Silverdale is a borough in Bucks County, Pennsylvania, United States. The population was 871 at the 2010 census.

Pennsylvania Route 113 is a 46.9-mile-long (75.5 km) state route in eastern Pennsylvania. The southern terminus of the route is at U.S. Route 30 Business in Downingtown. Its northern terminus is at PA 611 in Tinicum Township. The route is signed as north–south although its exact alignment follows a northeast-southwest routing. The route serves Chester, Montgomery, and Bucks counties, passing through Lionville, Phoenixville, Trappe, Skippack, Harleysville, Souderton, and Silverdale along the way.