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1099 Santa Ynez Ave, Los Osos, CA 93402-2742
+1 805-528-0779
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  • Excellent62%
  • Very good33%
  • Average3%
  • Poor1%
  • Terrible1%
Travellers talk about
“burger” (73 reviews)
“fries” (31 reviews)
“beef” (6 reviews)
Open Now
11:00 AM - 9:00 PMAll hours
American, Fast food
$$ - $$$
1099 Santa Ynez Ave, Los Osos, CA 93402-2742
All Details
Write a ReviewReviews (152)
Traveller rating
Traveller type
Time of year

1 - 10 of 148 reviews

Reviewed 11 December 2017

best burger in town by far. Great selection of beers . Big and best burgers by far great onion ring and french fry also onion rings.

Thank rickalbropainting
Reviewed 27 November 2017

This place has delicious, juicy burgers, with many choices and toppings available. You can even have a bison burger! There are fries, onion rings and salads. There's a relaxed and fun atmosphere, seating is indoors or out. This is a great place to go for...More

Thank onaroll56
Reviewed 10 November 2017

This is by far the best hamburger place on the Central Coast. Old Fashion, juicy burgers and fries. Great milk shakes too. Lots of other things to choose from. Tight, but seating in and out.

Thank William J
Reviewed 8 August 2017

If you are in the Los Osos area and want a special treat, you must stop at Sylvester's. The food is amazing! If you leave here hungry that is your own fault.

Thank carrien493
Reviewed 20 July 2017

I love the menu selections of burgers. So many I wanted to try. The staff was very nice and social, but attentive. Small, but nice beer selections, and my turkey burger and fries were good. Had to try the onion rings that my friend swears...More

Thank BBmex
Reviewed 11 July 2017

Sylvester's is an Estero Bay mainstay. The family operation has been slinging burgers for many years. Big, juicy, tasty and a lot of different ways to have them! If you're a burger expert you owe yourself a visit to Sylvester's.

Thank Dead-Air-Dave
Reviewed 26 May 2017

a popular spot for a terrific hamburger with pretty much anything you want on it. their sauce is great. I also like their fish and chips, great onion rings, and pastrami sandwiches, plus good salads.

Thank Susan D
Reviewed 25 May 2017

Called in order in advance and it was ready when I arrived. Ordered three different burgers, fries, and chocolate shakes. All delicious.

Thank Celeste R
Reviewed 18 May 2017 via mobile

I might be one of the few who actually doesn't like a burger that you need a bib and a towel, in order to eat it. A good burger doesn't need 10+ ingredients on it. I don't get why they insist on drowning your burger...More

Thank CentralCoastWine
Reviewed 11 April 2017

One of the best, old-fashioned hamburgers. Great fries and, even better onion rings. Fun diner-style restaurant where you can get a free burger on your birthday.

Thank margaretbV6882AL
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Restaurant Details

Rating summary
  • Food
  • Value
Lunch, Dinner
Restaurant features
Takeout, Seating, Serves Alcohol, Wheelchair Accessible
Good for
Child-friendly, Kids
Open Hours
11:00 AM - 9:00 PM
11:00 AM - 9:00 PM
11:00 AM - 9:00 PM
11:00 AM - 9:00 PM
11:00 AM - 9:00 PM
11:00 AM - 9:00 PM
11:00 AM - 9:00 PM
Location and Contact Information
  • Address: 1099 Santa Ynez Ave, Los Osos, CA 93402-2742
  • Location: United States  >  California (CA)  >  San Luis Obispo County  >  Los Osos
  • Phone Number: +1 805-528-0779
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