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Property Description
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.
Full Property Details
Full Property Details for 37 21st Ave
General
- Price: $1,750,000
- Status: Active
- Type: Single Family
- Source: Charleston_Trident_MLS
- MLS ID: 26014450
- Updated: 5/19/2026
- Added to Site: 1 day(s) ago
Rooms
Bathrooms
- Total Bathrooms: 2
- Full Bathrooms: 2
Bedrooms
- Total Bedrooms: 3
Exterior
- Deck/Patio: Patio
Parking
- Parking Features: Off Street
Location
- Area: 44 - Isle of Palms
- County: Charleston
- Driving Directions: Come Over The Isle Of Palms Connector From Mt. Pleasant And At The Light Turn Left Onto Palm Boulevard. Take A Left Onto 21st Avenue And Property Will Be On Your Left On The Corner Of 21st Avenue And Waterway Boulevard.
School Information
- Elementary School: Sullivans Island
- Middle School: Laing
- High School: Wando
Community
- Community Name: 44 - Isle of Palms
Utilities
- Sewer: Septic Tank
- Water: Public
Structural Information
- Architectural Style: Ranch
- Foundation: Slab
- Stories/Levels: 1
- Building Size: 1289
- Square Feet: 1,289
- Year Built: 1960
Lot Features
- Lot Size (Acres): 0.28
- Lot Size (Sq. Ft.): 12,196
Financial Considerations
- Terms: Cash, Conventional
Listed by Carolina One Real Estate
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Schools
Schools serving 37 21st Ave
School District:Charleston County School District
| Name | Grades | Distance |
|---|---|---|
Sullivans Island Elementary School 2014 Mike Perkis Place, Sullivan's Island, SC 29482 | PK-5 | 3.9 mi |
Moultrie Middle School 645 Coleman Boulevard, Mount Pleasant, SC 29464 | 6-8 | 5 mi |
Wando High School 1000 Warrior Way, Mount Pleasant, SC 29466 | 9-12 | 6.6 mi |
Disclaimer:
School attendance boundaries provided by ATTOM Data Solutions and are for reference only. Contact the school directly to verify enrollment eligibility.
Price & Sales History for 37 21st Ave
Date
Details
Price
Change
Source
5/18/2026
Listed
$1,750,000
—
MLS
Disclaimer: Historical sales information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.
Tax History
Tax History for 37 21st Ave
Year
Property Taxes
Change
Tax Assessment
Change
2024
$12,521
3%
$54,000
—
2023
$12,122
126%
$54,000
124%
2022
$5,365
1%
$24,150
—
2021
$5,305
1%
$24,150
15%
2020
$5,234
11%
$21,000
—
2018
$4,712
3%
$21,000
—
2017
$4,586
11%
$21,000
7%
2016
$4,114
5%
$19,560
—
2015
$3,914
-9%
$19,560
6%
2012
$4,298
—
$18,430
—
Disclaimer: Historical tax information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.
Estimate the Cost
Estimate the Cost for 37 21st Ave
37 21st Avenue, Isle Of Palms, SC 29451 (MLS# 26014450) is a Single Family property with 3 bedrooms and 2 full bathrooms. 37 21st Avenue is currently listed for $1,750,000 and was received on May 18, 2026. Want to learn more about 37 21st Avenue? Do you have questions about finding other Single Family real estate for sale in Isle Of Palms? You can browse all Isle Of Palms real estate or contact a Coldwell Banker agent to request more information.

