Belfast to Montauk: Ultimate East Coast Road Trip Guide

Old US-1 begins just north of Belfast, where a 1912 steel-truss bridge still stands. From there, you traverse 400 miles to Montauk Lighthouse, the fourth-oldest in the U.S. This route merges coastal Maine, New Hampshire, Massachusetts, Rhode Island, Connecticut, and New York.

Driving Belfast, ME to Montauk, NY takes about 7–9 hours without stops. But the real journey is off the interstate. To find the best stops and hidden gems, use the how to find the best stops and hidden gems between cities approach.

I-95 in Connecticut has narrow shoulders and heavy truck traffic. Use rest areas every 2 hours: Kennebunk (Mile 25), Hooksett (Mile 53 Sturbridge), and Branford (Mile 59). In bad weather, slow down on NY-27's unlit sections.

• Road quality: Good in Maine and Massachusetts; fair in Rhode Island (potholes); excellent on NY-27.
• Emergency: Dial 911. Nearest hospitals: Maine Medical Center (Portland), Mass General (Boston), Stony Brook (Long Island).

Family-friendly: Children's Museum in Portland, Boston's New England Aquarium, Mystic Aquarium, and Long Island Aquarium in Riverhead. Playgrounds at rest stops (Clinton, CT). Pet-friendly: Baxter State Park (Belfast), Canine Cove (Hampton Beach), Montauk's dog beach.

• Fatigue management: Stop every 90 minutes. Walk dogs at Hammonasset Beach (CT). Caffeine at Dunkin' locations every 10 miles.
• Hidden off-route: Dogtown (Gloucester, MA) – abandoned 19th-century settlement with strange boulder carvings. Add 20 minutes.

From Belfast, take US-1 south to I-95 in Portland. Continue on I-95 through New Hampshire and Massachusetts, then merge onto I-495 south to avoid Boston traffic. At Cape Cod, switch to MA-6 then cross the Bourne Bridge. In Rhode Island, take I-95 to Providence, then US-1 south into Connecticut. For Montauk, take I-95 to I-295 in New York, then NY-27 east to the end.

• Key highways: US-1, I-95, I-495, MA-6, NY-27
• Tolls: Several on I-95 in New Hampshire and Massachusetts (~$5). No tolls in Maine.
• Fuel stops: Every 20–30 miles on interstates; less frequent on US-1 in Maine and Rhode Island.

Fuel costs vary: $3.50/gal in Maine, $4.10 in New York (2025 averages). Budget $50–70 for gas total. For an EV, plan charging at Electrify America stations in Portland, Boston, and Riverhead.

• Best gas: BJ's Wholesale (Portland), Costco (Dedham, MA), Speedway (New Haven)
• EV chargers: 50+ stations along route; avoid charging in Cape Cod during summer.

Belfast to Camden Hills State Park: 15 miles of rocky coastline. Mount Battie offers a 360° view of Penobscot Bay. In autumn, maples and oaks blaze orange. Continue south to Freeport for LL Bean flagship store.

• Best stops inland: Camden Hills, Boothbay Harbor, Pemaquid Point Lighthouse
• Coastal views: Route 1 from Rockland to Wiscasset (35 miles of working harbors)

New Hampshire: Portsmouth's Strawbery Banke Museum (10 acres of colonial gardens). Massachusetts: Salem's witch history (20 miles north of Boston). Connecticut: Mystic Seaport Museum (19th-century sailing ships).

• Local commerce: Portland's Old Port for artisan cheese, Boston's North End for cannoli, Mystic for pizza.
• Montauk: Fishing villages, surf shops at Ditch Plains, and fresh lobster at the Lobster Roll.