State Road 40 is a 91.8-mile-long (147.7 km) east–west highway across northern and east-central Florida, running from U.S. Highway 41 (US 41) in Rainbow Lakes Estates eastward through Ocala over the Ocklawaha River and through the heart of the Ocala National Forest to SR A1A in Ormond Beach. Names of the road include Silver Springs Boulevard in Ocala, Fort Brooks Road from Silver Springs through Astor, Butler Road in Astor, and Granada Boulevard in Ormond Beach. Former sections in Ormond Beach are named "Old Tomoka Road" and "Old Tomoka Avenue."