Swedesburg is part of Upper Merion Township, a township in Montgomery County, Pennsylvania, United States. The population was 28,395 at the 2010 census.
Located 16 miles (26 km) from Philadelphia, it consists of the villages of King of Prussia, Swedeland, Swedesburg, Gulph Mills, and Wayne.
The westernmost part of the township is the site of Valley Forge, as well as comprising the largest part of Valley Forge National Historical Park.
The township is the home of the King of Prussia Mall as well as the 1,300-acre (5 km2) Valley Forge National Park. King of Prussia is also a major office park hosting firms such as Lockheed Martin and GlaxoSmithKline.
The name Merion originates with the county of Merioneth in north Wales. Merioneth is an English-language translation of the Welsh Meirionnydd.