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Seaside Grill

451 E Main St, directly behind Hyatt Place East End & Resort, Riverhead, NY 11901-2556
+1 631-208-9200
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  • Excellent40%
  • Very good31%
  • Average5%
  • Poor2%
  • Terrible22%
13 Jul 2017
“Hyatt hotel restaurant”
21 Jun 2017
“What a nice surprise”
Closed Now
11:00 AM - 11:00 PM Hours
American, Bar, Seafood, Grill
$$ - $$$
451 E Main St, directly behind Hyatt Place East End & Resort, Riverhead, NY 11901-2556
All Details
Write a ReviewReviews (35)
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1 - 10 of 34 reviews

Reviewed 10 September 2017 via mobile

My wife and I ate lunch here and my fish tacos were tasteless and over cooked. My wife's flounder sandwich was all fried breaking and little fish. You may wish to avoid this restaurant. Even the sangria was all ice.

Thank Robert R
Reviewed 13 July 2017 via mobile

We choose to sit outside patio food was really good the service was bad waited long, kept asking for drinks took so long good thing I had bottled water in my purse

Thank Mary T
Reviewed 21 June 2017

You would never know you were in the middle of downtown Riverhead. When you visit the Seaside Grill you almost feel like you are on vacation in Florida! We had lunch there yesterday and to my surprise the place was terrific. We had fish tacos...More

1  Thank kerbo71
Reviewed 15 November 2016

My kids loved to swim with their dad while I relaxed with a delicious mojito! The service was quick and friendly. There was also a singer singing. Very relaxing atmosphere.

Thank KatTeran
Reviewed 22 August 2016 via mobile

Good option to eat al fresco, the burgers are great and the also have live music on Sunday. I will definitely be back and recommend to my friends visiting the area during the summer.

Thank Vacaciones23
Reviewed 19 August 2016

The Seaside Grill is poolside at the Hyatt Place with nice views of the boats and river. The food was mostly sandwiches, wraps and burgers but above average in flavor and creativity. Sangria was freshly made. Ryan our waiter was super. There are happy hour...More

Thank Edward S
Reviewed 17 August 2016

a limited menu, but the quality was decent. it's a convenient place to sit and have a salad, a burger or other light lunch and the prices are very reasonable. service was a little uneven, although when my server did show up, she was very...More

Thank Catherine H
Reviewed 12 August 2016

This restaurant is located outdoors at the back of the Hyatt Place hotel, next to their pool and overlooking the harbor. (It can be accessed either through the hotel or by exiting from the Long Island Aquarium's Butterfly exhibit.) We were seated immediately by a...More

Thank Lisa C
Reviewed 12 August 2016

Great place to relax. We listened to two singers (one woman played the guitar) and they were very good. My husband had the Sangria, it was one of the best he (and I) had ever tasted, and the home made potato chips were out of...More

Thank codakrome
Reviewed 4 October 2015 via mobile

We went to Seaside Grill after seeing a Groupon for it. We live in the area and didn't even know it was there. This spot is truly a hidden gem!! The location was great, service was perfect and the food was delicious. The only thing...More

Thank Joanna H
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Questions & Answers
Kathleen D
15 August 2017|
Response from SeasideGrill2012 |
Hello. Yes, there is parking. Turn into the Hyatt lot and head to the back, by the river.
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Restaurant Details

Rating summary
  • Food
  • Value
Average prices
US$6 - US$20
American, Bar, Seafood, Grill
Lunch, Dinner, Drinks
Restaurant features
Takeout, Seating, Waitstaff, Parking Available, Street Parking, Television, Wheelchair Accessible, Serves Alcohol, Full Bar, Accepts Mastercard, Accepts Visa, Accepts Credit Cards
Good for
Open Hours
11:00 AM - 10:00 PM
11:00 AM - 10:00 PM
11:00 AM - 10:00 PM
11:00 AM - 10:00 PM
11:00 AM - 10:00 PM
11:00 AM - 11:00 PM
11:00 AM - 11:00 PM
Location and Contact Information
  • Address: 451 E Main St, directly behind Hyatt Place East End & Resort, Riverhead, NY 11901-2556
  • Location: United States  >  New York (NY)  >  Long Island  >  Hamptons  >  Riverhead
  • Phone Number: +1 631-208-9200
Sipping margaritas by a sparkling pool on a sunny day next to the water. The Seaside Grill, located adjacent to the Hyatt Place East End & Resort Marina, is the newest seasonal hot spot to hit Long Island’s East End. With views of the lush scenery of the Peconic River, along with the boats dotting the shore at Treasure Cove Resort Marina, patrons can enjoy lunch or sip a cool drink under spa blue umbrellas.
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