County Road 603 (Indian River County, Florida)

CR 603 begins in Vero Beach South at the intersection with US 1. The road heads north, intersecting with CR 612 (8th Street). In Vero Beach, CR 603 intersects SR 656, with access to the Alma Lee Loy Bridge. The intersection is the sight of the "Three Corners" project of Vero Beach.^{[5][6][7][8][9]} At the intersection with SR 60, CR 603 and SR 60 begin running concurrently. Shopping is provided at the Miracle Mile neighborhood nearby. SR 60 provides access to downtown Vero Beach. SR 60 exits CR 603 near Royal Palm Point at the Merrill P. Barber Bridge, where construction is underway.^[10] CR 603 intersects with 37th street in Vero Beach, providing access to Cleveland Clinic Indian River Hospital and surrounding medical facilities.

In Gifford, CR 603 intersects CR 630 (41st Street), which connects to the Vero Beach Regional Airport. CR 630 provides access to the Indian River County Jail as well. A housing development with a recreational area is under construction at the intersection.^[11] CR 603 ends on US-1 in Gifford and continues locally as 53rd street.

The entire route is in Indian River County.

Location	mi[12]	km	Destinations	Notes
Vero Beach South	0.00	0.00	US 1 / SR 5 / CR 605 – McKee Botanical Gardens	Southern terminus
	0.58	0.93	CR 612 west (8th Street) to US 1
Vero Beach	1.77	2.85	SR 656 (17th Street) to SR A1A / US 1Module:Jct error: Invalid "to" argument	Alma Lee Loy Bridge
	2.13	3.43	SR 60 west (20th Street) to I-95 – Downtown Vero Beach	Southern end of SR 60 concurrency
	2.73	4.39	Royal Palm Boulevard (Royal Palm Pointe Business District)
	3.12	5.02	SR 60 east (Beachland Boulevard) to SR A1A – Vero Beach Museum of Art, Riverside Theatre	Northern end of SR 60 concurrency; Merrill P. Barber Bridge
Gifford	4.45	7.16	CR 630 west (41st Street) to CR 611 / US 1 – Vero Beach Regional AirportModule:Jct error: Invalid "to" argument	Unsigned as S Gifford Road
	6.57	10.57	US 1 / CR 5A (Old Dixie Highway)	Northern terminus
1.000 mi = 1.609 km; 1.000 km = 0.621 mi       Concurrency terminus