Rio Grande Mexican Restaurant

4.3
2499 reviews

About

Tex-Mex RestaurantMexican RestaurantRestaurant
Delicious Tex Mex and Margaritas - in our completely renovated restaurant located in the heart of Old Town Fort Collins! Now open for dine-in service as well as food and margs takeout. Whether you're coming in to unwind and dine with us, bringing food home for the family or just grabbing some margs for a fun night at home, the Fort Collins Rio is a delicious escape.

Details

  • Dine-inAvailable
  • DeliveryNot available
  • TakeoutAvailable
  • Accepts reservationsAvailable

Location

Rio Grande Mexican Restaurant
143 W. Mountain Avenue, Fort Collins, CO
80524, United States

Hours

Reviews

4.3
2,499 reviews
5 stars
1,517
4 stars
572
3 stars
212
2 stars
77
1 star
121

What are people saying?

AI-generated from recent customer reviews

Food Quality

Mixed reviews on food quality; some dishes praised while others described as bland or not authentic.

Service

Service is generally highlighted as friendly and efficient, though there are occasional reports of slow or inattentive service.

Atmosphere

Lively and fun atmosphere, but can be noisy and crowded, which may detract from the dining experience.

Margaritas

Margaritas receive mixed feedback; some customers love them while others find them disappointing.

Value

Concerns about portion sizes and value for money, with some customers feeling prices are high for the quality offered.
  • MG
    Murrel Gray
    1 day ago
    5.0
    Had a great time and sone great food!!
  • FF
    Frank
    Jan 1, 2026
    5.0
    Lotta cowboy music…if you’re into that type of thing. Delicious fajitas and chips and salsa, staff is friendly. One of our favorite Mexican places in da Fort
  • KE
    Kenna Elijah
    Dec 28, 2025
    4.0
    Nice place, a little crowded, need more seating. Good drinks, ok food. 😀
  • CB
    Chadwick Alan Biehl
    Dec 24, 2025
    5.0
    Excellent service and even better food. Visit Fort Collins from California every other year or so for past 15 years or so and I never miss dinning here at least once and often 2 or 3 times. Get the Big Tex Margarita. It'll get ya right.
  • TT
    Travis Thornton
    Dec 23, 2025
    5.0
    One of the best, if not the best fajita I have ever had. Margaritas are also some of if not the best I have had. Favorite place to eat in foco.

Frequently Asked Questions About Rio Grande Mexican Restaurant

Do you offer happy hour specials?

Yes, we do! Check out our happy hour menu online which is available Monday through Friday from 3pm to 6pm!

Can you go to the Rio if you’re doing the keto diet?

The Rio has a variety of keto-friendly options available to our diners! Check out our blog post that outlines some of our favorite dishes that can be modified to be low carb.