Casa Santiago Mexican Grill
The Heart of Flavor in Decatur
From Sizzling Street Tacos to Small-Batch Margaritas—Taste the Tradition!
Authentic Mexican Tradition, Right Here in Decatur
At Casa Santiago Mexican Grill, we believe a great meal is about more than just food—it is about family, flavor, and tradition. Whether you are joining us at our 6th Avenue or Spring Avenue restaurants for a handmade Patron Margarita, or catching one of our three authentic food trucks out in the community, you are getting the real taste of Mexico. From our sizzling Parrillada Osvaldo to our original Street Tacos, every dish is crafted with fresh ingredients and a passion for the grill. Come see why we are the heart of flavor in Decatur.
From Sizzling Specialties to Street-Style Favorites
Take a deep dive into the authentic flavors of Decatur with our complete selection of Mexican classics. Whether you are looking for our famous Pizzabirria, a massive One-Pound Burrito, or our signature Especialidades Casa Santiago, every dish is prepared fresh to order. Browse our full menu to find your new favorite, and don’t forget to pair it with a handmade Patron Silver Margarita.
Learn more about Casa Santiago
Santiago Rewards & Loyalty
Why just eat when you can earn? Join Santiago Rewards today and start turning your love for authentic Mexican flavors into exclusive perks. From our Street Tacos to our Sizzling Fajitas, every bite brings you closer to your next reward. Sign up now and let us treat you like family at both our 6th Avenue and Spring Avenue locations.
Share the Flavor with Gift Cards
The best gift isn’t just a meal—it’s an experience. Give the gift of a Casa Santiago fiesta with our digital and physical gift cards. Perfect for birthdays, holidays, or "just because," our gift cards are redeemable at any of our restaurant locations or even at our fleet of food trucks across Decatur.
Stay in the Loop with Our Newsletter
Never miss a beat (or a taco). Subscribe to our email list to get the latest updates on where our three food trucks are headed next, plus exclusive news on seasonal menu additions and local events. Be the first to know what’s cooking at the heart of Decatur.
Authentic Flavor on the Move: The Casa Santiago Fleet
Can’t make it to 6th Avenue or Spring Avenue? We will bring the grill to you! With our fleet of three specialized food trucks and trailers, Casa Santiago is a staple at Decatur’s best events and local hangouts. From our vibrant Taqueria Truck to our high-capacity catering trailers, we serve the same fresh Street Tacos, Chimichangas, and Pizzabirria that you love from our restaurants—hot, fast, and full of tradition.
Bring the Fiesta to Your Front Door
Whether you are craving a table for the family at our 6th Avenue or Spring Avenue locations, or you want to book one of our three authentic food trucks for your next big event, we are ready to serve you. From catering inquiries to general questions, our team is just a message away from making your next meal memorable.
