Key West to Brunswick GA: Ultimate Road Trip Guide

This route traces the famous Overseas Highway (US-1) from Key West, FL to Brunswick, GA—a journey of roughly 450 miles that crosses 42 bridges over the Florida Keys, including the iconic Seven Mile Bridge. The drive takes 8–10 hours without stops, but savvy travelers spend 3+ days exploring.

Key to planning: The Overseas Highway has no shoulders in many sections, and gas stations on the Keys are sparse. Fill up before leaving Key West. how to find the best stops and hidden gems between cities helps you uncover off-the-beaten-path attractions.

Natural Landscapes

Florida Keys: Crystal-clear turquoise waters, coral reefs, and mangrove forests. John Pennekamp State Park offers snorkeling. The Everglades, accessible via Florida City, features alligators and airboat tours.

• Key West to Key Largo: 126 bridges, including Seven Mile Bridge (views at sunset).
• Atlantic Coast: Beaches from Palm Beach to St. Augustine are wide and sandy.
• Cumberland Island (GA): Wild horses and pristine beaches, accessible by ferry from St. Marys.

Local Commerce & Culture

Key West: Hemingway's house, Duval Street, conch fritters. St. Augustine: Oldest city in the U.S., Spanish fort (Castillo de San Marcos). Brunswick: Historic downtown with Victorian architecture and shrimp boats.

• Seafood shacks in the Keys (e.g., Robbie's of Islamorada for tarpon feeding).
• Farmers markets in Fort Pierce and Daytona Beach.
• Antique shops in Brunswick's historic district.

Road Safety

US-1 through the Keys is narrow with no shoulders. Watch for cyclists and sudden stops. I-95 is well-maintained but heavy traffic near Jacksonville. Hurricane season (June–Nov) may cause closures.

• Emergency services: Cell coverage is spotty in parts of the Everglades.
• Breakdowns: Have a roadside assistance plan.

Family and Child Suitability

Great for families: Interactive museums (Key West Aquarium), beaches with gentle waves (Islamorada), and state parks with junior ranger programs.

• Rest stops: Rest areas every 30–40 miles on I-95 with playgrounds.
• Pet-friendly: Many beaches allow dogs (Fort De Soto Park).

Fatigue Management & Rest Zones

Break driving into 3–4 hour segments. Overnight stops: Florida City, Vero Beach, or St. Augustine. Rest areas on I-95: Indian River, St. Johns, and Nassau counties.

• Hidden off-route spots: The Skunk Ape Research HQ in Ochopee (Everglades) and the tiny town of Micanopy for antique shopping.
• Scenic detour: A1A from Miami to Palm Beach offers ocean views.

From Key West, take US-1 north through the Keys. After Key Largo, continue onto Card Sound Road or stay on US-1 to Florida City. Then merge onto I-95 for the straight shot to Brunswick, GA. The best stops along Key West, FL to Brunswick, GA include Florida City, Fort Pierce, Daytona Beach, and Jacksonville.

• Best stops Key West, FL to Brunswick, GA: Seven Mile Bridge, John Pennekamp Coral Reef State Park, Palm Beach, St. Augustine.
• How long to drive Key West, FL to Brunswick, GA: 8–10 hours non-stop, but plan for 3–5 days to enjoy attractions.
• Is it worth driving Key West, FL to Brunswick, GA: Absolutely—the Keys are unique, and the Florida coast offers beaches, history, and wildlife.

Gas stations become scarce after Key Largo. Last cheap gas is at Florida City. Tolls: I-95 has tolls near Daytona Beach ($3–8). Have cash or SunPass.