The two main north–south roads are: • US 1 along the western side of the Lagoon • A1A, and State Road 3 along the eastern side of the Lagoon The east west connectors are, from north to south: •
State Road 402, Playalinda Beach Road, at the northernmost reach of the Lagoon. This road deadends. •
State Road 405 connecting US 1 to State Road 3 The remainder of the east–west roads connect US 1 to A1A: •
State Road 528 •
State Road 520 •
State Road 404 over the Pineda • The Eau Gallie Causeway (
State Road 518) • The Melbourne Causeway (U.S. Highway 192) • The
Wabasso Causeway at the south end of the Lagoon ==Detailed description==