31031 Avenue A Exceptionally finished commercial office building for lease on U.S.-1 (Overseas Highway) in Big Pine Key, offering approximately 2, 436+/- square feet of turnkey professional space with outstanding visibility near Mile Marker 31. According to Florida Department of Transportation (FDOT) data, this corridor experiences average daily traffic counts generally ranging from approximately 20, 000 to over 30, 000 vehicles per day, providing excellent exposure for businesses seeking a high-traffic location. The interior features custom built-in cabinetry throughout, creating a polished, executive-level workspace rarely found in the Lower Keys. The space includes two reception areas, multiple private offices, and a dedicated conference room furnished with two granite conference tables. All office desks and chairs currently in place are included with the lease, offering a truly turnkey opportunity. Additional highlights include etched glass artwork on interior office windows and bathroom mirrors, a kitchenette with refrigerator, and extensive built-in storage integrated seamlessly into the design. The building also includes use of an on-site storage shed, providing convenient additional storage space. This professionally designed office is ideal for legal, financial, medical, real estate, insurance, or other executive or service-oriented users seeking a highly visible, move-in-ready location with exceptional interior finishes. Lease Terms: - Base Rent: $4, 500 per month plus applicable Florida sales tax - Lease Type: Triple Net (NNN) - Tenant responsible for property taxes, insurance, utilities, and maintenance per lease terms Shown by appointment only.