Interstate Highways in Texas

The shields for Texas' primary and auxiliary Interstate highways.

There are fourteen primary Interstate highways and nineteen auxiliary Interstate highways in Texas.

Interstate 2 (I-2) - Runs from I-10 in Van Horn to I-569 and US 77/83 in Harlingen, TX.

Interstate 10 (I-10) - Runs from the New Mexico state line in Anthony, TX to the Louisiana state line on the Sabine River in Orange, TX. I-10 has more mileage in Texas than on either side of the state.

Interstate 12 (I-12) - Runs from the Louisiana state line on the Sabine River in Deweyville, TX to I-10 near Segovia.

Interstate 14 (I-14) - Runs from I-10 west of Fort Stockton to the Louisiana state on the Sabine River line northeast of Burkeville, TX.

Interstate 20 (I-20) - Runs from I-10 at Scroggins Draw to the Louisiana state line east of Waskom, TX.

Interstate 27 (I-27) - Runs from the Oklahoma state line at Texhoma, TX to the United States-Mexico border south of Del Rio.

Interstate 30 (I-30) - Runs from I-20 in Forth Worth to the Arkansas state line in Texarkana, TX.

Interstate 35 (I-35) - Runs from US 83 and Victoria Street in Laredo to the Oklahoma state line on the Red River north of Gainesville, TX.

Interstate 37 (I-37) - Runs from US 181 and Texas State Highway 35 in Corpus Christi to I-35 and US 281 in San Antonio.

Interstate 40 (I-40) - Runs from the New Mexico state line in Glenrio, TX to the Oklahoma state line east of Shamrock, TX.

Interstate 44 (I-44) - Runs from the Oklahoma state line on the Red River north of Burkburnett, TX to I-10 and US 62/180 in El Paso, with a segment of I-44 traversing into New Mexico (serving Hobbs, NM and Carlsbad, NM). For more information on I-44 in New Mexico, see Interstate Highways in New Mexico.

Interstate 45 (I-45) - Runs from Texas State Highway 87 in Galveston to the Oklahoma state line on the Red River north of Denison.

Interstate 49 (I-49) - Briefly runs in Texas for approximately five miles to and from the Arkansas state line north of Texarkana, TX, with a crossing over the Red River.

Interstate 69 (I-69) - Runs from the Louisiana state line on the Sabine River at Logansport, LA to the World Trade International Bridge over the Rio Grande in Laredo, TX.

Interstate 110 (I-110) - Runs from I-10 and US 54/180 in El Paso to the United States-Mexico border at the Bridge of the Americas on the Rio Grande nearby.

Interstate 169 (I-169) - Runs from the Port of Brownsville to I-569 (currently I-69E) and US 77/83 in Olmito.

Interstate 220 (I-220) - Runs from I-820 in North Richland Hills to I-35 in Dallas.

Interstate 227 (I-227) - A loop around Amarillo.

Interstate 230 (I-230) - Runs from I-30 in Dallas to I-30 in Mesquite.

Interstate 337 (I-337) - Runs from I-37 in Corpus Christi to Texas State Highway 286 in Corpus Christi.

Interstate 369 (I-369) - Runs from I-49 north of Texarkana to I-69 in Tenaha.

Interstate 410 (I-410) - The beltway around San Antonio.

Interstate 412 (I-412): The loop around Austin.

Interstate 427 (I-427) - The beltway around Lubbock.

Interstate 435 (I-435) - Runs from I-35 in Hillsboro to I-35 in Denton.

Interstate 569 (I-569) - Runs from I-69 south of Victoria to the United States-Mexico border at the Veterans International Bridge over the Rio Grande in Brownsville, TX.

Interstate 610 (I-610) - The beltway around Houston.

Interstate 635 (I-635) - Runs from I-20 in Balch Springs to Texas State Highway 121 in Grapevine.

Interstate 769 (I-769) - Runs from I-69 in George West to I-2 at Pharr.

Interstate 810 (I-810) - The outer loop around Houston.

Interstate 820 (I-820) - Runs from I-20 in Fort Worth to I-20 and US 287 in Fort Worth.

Interstate 835 (I-835) - An outer belt of Dallas, runs from I-35 in Carrollton to I-30 in Garland, and then from I-30 in Garland to I-20 in Lawson, then to I-45 in Ferris and then finally to I-35 in Red Oak.

Interstate 969 (I-969) - Runs from I-69 in Victoria to US 87 and Texas State Highway 35 in Port Lavaca.

UPDATE (February 22, 2024): Added Interstate 412 (I-412) to this page.

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