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Square Onion

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18 Resolute Ln, Mount Pleasant, SC 29464-2672
+1 843-856-4246
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  • Excellent40%
  • Very good36%
  • Average24%
  • Poor0%
  • Terrible0%
Travelers talk about
“lunch” (10 reviews)
“casserole” (5 reviews)
“sandwiches” (11 reviews)
Closed Now
All hours
American, Soups, Cafe, Vegetarian Friendly
$$ - $$$
18 Resolute Ln, Mount Pleasant, SC 29464-2672
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11 - 20 of 33 reviews

Reviewed July 10, 2016

I live in the neighborhood and am glad to have this place nearby. The sandwiches and other items are well designed and tasty. You can dine inside or outside if the weather is nice, or take away. But I find the prices here pretty steep...More

Thank Michael B
Reviewed June 29, 2016

2 words - Turkey Parm! End of Story! OMG this sandwich is good. They have wonderful desserts and other items in the cooler. The seasoned beef with horseradish on the side...awesome. They definitely focus on quality of everything....the flavors are just amazing. If you don't...More

Thank Derek T
Reviewed January 22, 2016

What a neighborhood gem. I met a friend here and had the half salad and half roast beef sandwich. Brought my husband the next day for soup and salad. Small, cozy, with homemade soups. Talked at length with the owner and it's obvious that he's...More

Thank TravelerNorfolk
Reviewed December 13, 2015

Limited but interesting fare. Soup of the Day was what got my attention and it was good... a chicken and bean soup with some bite. Line is long around dining times and customers a bit crunchy. Expect to be licked by dogs as customers bring...More

Thank JPSaleebyMD
Reviewed July 9, 2015

Located in the Ion neighborhood of Mt. Pleasant, Charleston, this is a family-style upscale deli. You can eat inside, on the sidewalk, or across the street in the little park. Pet-friendly and pleasant, I always annoy watching the neighborhood kids ride by on their scooters...More

Thank JosetteG200
Reviewed April 11, 2015

I absolutely fell in love with this neighborhood. I saw that the Square Onion had very high reviews so I decided to try it out. I had the "Pick Two" with the Meredith and the Mary Hope Salad. I was okay with the $9 price...More

Thank Clifton M
Reviewed January 23, 2015

Well after my fourth caprese sandwich this month I figured it was time to give them a shout out! When I visited Europe I became very fond of the fresh bread and cheese! Almost daily we would pick up a caprese sandwich on the streets...More

Thank Ashleigh H
Reviewed August 27, 2014

This is a great little place for lunch. They serve salads, sandwiches, drinks and desserts with seating indoors or outdoors under shade trees in the Square of I'On. Great place to meet up with some friends. The food is always good and fresh and the...More

Thank Charleston_SCSukey
Reviewed April 25, 2014 via mobile

I went to Square Onion for lunch. it consistently serves a really nice lunch. Breads are fresh and yummy, the soups are very flavorful. The sandwich offerings are creative and good. The only negatives are that it's a tad over priced, and the broccoli slaw...More

Thank Penn B
Reviewed March 29, 2014 via mobile

I visited this bakery/luncheonette on a recent Saturday. The smells are captivating. Chocolate brownie, rosemary bread and crusty baguette permeated the air. There are several crafty sandwiches a couple of salads, fresh and made to order. My roast beef was perfectly rare. Served on a...More

Thank Kiawahkat43
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Restaurant Details

Rating summary
  • Food
  • Value
Lunch, Dinner
Restaurant features
Takeout, Outdoor Seating, Seating, Wheelchair Accessible
Good for
Families with children
Open Hours
10:30 AM - 6:30 PM
10:30 AM - 6:30 PM
10:30 AM - 6:30 PM
10:30 AM - 6:30 PM
10:30 AM - 6:30 PM
10:30 AM - 4:30 PM
Location and Contact Information
  • Address: 18 Resolute Ln, Mount Pleasant, SC 29464-2672
  • Location: United States  >  South Carolina (SC)  >  Coastal South Carolina  >  Mount Pleasant
  • Phone Number: +1 843-856-4246
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