High Quality Content by WIKIPEDIA articles! Mount Laurel Township is a township in Burlington County, New Jersey, United States, and is an edge city "suburb" of Philadelphia. As of the 2010 United States Census, the township population was 41,864. The population increased by 1,643 (+4.1%) from the 40,221 counted in the 2000 Census, which had in turn increased by 9,951 (+32.9%) from the 30,270 counted in the 1990 Census. It is also the home of NFL Films.