Florida State Road 817 (SR 817) is a 25.691-mile-long (41.346 km) state highway in the U.S. state of Florida, locally known as Northwest 27th Avenue (Unity Boulevard / Carrie P. Meek Boulevard) in Miami-Dade County and University Drive in Broward County. Its southern terminus is an intersection in Opa-locka with SR 9, which continues south along Northwest 27th Avenue to Dixie Highway (U.S. Route 1 (US 1) / SR 5) in the Coconut Grove neighborhood of Miami. Its northern terminus is at State Road 834 in Coral Springs, though the right of way continues north to Loxahatchee Road (County Road 827 or CR 827) at the Palm Beach County line.