Burnham is located in the county of Mifflin. It covers a total area of 2.8 sq. km. The economy of the city revolves around industries involved in alternative medicine, automotive, construction, information technology, pharmaceuticals, finance, health, industrial and commercial machinery, metal and transport, enhancing the economy in a positive way. Commercial spaces are utilized by wine shops, resale shops, parks, hotel, discount stores and brew pubs, continue to contribute to the economy of borough.