It is right across the border from San Diego, California.
The Penitenciaria de la Mesa in Tijuana, Mexico is very close to the Mexico/US border. As the crow flies, that is, in a straight line (or a mole's tunnel) 4.5 km (2.8 miles). By road, 7.9 km (4.8 miles).
LA to Tijuana is 136 miles.
574 miles
Tijuana, La Paz and Los Cabos are some of them.
356 miles
When you leave the boarder crossing at Tijuana you need I-5, stay on I-5 until you reach LA
You've just answered your question: Tijuana is in Mexico.
Huntington Beach, California is some 158 kilometers (98 miles) to the Mexico-US border with Tijuana, Mexico.
Tijuana is the westernmost city in Mexico however, the westernmost population center is located in Isla Guapalupe. Tijuana is in Mexico.
Tijuana is right at the US-Mexico border.
Roberto De La Madrid died on March 19, 2010, in Tijuana, Mexico of cancer.
No, you cannot fly from Tijuana to Mexico without a passport.