Rowena’s Diner & Bar in Arnold, MO, is a traditional diner offering classic American comfort food and a welcoming atmosphere. We are situated in Arnold, MO, providing a local gathering place for residents and visitors.
Operator computes a Business Health Score every night at 2 am HST. It's the one number that tells you if this shop is winning, losing, or steady. Here's how Rowena's Diner & Bar broke down on Apr 15, 2026.
Rowena's Diner & Bar is tracked nightly in Operator's Diner market index for Arnold, MO.
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