Peanut Island | Palm Beach

Peanut Island is a 1.4-acre artificial island located in the Intracoastal Waterway in Palm Beach, Florida. It serves as a public park and a marine research facility.

Visual Characteristics

The island features a sandy shoreline with a perimeter of approximately 0.5 miles. The interior is landscaped with palm trees and other tropical vegetation. A concrete seawall surrounds the island. A 1,500-square-foot pavilion is situated centrally.

Location & Access Logistics

Peanut Island is accessible via a pedestrian bridge from the mainland at 1300 Prosperity Farms Road, Riviera Beach, FL 33404. This bridge is approximately 0.25 miles long. Alternatively, a seasonal ferry service operates from the Riviera Beach Marina, located at 200 East 13th Street, Riviera Beach, FL 33404. Parking is available at the Riviera Beach Marina, with a fee typically charged. Public bus routes serving the Riviera Beach Marina include Palm Tran routes 1 and 41.

Historical & Ecological Origin

The island was created in 1918 by the U.S. Army Corps of Engineers as part of a dredging project to improve navigation in the Lake Worth Inlet. Its original purpose was to serve as a spoil island for dredged material. The island's ecological classification is a man-made coastal habitat, supporting various marine and bird species.

Key Highlights & Activities

Activities include swimming in the designated lagoon area, snorkeling around the island's perimeter, and exploring the nature trails. A playground is available for children. The John D. MacArthur Beach State Park is adjacent to the island and offers additional recreational opportunities. Kayak and paddleboard rentals are available from vendors near the marina.

Infrastructure & Amenities

Restrooms are located near the pavilion. Shaded picnic areas with grills are provided. Cell phone signal (4G/5G) is generally available. Food vendors are not present on the island; visitors are advised to bring their own provisions. Water fountains are available.

Best Time to Visit

The best time for photography is during the morning hours for softer light. The months of March through May offer pleasant temperatures and lower humidity. High tide is recommended for swimming and snorkeling to ensure adequate water depth in the lagoon.

Facts & Legends

A unique feature of Peanut Island is the presence of a Cold War-era bunker, constructed in 1961 for Palm Beach County officials in case of nuclear attack. The bunker is open for tours on select days.

Nearby Landmarks

• Riviera Beach Marina (0.3km Southwest)
• John D. MacArthur Beach State Park (0.8km Northeast)
• Singer Island (1.5km East)
• Palm Beach Inlet (0.6km North)
• Loggerhead Marinelife Center (2.1km Northwest)