American Restaurant – illustrative photo

American RestaurantSylmar, CA

Denny's – Sylmar, CA

Open 24 hours

Directions

Illustrative photo

Opening hours

Open 24 hours

Weekly opening hours of Denny's
Monday	Open 24 hours
Tuesday	Open 24 hours
Wednesday	Open 24 hours
Thursday	Open 24 hours
Friday	Open 24 hours
Saturday	Open 24 hours
Sunday	Open 24 hours

Local time in Sylmar: 5:47 AM (PDT). Holiday hours may differ.

Location & directions

Tap for directions

13201 Gladstone Avenue
Sylmar, CA 91342

Google Maps Apple Maps Waze

About Denny's

Looking for an American restaurant in Sylmar? Denny's is at 13201 Gladstone Avenue, Sylmar, California. Our Sylmar guide covers 27 food and drink spots, and this is one of them.

Denny's is open 24 hours a day, 7 days a week.

You can visit for dine-in. On the menu: breakfast and burgers.

Quick facts

Category: American Restaurant · Breakfast, Burger
Address: 13201 Gladstone Avenue, Sylmar, CA 91342
Hours: Open 24 hours a day, 7 days a week
Listing updated: September 2026 · Suggest an edit

Popular times (estimated)

6AM

9AM

12PM

3PM

6PM

9PM

Estimated from typical visit patterns for American restaurants and this venue’s opening hours – not live data.

Features & amenities

Service options

Dine-in

Reviews

Write a review

No visitor reviews yet. Been to Denny's? Share your experience to help other diners.

Frequently asked questions

What are Denny's's opening hours?

Open 24 hours a day, 7 days a week. Monday: Open 24 hours; Tuesday: Open 24 hours; Wednesday: Open 24 hours; Thursday: Open 24 hours; Friday: Open 24 hours; Saturday: Open 24 hours; Sunday: Open 24 hours.

Is Denny's open on Sunday?

Yes, Denny's is open on Sundays: Open 24 hours.

Where is Denny's located?

Denny's is located at 13201 Gladstone Avenue, Sylmar, CA 91342.

Does Denny's offer delivery or takeout?

Delivery is not listed for Denny's. Listed service options: dine-in.