Keystone Corner Lunch

Name: Keystone Corner Lunch
Address: 107 N Michael St, St. Marys, Pennsylvania, 15857, US
Telephone: (814) 208-7373
Price range: $
Rating: 4.7

$ • Burgers, Barbeque

Hours:
107 N Michael St, St Marys
(814) 208-7373

Menu Order Online

Take-Out/Delivery Options

no-contact delivery

Customers' Favorites

Loaded Fries with Bacon and Beer Cheese

Chili Cheese Fries with Bacon

Buffalo Chicken Sandwich

French Onion Burger

Hot Dog with Fries

French Fries

Patty Melt

Hamburger

Large Fry

Poutine

Keystone Corner Lunch Reviews

4.7 (36)

Write a review

December 2023

Stopped here tonight by chance. We were in the area and normally will go to another establishment. We never knew this place was here.Checked Google and found Keystone Corner. I tell you what, damn glad we chose to come here. The entire staff was super friendly, the diner vibe is perfect and the burger was the best I’ve had.It was just hitting on all cylinders. Moisture was spot on, flavors were perfect. Everything just worked perfectly together on it.The fries were also...read full review

September 2023

It was the best gluten free hamburger I have had. We shared an order of loaded French fries with cheese, sauce and chives. I will be back.Dietary restrictions: They have gluten free options.

August 2023

Another great lunch spot in St. Marys, PA. This is definitely comfort food. Some really interesting burgers and dogs. I tried the French Onion smash burger and it did not disappoint. My only criticism is too much (by which I mean any) of the deliciousness slides out the back of the burger. Fries were hot and crispy.The dining area is small but clean and comfortable.The staff was extremely friendly with a prompt warm greeting on entering. Only one customer ahead of me and...read full review

More Reviews(154)