Rio Grande Mexican Restaurant Owner verified

About

Delicious Tex Mex and Margaritas - located just off Boulder’s famous Pearl Street Mall! We are open for dine-in service as well as food and margaritas for takeout. Whether you're coming in to unwind and dine with us, to have a drink on our rooftop patio with ​sweeping views of the Flatirons, bringing food home for the family or just grabbing some margs for a fun night at home, the Boulder Rio is a delicious escape.

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This Women’s History Month, we’re celebrating the incredible women of Rio! They bring the energy, passion, and dedication to everything they do. To the cooks, bartenders, servers, hosts, leaders, and every woman who makes Rio what it is, we see you, we appreciate you, and we raise a margarita to you.

Stop by for some happy hour drinks & margs today!

Did you know our frozen margarita machines have a secret past? Back in '86, our owner, Pat McGaughran, got creative with a broken soft-serve ice cream machine, transforming it into Fort Collins' first-ever frozen margarita dispenser, which introduced the notorious Classic Rio Margarita!

Fun Fact: Did you know that Mezcal isn't traditionally served in shot glasses? Enter the Copita—a shallow clay cup that lets you savor every smoky note up close. It's not just a drink; it's an experience

Rio Grande is celebrating Harvest Fest! From now through September 1, guests can enjoy seasonal delights: · Watermelon Margarita: A bright and refreshing margarita made with locally sourced watermelon 🍉 · Barbacoa Esquite Tacos: Melt-in-the-mouth, slowly braised beef barbacoa with a playful twist 🌮 · Elote: Mexican street corn featuring local Colorado corn · Strawberries and Cream: A spin on the popular Mexican dessert Carlota 🍓

Craving a cool, summer sipper? Meet the Ranch Water – the Texan classic making waves nationwide. Topo Chico mineral water blended with blanco tequila, garnished with a salt rim and lime. Pure refreshment!

At The Rio, our team isn’t just a group of coworkers—we’re a family. Interested in joining the Rio team? We’re always on the hunt for good, smart, dedicated people to join our family. With some of our team members having 30+ years with us, it’s a place where careers grow, and people truly love what they do. 🫶

Every Thursday from 9- 11 PM, The Rio is your best pre-game spot in Fort Collins, Boulder, and Greeley. Grab your crew and let the good times roll! 🍹✨

That crisp Colorado fall air is finally here, and we’re soaking it up! 🍂 Join us on your favorite Rio patio to enjoy the season, good company, and great vibes. Cheers to fall!

HOLY (house-made and delicious) GUACAMOLE! 🥑😲 Loaded with fresh pico, cilantro, and cotija—scoop it up with chips or crunchy veggies and thank us later. 🙌

It’s Happy Hour o’clock! Swing by your favorite Rio Monday through Friday from 3 PM – 6 PM for $2 off Rio Classic & Big Tex Margaritas, $3 drafts and cans, $5 wine, and $1 off your favorite tacos. Cheers to the perfect end to your day!

Rio around the world! These incredible regulars have been with us since their first visit to the Fort Collins Rio in ’95. Now loyal Lone Tree patrons, they took the Rio spirit (and some friends!) all the way to Tromsø, Norway, capturing this fantastic shot in their Rio tees. Thanks for sharing the Rio love across the globe! Have a pic of your own Rio adventures? Send it our way!

It’s soup season, amigos! Warm up your day with our famous, house-made Green Chile Soup. Made with fresh green chiles, sautéed chicken, and rich house-made chicken broth. Pair it with warm flour or corn tortillas, and you’ve got the ultimate cold-weather cure.

Shell or bowl? Our tostadas got an upgrade! Stick with the crispy fried tortilla shell or go gluten-free with a rice-based bowl. Either way, you’re in for a treat with black beans, crisp lettuce, and juicy tomatoes. Which one’s calling your name?

Dry-ish January? We’ve got you covered! Try our Low Octane Margarita, a lighter twist on a classic, or the No Octane Martini, a tropical & booze-free mocktail. Both are perfect for guilt-free sipping AND available during Happy Hour! Don’t forget our classic mocktails like the Strawberry Margarita N/A or the refreshing Hibiscus Spritz. Here’s to guilt-free sipping. Salud! Available January 6-31, 2025.

Crisp veggies and flavorful beef, kissed by flames—our chargrilled perfection is where bold flavors are made!

Some dishes don’t just happen… they’re crafted with skill, care, and love. From a quick fryer bath to the grill, every chile is peeled, stuffed, and battered by hand. Whether fried to golden perfection or baked just right, our Rellenos are made from scratch, every single step. Craving more? Call ahead for a tray or fried or “take-and-bake” Chile Rellenos!

Discover fresh salsas, crafted in-house every morning because bold flavors begin with the freshest ingredients. Can't decide? Enjoy all three with our Salsa Sampler: Classic Green, Smoky Morita, and fiery Atómica.

Happy St. Paddy’s Day! Green Margaritas are still pouring at The Rio, so consider this your lucky charm. Grab a glass and celebrate!

Ready to spice things up? 🔥 Cazadores Reposado, orange liqueur, fresh muddled jalapeño, and lime come together for a Jalapeño Margarita that’ll snap you right out of winter hibernation! Think you can handle the heat? 🌶️

The patio is calling. ☀️🍹 You answering? Spring’s first order of business: Margaritas. Good company. Sunshine. And lucky for you, the Rio’s patio delivers all three. Whether you’re here for snacks sips, or chasing that golden-hour glow.... we’ve got your seat waiting.

Did you know that Rio has a scratch kitchen? Every dish is crafted with care—from sourcing the freshest ingredients to preparing them in-house. ​​​​​​​​​ Take our Chile Rellenos, for example. Prepared with a house-roasted Chile and the perfect blend of skill, pride, and love. No shortcuts, just brilliance in the basics!

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