Interstate 19

Interstate 19 (I-19) is an intrastate Interstate Highway located entirely within the U.S. state of Arizona. I-19 travels from Nogales, roughly 300 feet (91 m) from the Mexican border, to Tucson, at I-10. The highway also travels through the cities of Rio Rico, Green Valley, and Sahuarita. Having a total length of just over 63 miles (101 km), I-19 is the fourth-shortest primary (two-digit) Interstate Highway in the contiguous 48 states, where only I-97, I-86 (western), and I-2 are shorter.

Interstate 19

Interstate 19 (I-19) is an intrastate Interstate Highway located entirely within the U.S. state of Arizona. I-19 travels from Nogales, roughly 300 feet (91 m) from the Mexican border, to Tucson, at I-10. The highway also travels through the cities of Rio Rico, Green Valley, and Sahuarita. Having a total length of just over 63 miles (101 km), I-19 is the fourth-shortest primary (two-digit) Interstate Highway in the contiguous 48 states, where only I-97, I-86 (western), and I-2 are shorter.