yes
|notes=Served Fort Wayne
}}
{{routelist row
|state=IN
|type=US
|route=31A
|dab=Indiana
|length_mi=
|terminus_a=US 31/US 50 near Seymour
|terminus_b=US 31 in Columbus
|established= 1939
|decommissioned= 1981
|notes=Replaced by SR 11
}}
{{routelist row
|state=IN
|type=US-Byp
|route=31
|dab=Kokomo
|length_mi=
|terminus_a=
|terminus_b=
|established=
|decommissioned=yes
|notes=Served Kokomo
}}
{{routelist row
|state=IN
|type=US-Bus
|route=31
|dab=Peru
|length_mi=
|terminus_a=
|terminus_b=
|established=
|notes=Serves Peru
}}
{{routelist row
|state=IN
|type=US-Alt
|route=31
|dab=Plymouth
|length_mi=
|terminus_a=
|terminus_b=
|established=
|decommissioned=yes
|notes=Served Plymouth
}}
{{routelist row
|state=IN
|type=US-Bus
|route=31
|dab=Plymouth
|length_mi=
|terminus_a=
|terminus_b=
|established=
|notes=Serves Plymouth
}}
{{routelist row
|state=IN
|type=US-Bus
|route=31
|dab=South Bend
|length_mi=
|terminus_a=
|terminus_b=
|established=
|notes=Serves South Bend
}}
{{routelist row
|state=IN
|type=US-Byp
|route=31
|dab=South Bend
|length_mi=
|terminus_a=
|terminus_b=
|established=
|decommissioned=yes
|notes=Served South Bend
}}
{{routelist row
|state=IN
|type=US-Bus
|route=33
|dab=Fort Wayne
|length_mi=
|terminus_a=
|terminus_b=
|established=
|decommissioned=yes
|notes=Served Fort Wayne
}}
{{routelist row
|state=IN
|type=US-Truck
|route=33
|dab=Fort Wayne
|length_mi=
|terminus_a=
|terminus_b=
|established=
|decommissioned=yes
|notes=Served Fort Wayne
}}
{{routelist row
|state=IN
|type=US-Bus
|route=41
|dab=Terre Haute
|length_mi=
|terminus_a=
|terminus_b=
|established=
|decommissioned=yes
|notes=Served Terre Haute
}}
{{routelist row
|state=IN
|type=US-Bus
|route=41
|dab=Vincennes
|length_mi=
|terminus_a=
|terminus_b=
|established=
|notes=Serves Vincennes
}}
{{routelist row
|state=IN
|type=US-Bus
|route=41
|dab=Princeton
|length_mi=
|terminus_a=
|terminus_b=
|established=
|notes=Serves Princeton
}}
{{routelist row
|state=IN
|type=US-Bus
|route=41
|dab=Evansville
|length_mi=
|terminus_a=
|terminus_b=
|established=
|notes=Serves Evansville
}}
{{routelist row
|state=IN
|type=US-Bus
|route=50
|dab=Vincennes
|length_mi=
|terminus_a=
|terminus_b=
|established=
|decommissioned=yes
|notes=Served Vincennes
}}
{{routelist row
|state=IN
|type=US-Bus
|route=50
|dab=Washington
|length_mi=
|terminus_a=
|terminus_b=
|established=
|decommissioned=yes
|notes=Served Washington
}}
{{routelist row
|state=IN
|type=US-Bus
|route=50
|dab=Bedford
|length_mi=
|terminus_a=
|terminus_b=
|established=
|notes=Serves Bedford
}}
{{routelist row
|state=IN
|type=US-Bus
|route=52
|dab=Fowler
|length_mi=
|terminus_a=
|terminus_b=
|established=
|notes=Serves Fowler
}}
{{routelist row
|state=IN
|type=US-Bus
|route=52
|dab=Lafayette
|length_mi=
|terminus_a=
|terminus_b=
|established=
|decommissioned=yes
|notes=Served Lafayette
}}
{{routelist row
|state=IN
|type=US 1926
|route=112S
|length_mi=
|terminus_a=Rolling Prairie
|terminus_b=Michigan state line
|established=1933
|decommissioned=1934
|notes=none
}}
{{routelist row
|state=IN
|type=US-Byp
|route=231
|dab=Lafayette
|length_mi=
|terminus_a=
|terminus_b=
|established=
|decommissioned=yes
|notes=Served Lafayette
}}
{{routelist bottom|keys=former}}
See also
- {{portal-inline|Indiana}}
- {{portal-inline|U.S. Roads}}