Duplexes for Sale in Old San Juan, Miami, FL

Based on information from the Southeast Florida Multiple Listing Service (SEFMLS) or from MIAMI Association of REALTORS® through Oct 9, 2026, 8:45 AM. The MLS Data is deemed reliable, but is not guaranteed accurate by MIAMI REALTORS®. Accuracy of listing information is not guaranteed. Listing information is provided for personal consumer, non-commercial use, solely to identify potential properties for potential purchase. All other use is strictly prohibited and may be a violation of federal and state law. Copyright Southeast Florida MLS a/k/a SEFMLS © 2026. All rights reserved.