Welcome to
In-N-Out Burger

San Marcos TX - 1437 North Ih-35, 78666

Number One with Onions
In-N-Out Burger - San Marcos, TX, 1437 North Ih-35.

Welcome to our restaurant in San Marcos, TX.
At In-N-Out Burger we use only the freshest ingredients with no heat lamps, freezers or microwaves to deliver on our promise of Quality You Can Taste®.

Restaurant Details

Drive-thru and Dine-in Seating Available

Directions

West of I-35, South of Aquarena Springs Dr.

Get Driving Directions

Today's Hours

10:30 a.m. - 1:00 a.m.

Normal Hours of Operation

Sunday - Thursday 10:30 a.m. - 1:00 a.m.
Friday - Saturday 10:30 a.m. - 1:30 a.m.



Double-Double Burger View Our Menu

Other Nearby Locations

  • New Braunfels

    106 Fm 306
    New Braunfels, TX 78130
    14.91 miles away
    Drive-thru and Dine-in Seating Available
    Today's hours:
    10:30 a.m. - 1:00 a.m.

  • Austin

    3701 S. Lamar Blvd.
    Austin, TX 78704
    25.03 miles away
    Drive-thru and Dine-in Seating Available
    Today's hours:
    10:30 a.m. - 1:00 a.m.

  • Austin

    2700 Guadalupe St
    Austin, TX 78705
    29.43 miles away
    Drive-thru and Dine-in Seating Available
    Today's hours:
    10:30 a.m. - 1:00 a.m.

  • Austin

    4515 Airport Blvd.
    Austin, TX 78751
    30.79 miles away
    Drive-thru and Dine-in Seating Available
    Today's hours:
    10:30 a.m. - 1:00 a.m.