Experience unique, drive-in dining with made-to-order food and more than 1.3 million drink combinations.
2830 South 1-35 (at E McCarty Ln.) San Marcos , TX 78666 United States
| Reservations | No |
| Credit Cards | Yes |
| Outdoor Seating | Yes |
| Menus | Happy Hour |
This sonic has THE best sweet tea . Second day here and it's still amazing.
Happy hour is the best!
Breakfast here is exellent. They have a full menu all day
1/2 burgers on Tuesday nights!
Number 4 spicy chicken is awesome with any of the cheeses! - Blake Lambdin
Great bargains! Wear comfortable walking shoes! - Cassandria Alvarado
Buck must have bought a bag of Doritos. The important stuff is always low priced. - Rich Travalini