He was first appointed by the Atlanta Falcons for 2008 NFL Draft and appeared in the fifth round of the Falcons' game. Biermann played in 52 games in his career, with total 220 tackles, 32 sacks, 45 loss tackles, nine forced fumbles, and seven fumble recoveries for the University of Montana.
Kroy Evan Biermann reached to the age of 31 in 2016. He belongs to white ethnicity background and has an American nationality. In May 2010, Biermann participated in Dancing Stars of Atlanta charity event to raise money for Alzheimer's disease, where he met his first wife Kim Zolciak. Their meeting was later shown on season three of The Real Housewives of Atlanta. The gave birth to their eldest son Kroy Jagger Jr. prior to their wedding on May 31, 2011. Later, the couple wed at their Roswell, Georgia home on November 11, 2011.
Again after their, marriage Zolciak gave birth to their second son Kash Kade on August 15, 2012. On November 25, 2013, the family was blessed with a twin children Kaia Rose and Kane Ren. In March 2013, Kroy legally adopts two daughters, Brielle and Ariana. After the adoption was finalised in July 2013, the girls changed their last names to Brielle Biermann and Ariana Biermann. The current net worth of Kroy Evan Biermann is estimated to be around U.S $ 4 million.