Factoring in overlaps with both County Road 577 along St. Joe Road and County Road 41 on 21st Street, Pasco County Road 578 measures 11.192 miles from near Darby to Dade City. The main leg of CR 578 follows St. Joe Road, a rural two-lane highway leading east from CR 581 (Bellamy Brothers Boulevard) across I-75 to the settlement of St. Joseph and western reaches of the Dade City limits. The eastern leg links CR 41 (Blanton Road) with U.S. 98 & 301 north of Downtown Dade City via Lock Street. CR 578 is not marked along the 0.75-mile section of CR 41 between St. Joe Road west and Lock Street east in Dade City.
A second section of County Road 578 runs along the Pasco and Hernando County lines west from U.S. 41 at Masaryktown to U.S. 19 through the Spring Hill community.
|Reassurance marker for County Road 578 west on St. Joe Road at 22nd Street. The initial stretch west from CR 41 (21st Street) in Dade City is also referred to as Suwanee Way. 08/13/18|
|County Road 578 (St. Joe Road) passes north of Carter and Drew Lakes through a pastoral area beyond the Dade city limits. 08/13/18|
|St. Joe Road next intersects County Road 579 (Happy Hill Road) south to St. Leo. 08/13/18|
|Happy Hill Road ventures south between Dade City and St. Leo, intersecting SR 52. The county road continues from there to CR 54 (Eiland Boulevard) near Zephyrhills West, and along Morris Bridge Road southwest toward Tampa. 08/13/18|
08/13/18 by AARoads
Page Updated 08-14-2018.