It is 748 miles according to Google Maps.
Approximately 30 miles.
It is 49.68 miles according to MapQuest.
About 67.10 miles according to Mapquest.
San Marcos
The distance from San Marcos, Texas, to the Texas coast varies depending on the specific destination. For instance, San Marcos is approximately 30 miles from the nearest coastal point at Port Aransas. Other coastal locations, like Corpus Christi, are about 40 miles away.
it takes 4,589,624 miles
It is 12.9 miles according to Google Maps.
From Forth Worth Texas to San Marcos California and take I-20W, I-10W, and I-8W the total amount of miles is 1,356 miles. It would take you about 21 hours and 42 minutes non-stop driving
165 miles
It is 418.54 miles according to MapQuest.
40 miles taking this route:Take U.S. 183 NORTH, from Gonzales, to TX-80 NORTH to SAN MARCOS, in Luling.Take TX-80 NORTH to SAN MARCOS.