About
In-N-Out Burger is a popular fast-food restaurant chain with locations throughout the western United States, including one at 4251 N Interstate Hwy 35 North in Round Rock, Texas. The restaurant is known for its simple menu of burgers, fries, and shakes, and its commitment to using high-quality, fresh ingredients.
Restaurant Features
Facilities & Amenities
Restroom
Kid Friendly
Kid Menu
Kid High Chair
Wheelchair Access
Parking
- Free Parking Lot
Accepted Payments
- Credit Card
- Apple Pay
- Google Pay
Must Try Dishes
If you find yourself at In-N-Out Burger in Round Rock, Texas, be sure to try their iconic Double-Double, a grilled double beef patty topped with two slices of melted American cheese, crisp lettuce, sweet caramelized onions, and their secret sauce, all sandwiched between a perfectly toasted bun. Another must-try is their Animal Style Fries, a generous portion of their golden fries smothered in melted cheese, grilled onions, and their special spread, creating a delightful explosion of flavors. Indulge your taste buds with their rich and creamy Neapolitan Shake, a blend of chocolate, strawberry, and vanilla, providing the perfect accompaniment to your meal. True burger enthusiasts cannot miss the opportunity to experience these delectable dishes at In-N-Out Burger in Round Rock, Texas.
Ratings for In-N-Out Burger
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- Overall Rating
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Reviews for In-N-Out Burger
We only show the 3 most relevant reviews to save you time.
I ever expected that I can have in&out animal style burger in Austin, Texas! I missed in&out burger for long time. It was totally same with California's one. And appreciate of free hot chocolate! Your kid can get free hot chocolate when you visit In&out burger on rainy day!
Food is very well priced. Quality for the burgers is over the moon. I am not a fan of the fries personally. I also typically get a lettuce wrap because I’m not a fan of the spongy buns. I do t hold those things against the business though, I understand that many people love the fries and bun choice. If the buns were brioche or something else, perfect 10/10. Always a go to when I’m in the area. If you ask for extra grilled onions, they deliver. Love it.
I'm not gonna lie. Best, absolutely best burger I've ever had in a fast food environment. In fact...it ruined me for fast food here. I will never go to McDonald's or bk or Wendy's again. No. It's as if fast food heaven was given to me, and now I'm back in hell. Thanks. Not to mention the fries.....oh my tallywack....they take a potato and make your fries right there. Nothing is frozen. Processed?? No. Whole tomatoes sliced for your freshly made burger....um....it's fast food on steroids. It's fast food not fast. But fast enough. It's monumental to go. If you like burgers and fries, don't pass on am opportunity to go. There's a secret menu, if ya know, ya know....ask for them animal style. Or get animal sauce on your burger. You won't regret it, not if your a foodie and love a new experience....this is just amazballs.
Menu / Photos








Business Hours
| Sunday: | 10:30 AM - 1:00 AM |
| Monday: | 10:30 AM - 1:00 AM |
| Tuesday: | 10:30 AM - 1:00 AM |
| Wednesday: | 10:30 AM - 1:00 AM |
| Thursday: | 10:30 AM - 1:00 AM |
| Friday: | 10:30 AM - 1:30 AM |
| Saturday: | 10:30 AM - 1:30 AM |
