Township of Springfield: http://springfield-nj.us/
Springfield Township is a township in Union County, New Jersey, United States. As of the 2010 United States Census, the township's population was 15,817, the highest recorded at any decennial census, reflecting an increase of 1,388 (+9.6%) from the 14,429 counted in the 2000 Census, which had in turn increased by 1,009 (+7.5%) from the 13,420 counted in the 1990 Census. Recent housing construction has pushed the township's population to 17,502 as of the 2015 census estimate.
Springfield was formed as a township on April 14, 1794, from portions of Elizabeth Township and Newark Township, while the area was still part of Essex County, and was incorporated as one of New Jersey's first 104 townships by an act of the New Jersey Legislature on February 21, 1798. It became part of the newly formed Union County on March 19, 1857, with portions remaining in Essex County used to create Millburn. Other portions of the township have been taken to form New Providence Township (November 8, 1809, now known as Berkeley Heights), Livingston (February 5, 1813), Summit (March 23, 1869) and Cranford (March 14, 1871).The township's name derives from springs and brooks in the area.
The Battle of Springfield was fought here, the last of many battles of the American Revolutionary War to be fought in New Jersey.
Springfield is the home of the Baltusrol Golf Club, which was the host to the 2016 PGA Championship. It has also hosted other golf major championships, including the U.S. Open, held on seven occasions at Baltusrol, most recently in 1993. Golfweek magazine ranked Baltusrol as the 36th best in its 2010 rankings of the "Best Classic Courses" in the country.
New Jersey Monthly magazine ranked Springfield as the 85th best place to live in New Jersey in its 2010 rankings of the "Best Places To Live" in New Jersey.