Kenneth P. LaValle Stadium opened on September 14, 2002 and is Home of the Stony Brook Seawolves football, men's and women's soccer, and men's and women's lacrosse teams. The stadium was constructed at a cost of $22 million and expanded in the summer of 2017 to its current capacity of 12,300 at a cost of $5 million. Its unique design provides fans with a tremendous stadium experience. The state of the art facility is the largest outdoor athletic facility in Suffolk County. The stadium has a three tier press box on the east side and accommodates six luxury suites, a spacious working press box area, television and radio booths and a camera deck on the roof. The facility was named in honor of Kenneth P. LaValle on October 19, 2002 in honor of the New York State Senator that was instrumental in making the stadium a reality.
LaValle Stadium has played host to numerous America East and NCAA Tournaments, including the 2006 & 2010 NCAA Men's Lacrosse Championship quarterfinals and the 2011, 2012 and 2018 NCAA Women's Lacrosse Championship.