Lat / Lon: N 40° 56.180' / W 072° 34.870'
  • Full Service Marina in the
    Heart of Long Island’s Wine Country

  • Seasonal & Transient Dockage for
    Vessels up to 65 Feet

  • Fast and Easy Access to Great Peconic Bay
    and Flanders Bay

Welcome To Great Peconic Bay Marina

  • Located on the beautiful North Fork of Long Island, Great Peconic Bay Marina provides seasonal & transient dockage, marine repairs and maintenance, fuel dock and a fully stocked ship’s store.
  • Great Peconic Bay Marina is family owned and operated since 1978. Our beautiful marina is nestled in the quaint hamlet of South Jamesport, the heart of the North Fork wine trail.
  • GPBM boaters enjoy a friendly, helpful and fun resort like atmosphere where they spend quality time with friends and family at one of Long Island’s best marinas.

Via the Great Peconic Bay and Flander’s Bay, the marina is minutes from downtown Riverhead, Greenport, the Shinnecock Canal and the South shore of Long Island making Great Peconic Bay Marina a premier location for all your boating wants and needs. After relaxing on our sandy private bay beach, visit Long Island Wine Country’s award winning wineries or enjoy a leisurely stroll to close by specialty shops and restaurants. Just a short distance away you can shop at Tanger Outlets or enjoy dinner and a show at the refurbished Suffolk Theater.

Stop in anytime and tour the Great Peconic Bay Marina, you’ll be glad you did!

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