Sullivans Island Beach is generally safe for swimming and very family-friendly, with gentle waves and a gradual slope. Lifeguards are on duty daily from late May through early September, typically 10am-6pm. The beach has minimal undertow compared to other South Carolina beaches. Always check daily flag warnings and swim near lifeguard stations. The island has a family-oriented atmosphere with strict noise ordinances and alcohol restrictions on the beach, making it ideal for children. Watch for occasional jellyfish in summer months and observe posted advisories.

Late spring (May-June) and early fall (September-October) offer the best conditions with warm temperatures, fewer crowds, and comfortable ocean water. Summer (July-August) brings peak tourism, hot weather, and warmest water but larger crowds. Winter months are quieter with mild temperatures (50s-60s°F) perfect for beachcombing and walking, though swimming is cold. Hurricane season runs June through November. Weekdays are significantly less crowded than weekends year-round. The beach remains accessible and enjoyable throughout the year due to South Carolina's temperate climate.

Sullivans Island is accessible via Highway 17 and the Ben Sawyer Bridge, located about 20 minutes from downtown Charleston. Free public parking is available at designated areas along Middle Street, Station 18½, Station 21, and Station 28½. Parking fills quickly on summer weekends, so arrive before 10am. There are no parking meters, but observe posted restrictions. No commercial parking lots exist on the island. Bike racks are available at beach access points. The island is also accessible by bicycle from Mount Pleasant via dedicated paths.

Sullivans Island has several excellent restaurants within walking or short driving distance of the beach. Popular options include Poe's Tavern (burger joint themed after Edgar Allan Poe), Home Team BBQ, and Obstinate Daughter for upscale Italian. The island has a small commercial district with convenience stores, ice cream shops, and beach supply rentals. Public restrooms and outdoor showers are available at main beach access points. For accommodations, options are limited to vacation rentals and the nearby Tides Folly Beach hotel, as no hotels exist directly on Sullivans Island.

Edgar Allan Poe was stationed at Fort Moultrie on Sullivans Island in 1827-1828 while serving in the U.S. Army. His time on the island inspired his famous short story "The Gold-Bug," which is set on Sullivans Island and features local landmarks. Visitors can explore Fort Moultrie National Monument, which includes exhibits about Poe's residency. Poe's Tavern, a popular beachside restaurant, celebrates this literary connection with Poe-themed decor and menu items named after his works. The island embraces this unique cultural heritage.