List of Interstate Highways in Arkansas

	Highway markers for Interstate 40 and Interstate 555
	Interstate Highways highlighted in red; related state routes in blue
System information
Formed	1956
Highway names
Interstates	Interstate nn (I-nn)
System links
	Arkansas Highway System; Interstate; US; State; Business; Spurs; Suffixed; Scenic; Heritage;

The list of Interstate Highways in Arkansas encompasses nine members of the Dwight D. Eisenhower National System of Interstate and Defense Highways in the state of Arkansas.

Cable median barriers

The 2010–2013 Statewide Transportation Improvement Program from the Arkansas State Highway and Transportation Department (AHTD) lists cable median barrier installation projects along segments of Interstate 30 (I-30),^[1] I-40,^[2] I-55,^[2] I-430,^[2] Interstate 540,^[3] and US 67 (future I-57)^[4] to begin as funds become available. The high-tension designs will first be installed in areas with narrow medians (less than 40 feet (12 m) wide) that carry an average daily traffic of 15,000 or greater near sites of recent serious crossover collisions.


Number	Length (mi)^[5]	Length (km)	Southern or western terminus	Northern or eastern terminus	Formed	Removed	Notes
I-30	143.02	230.17	I-30 at the Texas state line	I-40 in North Little Rock	01957-01-011957	current	Goes through Hope, Arkadelphia, Benton, and Little Rock
I-40	284.69	458.16	I-40 at the Oklahoma state line	I-40 at the Tennessee state line	01964-01-011964	current	Goes through Van Buren, Russellville, Conway, North Little Rock, ends at Hernando de Soto Bridge crossing the Mississippi River
Future I-42	22	35	Future I-42 in Noble County, Oklahoma	I-49 in Springdale, Arkansas	proposed	—	Future route along US 412
I-49	109.81	176.72	I-49 at the Louisiana state line	I-49 at the Missouri state line	02014-01-012014	current
I-55	72.22	116.23	I-55 at the Tennessee state line	I-55 at the Missouri state line	01960-01-011960	current	Parallels the Mississippi River
I-57	122.8	197.6	I-40 in Little Rock	US 67 in Walnut Ridge	02024-11-072024	current	Officially designated in 2024
Future I-69	185	298	I-69 at the Louisiana state line	I-69/US 278 at the Mississippi state line	proposed	—	Monticello Bypass currently under construction; proposed to head northeast between Magnolia and El Dorado then proposed to head north near Louann then proposed to head east and go south of Camden, Harrell, Warren, Wilmar, and Monticello, where it will meet the I-530 extension, then proposed to go north of McGehee then proposed to go south of Arkansas City then proposed to end at Charles W. Dean Bridge, which will cross the Mississippi River
Proposed and unbuilt


Number	Length (mi)^[5]	Length (km)	Southern or western terminus	Northern or eastern terminus	Formed	Removed	Notes
I-130	5.8	9.3	US 71 in Texarkana	I-30 in Texarkana	02000-01-012000	02014-01-012014	Planned as a spur route for the Texarkana loop east of the Texas state line; now signed as I-49
I-430	12.93	20.81	I-30 in Little Rock	I-40 in North Little Rock	01980-01-01c. 1980	current	Bypasses Little Rock and North Little Rock
I-440	14.16	22.79	I-30 at Little Rock	I-57 in Jacksonville	02003-01-012003	current	Connects I-57 and I-40 with I-30 and I-530
I-530	46.65	75.08	US 65 in Pine Bluff	I-30 in Little Rock	01999-01-011999	current	Will connect to Future I-69
I-540	15.87	25.54	US 271 at the Oklahoma state line	I-40 in Van Buren	01965-01-011965	current	North portion became part of I-49
I-555	49.2	79.2	I-55 in Turrell	US 49/AR 18 in Jonesboro	02016-01-012016	current	Continues north as US 63
I-630	7.40	11.91	I-430 in Little Rock	I-30 in Little Rock	01985-01-011985	current
I-730	—	—	US 49 in Jonesboro	US 67	—	02016-01-012016	Would have followed AR 226 but was cancelled when I-30 extension was cancelled in 2016
Former

^ Arkansas State Highway and Transportation Department (April 12, 2010). "Arkansas Statewide Transportation Improvement Program (STIP)" (PDF) (Report). Little Rock: Arkansas State Highway and Transportation Department. p. 22. Retrieved June 16, 2011.
^ ^a ^b ^c Oman, Noel E. (June 6, 2011). "13 Interstate Stretches to Get Barriers". Arkansas Democrat-Gazette. Little Rock. pp. 1B, 8B. Retrieved June 16, 2011.
^ Arkansas State Highway and Transportation Department (April 12, 2010). "Arkansas Statewide Transportation Improvement Program (STIP)" (PDF) (Report). Little Rock: Arkansas State Highway and Transportation Department. p. 35. Retrieved June 16, 2011.
^ Arkansas State Highway and Transportation Department (April 12, 2010). "Arkansas Statewide Transportation Improvement Program (STIP)" (PDF) (Report). Little Rock: Arkansas State Highway and Transportation Department. p. 26. Retrieved June 16, 2011.
^ ^a ^b Adderly, Kevin (December 31, 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 December 3, 2015.