Fatburger

Fatburger Fatburger, located on The Old Road in Valencia, is the perfect spot for burger-lovers seeking American and fast food cuisine. For over 70 years, this restaurant has remained committed to using high-quality ingredients and handcrafting every burger to perfection. From classic burgers to indulgent milkshakes, Fatburger is a must-visit eatery.

Recent social media posts

shake month starts NOW 🥤 which one are you grabbing?
09/01/2026

shake month starts NOW 🥤 which one are you grabbing?

our melting-up cheese is honestly so underrated 🧀
08/31/2026

our melting-up cheese is honestly so underrated 🧀

Gotta stay realistic 🤷
08/24/2026

Gotta stay realistic 🤷

10/10 would order again 👌
08/21/2026

10/10 would order again 👌

08/18/2026

And you bet we’re happy about it 🤤

Crisp air. Crisp Dr Pepper. Perfect burger weather. 🍔🥤DR PEPPER is a registered trademark of Dr Pepper/Seven Up, Inc. ©️...
08/10/2026

Crisp air. Crisp Dr Pepper. Perfect burger weather. 🍔🥤

DR PEPPER is a registered trademark of Dr Pepper/Seven Up, Inc. ©️2026 Dr Pepper/Seven Up, Inc.

Word of Advice: Don't sleep on Turkeyburgers 🦃
08/06/2026

Word of Advice: Don't sleep on Turkeyburgers 🦃

07/28/2026

This is a safe space for burger + PEPSI appreciation 😍

Bag secured 🤤
07/21/2026

Bag secured 🤤

We don't make the rules 🤷
07/19/2026

We don't make the rules 🤷

Flatburger = Flat out cheesy & delicious 🧀😮‍💨  Visit fatburger.com/disclaimers for additional details & restrictions.
07/14/2026

Flatburger = Flat out cheesy & delicious 🧀😮‍💨

Visit fatburger.com/disclaimers for additional details & restrictions.

07/16/2018

FAT TIME

Address

26906 The Old Road
Valencia, CA
91355

The Old Road is located in Valencia, California. If you're taking public transport, you can take the Metro Bus 794 and get off at The Old Road and Magic Mountain Parkway stop. Alternatively, if you're driving, take the I-5 and exit on Valencia Boulevard. Drive towards The Old Road and make a right turn. You'll find parking options near the restaurants.

Opening Hours

Monday 9:30am - 10:30pm
Tuesday 9:30am - 10:30pm
Wednesday 9:30am - 10:30pm
Thursday 9:30am - 10:30pm
Friday 9:30am - 11pm
Saturday 9:30am - 11pm
Sunday 9:30am - 10:30pm

Telephone

+16612902523

Alerts

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What people say

Burger restaurants are a staple in the American food scene, and Fatburger in Valencia is no exception. This burger joint has been serving up delicious burgers for over 70 years, using only the highest quality ingredients to handcraft each burger to perfection. The result is a mouth-watering burger that is sure to satisfy any craving.

One of the standout features of Fatburger is their commitment to quality. They use only the freshest ingredients, ensuring that every bite is bursting with flavor. And if you're a cheese lover, you'll be in heaven at Fatburger - their social media post about "lots and lots of cheese" is no exaggeration!

But it's not just the burgers that make Fatburger special - their sides are equally delicious. Their hand-breaded onion rings are a classic side that are crispy on the outside and tender on the inside, making them the perfect complement to any burger.

And let's not forget about their milkshakes! Made with real ice cream, these shakes are thick and creamy, making them an indulgent treat that's worth every calorie.

Overall, if you're looking for a delicious burger restaurant in Valencia, look no further than Fatburger. With their commitment to quality ingredients and handcrafted burgers, you're sure to leave satisfied and already planning your next visit.