Alonzo’s Oyster Bar Key West - Waterfront Seafood

Alonzo’s Oyster Bar brings casual waterfront seafood dining to 700 Front Street at the historic A&B Marina in Key West. Known for fresh oysters, local catches, seafood towers, Caribbean and Cuban-inspired flavors, and harbor views with water on three sides, this Key West seafood restaurant is a strong choice for lunch, happy hour, dinner, sunset drinks, and relaxed marina-side gatherings.

The menu highlights raw oysters, fresh seafood starters, chowders, salads, sandwiches, pastas, daily seafood specials, and shareable towers built for visitors who want a lively taste of the waterfront. Signature seafood towers, oyster selections, shrimp, lobster, fish, conch, and island-style plates make Alonzo’s a dependable stop for casual dining near the Historic Seaport, Mallory Square, and the Key West Bight.

Daily happy hour adds extra appeal with discounted small plates, oysters, cocktails, and marina views, creating one of the most convenient waterfront stops for guests exploring Old Town Key West. Indoor seating, outdoor dining, bar service, and a relaxed coastal atmosphere keep the experience easy, social, and unmistakably Key West.