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The Red Onion 1
American Food
The Red Onion 2
The Red Onion 3
The Red Onion 4
The Red Onion 5

The Red Onion

Monument Corridor

The Red Onion is a spotless, family-run diner where the burgers are hefty, the Onion Rings are legendary, and the milkshakes taste like childhood. Come hungry and don't skip the chili cheese fries.

Hole-in-the-wall gem
Mom-and-pop diner
Immaculately clean
Juicy handmade burgers

Tips

🧅"onion rings were the best I've ever eaten"
🍍try the pineapple shake
💳tap to pay accepted

The Red Onion

2699 Monument Blvd C, Concord, CA 94520, USA