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Mark O's in Mark, IL, is a sought-after American restaurant, boasting an average rating of 4.4 stars. Here’s what diners have to say about Mark O's. Today, Mark O's opens its doors from 5:00 AM to 9:00 PM. Whether you’re curious about how busy the restaurant is or want to reserve a table, call ahead at (815) 339-6577.

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Nathan Davis
5

Truly a hidden gem in the Illinois Valley. The food is outstanding, you can tell everything is skillfully made from scratch.... Highly recommend visiting! Read more

Quentin J Buffington
5

I have never had a bad meal. Excellent food made fresh from scratch.

Thomas Porter
5

Small family restaurant, all menu items appear to be made " in house". Very much an old "supper club" dining experience.

Jeff Greathouse
5

Excellent food and service! Thanks Craig and Shelly.

Theresa M
5

Food is great at a reasonable price. Love the homemade pasta!

Q & A

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FAQs

When is Mark O's open?

Mark O's is open on the following days:

Monday: Closed

Tuesday: Closed

Wednesday: 05:00 AM - 08:00 PM

Thursday: 05:00 AM - 08:00 PM

Friday: 05:00 AM - 09:00 PM

Saturday: 05:00 AM - 09:00 PM

Sunday: Closed

Does Mark O's offer delivery?

Yes, Mark O's offers delivery.