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2871 Ion Avenue, Sullivans Island
$7,395,000
4 Beds ⋅ 4.5 Baths ⋅ 26009009 MLS
Set on an elevated corner lot along one of Sullivan's Island's most desirable streets, 2871 Ion Avenue offers a rare opportunity to own a truly remarkable coastal retreat. Spanning over 5,000 square feet, this home presents a level of scale no longer permitted under current town building restrictions, affording a unique opportunity to own a residence of this size on Sullivan's Island.Thoughtfully designed for both entertaining and everyday living, the home features expansive gathering spaces and a seamless flow throughout. The gourmet kitchen serves as the centerpiece, complete with two oversized islands that provide ample space for hosting. Multiple living areas offer flexibility across all levels, including a top-floor loft with a wet bar and blackout drapes, ideal for a media lounge, fitness space, playroom, or a private retreat. Two spacious primary suites create an ideal layout for accommodating guests. Just off the main-level primary suite, an additional flex room provides the perfect setting for a private office or expanded wardrobe space. Outdoor living is equally compelling. The rooftop deck is outfitted with integrated lighting and a sound system, offering sweeping island views and an exceptional setting for entertaining. The private backyard is a serene escape, featuring a pool, an outdoor shower, and mature landscaping, including a private English garden, citrus trees and a fig tree. Additional highlights include driveway parking for six or more vehicles and convenient beach access without the need to cross the maritime forest. Positioned on Ion Avenue, known as the island's highest street, this property offers an exceptional combination of scale and location, just moments from Sullivan's Island's celebrated shops, dining, and beachfront.

2871 Ion Avenue, Sullivans Island

Listing courtesy of Listing Agent: Robertson Allen from Listing Office: The Cassina Group. 843-628-0008

1727 Atlantic Avenue, Sullivans Island
$6,595,000
5 Beds ⋅ 5.5 Baths ⋅ 26000321 MLS
Designed by local architect Joel Adrian of Studio 291, and built by Rhodes Residential Builders, 1727 Atlantic Avenue is second row on the southern end of the island, in a quiet area between Stations 17 and 18 adjacent to the beach path. This home is a just a short walk to the beach. Features include Custom cabinets, high-end appliances, standing seam metal roof, natural stone countertops, designer tile, wood plank floors, designer lighting, and large outdoor porch over looking the pool.. An inviting entry leads to a custom kitchen/dining area with large island, with a wet bar. There is also a pantry just off the kitchen. The living room is located toward the ocean side of the house, which includes a fireplace with built-ins.The primary bedroom suite is located on the main level, and includes vaulted ceilings, a soaking tub, massive shower and a large walk-in closet; with washer/dryer connections within the suite. A guest suite, including en suite bath and custom closet is at the front of the house and could be used as an office. From the living area, open the sliding glass doors to bring the outside in. A porch overlooks a rectangular pool, with outdoor living and seating areas underneath poolside, with fireplace. At the top of the stairs on the second floor, there is a den/lounge area, perfect for relaxing. The laundry room is just to the right of this sitting area and there are three bedrooms with ensuite baths and spacious closets.

1727 Atlantic Avenue, Sullivans Island

Listing courtesy of Listing Agent: Chip Warley from Listing Office: Premier Properties Charleston.

3115 Ion Avenue Unit #A, Sullivans Island
$899,000
5 Beds ⋅ 6 Baths ⋅ 24019953 MLS
New co-ownership opportunity by Pacaso: Own one-eighth of Coastal Treehouse, a professionally managed, turnkey home. Learn more about our limited-time year-end offer! Casual elegance flows through this modern island compound with a main home and a detached 2-bed, 2-bath guest house. The home, on the north end of Sullivan's Island, offers a mix of relaxing indoor and outdoor spaces. On the home's second level, telescoping Loewen impact glass doors in the open plan great room reveal an elevated deck and infinity pool, plus a spiral staircase leading to panoramic marsh and ocean views from a rooftop deck. The luxurious primary suite opens to the pool area and includes a spacious en suite bathroom with a tiled double shower and dual-sink vanity.

3115 Ion Avenue Unit #A, Sullivans Island

Listing courtesy of Listing Agent: Charles Tanner from Listing Office: Pacaso Inc..

3115 Ion Avenue Unit #B, Sullivans Island
$899,000
5 Beds ⋅ 6 Baths ⋅ 23010360 MLS
New co-ownership opportunity by Pacaso: Own one-eighth of Coastal Treehouse, a professionally managed, turnkey home. Learn more about our limited-time year-end offer! Casual elegance flows through this modern island compound with a main home and a detached 2-bed, 2-bath guest house. The home, on the north end of Sullivan's Island, offers a mix of relaxing indoor and outdoor spaces. On the home's second level, telescoping Loewen impact glass doors in the open plan great room reveal an elevated deck and infinity pool, plus a spiral staircase leading to panoramic marsh and ocean views from a rooftop deck. The luxurious primary suite opens to the pool area and includes a spacious en suite bathroom with a tiled double shower and dual-sink vanity.

3115 Ion Avenue Unit #B, Sullivans Island

Listing courtesy of Listing Agent: Charles Tanner from Listing Office: Pacaso Inc..

3115 Ion Avenue Unit #C, Sullivans Island
$899,000
5 Beds ⋅ 6 Baths ⋅ 23010359 MLS
New co-ownership opportunity by Pacaso: Own one-eighth of Coastal Treehouse, a professionally managed, turnkey home. Learn more about our limited-time year-end offer! Casual elegance flows through this modern island compound with a main home and a detached 2-bed, 2-bath guest house. The home, on the north end of Sullivan's Island, offers a mix of relaxing indoor and outdoor spaces. On the home's second level, telescoping Loewen impact glass doors in the open plan great room reveal an elevated deck and infinity pool, plus a spiral staircase leading to panoramic marsh and ocean views from a rooftop deck. The luxurious primary suite opens to the pool area and includes a spacious en suite bathroom with a tiled double shower and dual-sink vanity.

3115 Ion Avenue Unit #C, Sullivans Island

Listing courtesy of Listing Agent: Charles Tanner from Listing Office: Pacaso Inc..

Provided courtesy of The Coastal Carolinas Association of REALTORS®. Information Deemed Reliable but Not Guaranteed. Copyright 2026 of the Coastal Carolinas Association of REALTORS® MLS. All rights reserved. Information is provided exclusively for consumers’ personal, non-commercial use, that it may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing.

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