Monroe County Building Departments (Florida)

Monroe County Building Departments develop and enforce building codes to ensure the construction of safe buildings in Monroe County, Florida. The Building Department maintains building and zoning records, including design plans for construction and renovation projects, records on the current structures on any parcel, maps showing property lines, and Monroe County building permits issued by the department. They also keep records on a property's compliance with Monroe County building codes, including building and zoning violations, as well as records of inspection reports. Many Building Departments provide online access to building records.

Key Colony Beach Building Department Key Colony Beach FL 600 West Ocean Drive 33051 305-289-0247

Key West Building Department Key West FL 3140 Flagler Avenue 33040 305-809-3956

Monroe County Building Department Key West FL 5503 College Road, Ste 203 33040 305-295-3990

Monroe County Building Department Marathon FL 2798 Overseas Highway, Ste 300 33050 305-743-5405

Monroe County Building Department Key Largo FL 102050 Overseas Highway, Ste 116 33037 305-852-7100

Monroe County Planning Department Marathon FL 2798 Overseas Highway, Ste 300 33050 305-289-2501

Monroe County Planning Department Key Largo FL 102050 Overseas Highway, Ste 116 33037 305-453-8800


Monroe County Assessors evaluate the value of properties and parcels in order to determine property taxes. The Assessor's Office maintains current data on every property in the Monroe County, FL including inventories of parcels and structures, zoning boundaries, and the value of all the property in the jurisdiction. Assessors may also keep Monroe County building and zoning records, such as reports from on-site inspections, maps of property lines and zones, and value assessments for building improvements. Many Assessor's Offices provide online access to their records, including documents on building and zoning.

Monroe County Appraiser's Office Key West FL 500 Whitehead Street 33040 305-292-3420

Monroe County Code Enforcement Departments ensure compliance with building and zoning codes for a county or local government. Code Enforcement Departments in Florida keep records on building code violations, zoning regulations, and zoning violations. They also maintain records on Monroe County building inspections, complaints filed against properties or businesses, violations issued by the department, and other local rules and regulations. The records maintained by the Code Enforcement Department are often available online.

Monroe County Code Enforcement Key Largo FL 102050 Overseas Highway, 116 33037 305-852-7135

Monroe County FL Code Enforcement Key West FL 5503 College Road, 204 33040 305-292-4495

Monroe County Florida Code Enforcement Key Largo FL Overseas Highway 33037 305-453-8806


Monroe County Treasurers and Tax Collectors are responsible for the collection of property tax revenue in FL. The Office of the Treasurer and Tax Collector maintains and updates records on every parcel in the district, as well as maintaining certain building and zoning records. These records include building valuations, zoning boundaries, and building construction. Treasurers and Tax Collectors also keep documents on Monroe County property taxes, including property tax assessments, defaults on property taxes, and tax liens. The office may also maintain information on property auctions and a property's prior liens or foreclosures. Many Treasurers and Tax Collectors provide online databases to access their Monroe County building records, including documents on building and zoning.

Monroe County Tax Collector Tavernier FL 88800 Overseas Highway 33070 305-852-7150

Monroe County Tax Collector Marathon FL 3101 Overseas Highway 33050 305-289-6034

Monroe County Tax Collector Key West FL 1200 Truman Avenue, Ste 207 33040 305-295-5010

Monroe County Tax Collector Key Largo FL 101463 Overseas Highway 33037 305-451-0984

Monroe County Tax Collector's Office Key West FL PO Box 1129 33041 305-295-5010