Town Hall Address United States- Monroe County Website http://www.islamorada.fl.us/ County Clerk (305) 292-3540 https://gov.propertyinfo.com/fl-monroe/ Mon - Fri: 8:30am - 5pm 500 Whitehead St. Key West, 33040 United States Tax Collector (305) 295-5010 http://www.monroetaxcollector.com/ Mon- Fri: 8am - 4:45pm 1200 Truman Ave #101 Key West, 33040 United States Assessor (305) 292-3420 http://qpublic.net/fl/monroe/ Mon - Fri: 8am - 5pm 500 Whitehead St. Key West, 33040 United States County Monroe