
37 21st Avenue · Isle of Palms, SC 29451
Charming 3-bedroom, 2-bath ranch-style cottage located on a desirable corner lot in the heart of Isle of Palms. Situated at the corner of 21st Avenue and Waterway Boulevard, this property offers the perfect blend of island charm, convenience, and future potential. Surrounded by beautiful grand oak trees and offering potential sneak peeks of the Intracoastal Waterway, the setting captures the essence of Lowcountry coastal living.Ideally located within walking distance to the beach, local restaurants, island shops, and County Park beach access, this home provides easy access to everything that makes Isle of Palms so desirable. The home is currently operated as a vacation rental, offering excellent flexibility as a primary residence, second home, or income-producing investmentproperty. Rental information is available upon request. Home is also being sold fully furnished.
The approximately 0.28-acre property is zoned SR-1 and contains approximately 12,196.8 square feet. An arborist has reviewed the property, offering insight into the potential for a larger footprint and future 2-story construction should a buyer wish to expand or redevelop in the future. As a corner lot, the property benefits from two front setbacks and two side setbacks:
* Front Setbacks: 24'
* Side Setbacks: 10'
Whether you are looking for a charming island cottage to enjoy today or a property with long-term redevelopment potential, this home presents a rare opportunity in one of the Charleston area's premier coastal communities. Enjoy nearby golf, boating, watersports, dining, and endless outdoor recreation while embracing the relaxed Lowcountry lifestyle.
Features & Amenities
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Neighborhood Snapshot
U.S. Census Bureau, ACS 5-year estimatesNeighborhood data describes this home's U.S. Census tract and is provided for information only. Statistics describe an area, not any individual property or its residents.
Monthly Cost Estimate
* Estimates only. Actual rates, payments, and terms vary. Consult a licensed mortgage professional.
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Last Updated: Oct 9, 2026