Myrtle Beach to Sea Island Road Trip Guide

Did you know that US Highway 17, the main artery of this route, was originally part of the King's Highway, a colonial postal road established in the 1700s? Driving from Myrtle Beach, SC to Sea Island, GA covers roughly 180 miles along this historic coastal corridor.

The best stops Myrtle Beach, SC to Sea Island, GA are found in the slow lanes of the Lowcountry, where marsh grass meets live oaks draped in Spanish moss. This is not a race; it's a savoring of the Southern coast's quiet beauty.

But how long to drive Myrtle Beach, SC to Sea Island, GA? The actual drive time is approximately 3.5 to 4 hours without stops, but plan for a full day to experience the highlights. Is it worth driving Myrtle Beach, SC to Sea Island, GA? Absolutely, for the unbroken chain of barrier islands, historic forts, and fresh seafood shacks that await.

For travelers wondering about things to do between Myrtle Beach, SC and Sea Island, GA, the answer spans from kayaking through blackwater rivers to tasting she-crab soup in Charleston. The route is a living museum of Gullah Geechee culture and antebellum history.

Key milestones include the Ashley River bridges at mile 100 and the Savannah River crossing at mile 150. The journey requires patience, for the two-lane stretches south of Savannah demand attention to speed limits that dip to 45 mph through small towns.

The Lowcountry ecosystem dominates the drive: vast expanses of Spartina grass, pluff mud that smells of life and decay, and tidal creeks that reflect the sky like mirrors. At Huntington Beach State Park (mile 45), alligators sun on the banks of the freshwater lake just inland from the beach.

Local commerce thrives on seafood: shrimp boats line the docks in McClellanville, SC, a tiny fishing village where you can buy fresh catch directly off the boat. Further south, the historic Gullah Geechee community offers handmade sweetgrass baskets for sale at roadside stands near Mount Pleasant, SC.

For a taste of plantation history, stop at Boone Hall Plantation (mile 80 near Charleston). Its Avenue of Oaks is a photogenic stretch of live oaks planted in 1743. The fields now grow strawberries and pumpkins for agritourism, a far cry from the cotton and rice that built the wealth.

The most authentic culinary experience is the Lowcountry boil: shrimp, sausage, corn, and potatoes seasoned with Old Bay. Enjoy it at The Wreck of the Richard & Charlene (Mount Pleasant) or at a roadside stand outside Beaufort, SC where a styrofoam bowl costs $8.

• Must-see natural site: Savannah National Wildlife Refuge (mile 160) — drive the auto tour loop for views of herons and egrets.
• Cultural stop: Penn Center on St. Helena Island (mile 130) — the first school for formerly enslaved African Americans.
• Local delicacy: She-crab soup in Charleston — try at Fleet Landing Restaurant near the waterfront.

US 17 is generally safe, but watch for deer at dawn and dusk, especially in the swaths of Francis Marion National Forest between Myrtle Beach and Charleston (mile 30-70). The speed limit drops from 55 to 45 mph through town centers like Georgetown and Walterboro. Radar traps are common in these small towns — local police focus on out-of-state plates.

For families, the best rest stop is the South Carolina Welcome Center on I-95 at mile 153 (just off US 17). It features clean bathrooms, picnic tables, and a small playground. Another kid-friendly pit stop is the Children's Museum of the Lowcountry in Charleston (mile 95), but book timed tickets online to avoid crowds.

Fatigue management is crucial on this drive. While views are distracting, the monotonous marsh stretches can induce drowsiness. Plan to stop every 90 minutes at rotating locations: the Old Sheldon Church Ruins (mile 110) for a peaceful 10-minute walk, or the Hardeeville Buc-ee's (mile 165) for caffeine and beef jerky. The best stops Myrtle Beach, SC to Sea Island, GA include these fatigue breakers.

Pet-friendly stops: several state parks along the route allow leashed dogs on trails. Try Edisto Beach State Park (mile 70) for a quick beach walk. Note that many restaurants with outdoor patios accept dogs, but call ahead. The Sea Island resort offers pet-friendly rooms and a dog-walking area.

• Rest stop tip: Avoid rest areas on I-95 between 10pm and 6am if traveling solo — they can be isolated.
• Child activity: The Sandbox, an interactive children's museum in Hilton Head (mile 180), is worth the detour.
• Safety warning: Do not stop on the shoulder to photograph alligators — use designated pull-offs.

Fuel economy along this route varies; expect to fill up twice if you drive a standard sedan. Gas stations are plentiful in Myrtle Beach and Savannah, but sparse along the rural stretches of US 17 between Charleston and Savannah. Plan to top off in Walterboro, SC (mile 120) or Hardeeville, SC (mile 150).

Tolls are nonexistent on US 17, but the road quality varies. The South Carolina stretch is smooth asphalt with occasional rumble strips on the shoulders. Georgia's portion, especially from Richmond Hill to Brunswick, features concrete segments with expansion joints that can be noisy. Watch for potholes after winter freezes in the low-lying areas near the Savannah River.

Estimating expenses: gas costs roughly $45 for the full trip (assuming 25 mpg and $3.50/gallon). Parking at Sea Island is included with resort stays, but day visitors pay $10 at the beach entrance. Tolls for alternative routes (I-95) would add $7 in South Carolina and $5 in Georgia if you choose speed over scenery.

For a deeper dive on planning, check out how to find the best stops and hidden gems between cities.

• Estimated total cost: $55–$80 (gas + food + parking)
• Best fuel stop: Buc-ee's in Hardeeville, SC (clean restrooms and snacks)
• Road condition alert: US 17 bridges near Beaufort, SC have weight restrictions; RV drivers should check clearance.
• Recommended app: GasBuddy for current prices along the route.