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Sonic Drive-In Fast Food ·$

For more than 60 years, SONIC, Americas Drive-In has built the ultimate dining experience with our drive-in restaurants and we proudly serve our guests in San Marcos, CA. We did it by sticking to what made drive-ins so popular in the first place: made-to-order American classics, signature menu items, and speedy service from friendly Carhops full of fun and personality. Cruise on over to us at 1215 Grand Avenue for the ultimate SONIC experience!

Website: sonicdrivein.com

Phone: (760) 591-0025

Cross Streets: Near the intersection of Grand Ave and Via Vera Cruz

Open now

  • Tue 10:00 AM - 12:00 AM

1215 Grand Ave San Marcos, CA 92078 ·2149.33 mi

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Amenities

  • Accessible
  • Family friendly

Reviews

yelp
2.0 362 reviews
5 star
49 4 star
36 3 star
31 2 star
52 1 star
194
Lineth V. 10/14/26

I actually liked it! I got the big deal meal for $7. Fries were crunchy and the burger is pretty much a full size. It was tasty.

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Jeremiah G. 05/22/26

Order taker was not competent. Waited 40 minutes for 3 sonic blasts a cheeseburger and chicken tenders. With fry's. Tiny order but kept coming out and saying sorry as they serviced over 20...

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Sarah A. 09/14/26

I actually don't know if I've ever been to a worse Sonic location. Nearly everything in our order was messed up from start to finish. The two girls that were working seemed legitimately high on...

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Arnel D. 10/31/25

No complaints. Quick service and friendly staff. Ice cold drinks, fresh food and a relaxed spot. I never hesitate to drop in here and include them as part of my meal prep! Lol Be back soon.

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Orlando P. 04/22/26

The menu has a variety of different options for you to choose from, burgers, hot dogs and drinks. Love the tater tots. Drinks are also great. I don't have a favorite go to dish yet. Service is...

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