Florida State Road 615
# Florida State Road 615

State Road 615 (SR 615), locally known as 25th Street, is a 6.2-mile-long (10.0 km) north–south commuter road serving St. Lucie County, Florida. Its northern terminus is an intersection with U.S. Route 1 (US 1 or SR 5) northeast of the St. Lucie County Airport in St. Lucie Village. SR 615 continues south along 25th Street, intersecting with Okeechobee Road (CR 770) and Virginia Avenue (SR 70) before the state road designation ends at its intersection with Edwards Road (CR 611). County Road 615 (CR 615) begins here (albeit unsigned) and extends 10.1 miles (16.3 km) south to Port St. Lucie. At Midway Road (CR 712), the road changes names from 25th Street to St. James Drive. After winding its way through northern Port St. Lucie, St. James Drive ends at an intersection with Airoso Boulevard, with the CR 615 designation continuing south along Airoso Boulevard. After intersections with Prima Vista Boulevard and Crosstown Parkway, CR 615 and Airoso Blvd. finally reaches its southern terminus with Port St. Lucie Blvd. (SR 716), where Port St. Lucie's City Hall is located.

No county route signage exists south of Edwards Road in Fort Pierce.

## Major intersections

The entire route is in St. Lucie County.

| Location | mi | km | Destinations | Notes |
| - | - | - | - | - |
| Port St. Lucie | 0.0 | 0.0 | SR 716 (Port St. Lucie Boulevard) to US 1 / Florida's Turnpike | |
| White City | 7.6 | 12.2 | CR 712 (Midway Road) to US 1 / I-95 | |
| Fort Pierce South | 10.10.000 | 16.30.000 | CR 611 (Edwards Road) | Transition from CR 615 to SR 615 |
| Fort Pierce | 0.991 | 1.595 | SR 70 (Virginia Avenue) to I-95 / US 1 / Florida's Turnpike | |
| Fort Pierce | 1.796 | 2.890 | CR 770 (Okeechobee Road) | Former routing of SR 70 |
| Fort Pierce | 2.496 | 4.017 | SR 68 (Orange Avenue) | |
| Fort Pierce North | 5.016 | 8.072 | SR 608 east / CR 608 west (St. Lucie Boulevard) – Airport | Termini of SR 608 and CR 608 |
| St. Lucie Village | 6.168 | 9.926 | US 1 | Road is unsigned SR 5 |
| 1.000 mi = 1.609 km; 1.000 km = 0.621 mi Route transition |||||
