Distance between New Braunfels TX and San Marcos TX
The distance from New Braunfels to San Marcos is 19 miles by road including 8 miles on motorways. Road takes approximately 47 minutes.
Shortest distance by air | 17 mi ✈️ |
Car route length | 18.6 mi 🚗 |
Driving time | 47 min |
Fuel amount | 0.6 gal |
Fuel cost | 2.1 USD |

Point | Distance | Time | Fuel | |
29.70283, -98.12573 | 0 mi | 00 min | 0.0 gal | |
5 mi, 11 min
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New Braunfels | 5 mi | 11 min | 0.0 gal | |
I 35 14 mi, 35 min
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San Marcos | 19 mi | 47 min | 0.6 gal |
Hotels of San Marcos
Frequently Asked Questions
How much does it cost to drive from New Braunfels to San Marcos?
Fuel cost: 2.1 USD
This fuel cost is calculated as: (Route length 18.6 mi) / (Fuel consumption 29.4 mpg) * (Fuel price 3.37 USD / gal)
You can adjust fuel consumption and fuel price here.
How long is a car ride from New Braunfels to San Marcos?
Driving time: 47 min
This time is calculated for driving at the maximum permitted speed, taking into account traffic rules restrictions.
- 8 mi with a maximum speed 68 mph = 7 min
- 2 mi with a maximum speed 50 mph = 2 min
- 7 mi with a maximum speed 12 mph = 35 min
The calculated driving time does not take into account intermediate stops and traffic jams.
How far is New Braunfels to San Marcos by land?
The distance between New Braunfels and San Marcos is 18.6 mi by road including 8.1 mi on motorways.
Precise satellite coordinates of highways were used for this calculation. The start and finish points are the centers of New Braunfels and San Marcos respectively.
Where is New Braunfels in relation to San Marcos?
New Braunfels is located 17 mi south-west of San Marcos.
New Braunfels has geographic coordinates: latitude 29.70283, longitude -98.12573.
San Marcos has geographic coordinates: latitude 29.88264, longitude -97.94058.
Which highway goes from New Braunfels to San Marcos?
The route from New Braunfels to San Marcos follows I 35.
Other minor sections pass along the road:
- TX 46-C Business: 1 mi
- Loop 82: 1 mi