Residential buildable lot measuring 50x127 with alley access. Site is ready for development, with architect-designed plans for a 2-bedroom, 2-bath carriage house/Accessory Dwelling Unit (ADU) and survey available upon request. Located within close proximity to the Gulfport Arts District, Gulf beaches, golf, Pasadena Yacht & Country Club, and multiple dining and shopping venues. The area is golf cart friendly, providing convenient access to local destinations. The property sits at approximately 16 feet above sea level in Flood Zone X, which FEMA does not classify as a high-risk flood area. Flood insurance is not required. The adjacent home at 5518 21st Ave S (MLS #TB8397347) is available separately or together with this parcel to create a larger residential estate.