This School is no longer MSHSAA Member School. Membership Membership Type: Full Member School Type: High School, Grades 9-12 Board District: #7 St. Louis County: St. Louis City Contact Information Address: 5049 Fyler Ave. St. Louis, MO 63139-2425 Phone: (314) 261-4361 Fax: (314) 231-4364 School Website: http://hs.gsastl.org/ Facebook: GSAMS&HSATHLETICS Twitter: GatewaySciHigh Instagram: School Details School Colors: Royal Blue/White Boys Mascot: Gators Girls Mascot: Lady Gators Boys Logo: Girls Logo: Location Gateway Science Academy Charter High School 38.6008364 -90.27658459 #222 0 5049 Fyler Ave. St. Louis, MO 63139-2425 (314) 261-4361 Get Directions