Stretching 148 miles (238 km) across the Florida peninsula, State Road 70 spans five Florida counties and straddles the northern boundaries of two more. Its western terminus is at US 41 south of Bradenton ; its eastern terminus is an intersection of Virginia Avenue and South Fourth Street in Fort Pierce.

Manatee County is a county in the U.S. state of Florida. As of the 2020 US Census, the population was 399,710. Manatee County is part of the North Port-Bradenton-Sarasota, Florida Metropolitan Statistical Area. Its county seat and largest city is Bradenton. The county was created in 1855 and named for the Florida manatee, Florida's official marine mammal. Features of Manatee County include access to the southern part of the Tampa Bay estuary, the Sunshine Skyway Bridge, and the Manatee River.