The driving distance from Austin Texas to San Marcos Texas is 32 miles via I-35 S per Map Quest. The driving time per Map Quest is 33 minutes.
Its spelled San Marcos and it is about 25-30 miles.
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.
It is 79.5 miles according to Google Maps.
505 km
35 miles taking this route:Take 78 FREEWAY - EAST, from San Marcos, to I-15 SOUTH to SAN DIEGO off EXIT 17A.Take I-15 SOUTH to San Diego.
About 4 hours if traffic cooperates
240 miles taking this route:Start off on either I-30 WEST or I-20 WEST. If you start off on I-30 WEST, take I-30 WEST to I-820 SOUTH off EXIT 21C, and then take I-820 SOUTH to I-20 WEST towards ABILENE.Once you are on I-20 WEST, take I-20 to I-35W SOUTH to WACO at EXIT 437.Take I-35 SOUTH to SAN MARCOS, via SH-130 TOLL - SOUTH(EXIT 260 off I-35) to bypass AUSTIN.
It is 240 miles according to Google Maps.
About 12000 miles
450 miles
514 miles
The distance between Austin and San Angelo is approximately 225 miles.