Science (UIL test) Individual (Overall) Individual (Overall)

| School_Year | Class_A | Class_AA | Class_AAA | Class_AAAA | Class_AAAAA |
|---|---|---|---|---|---|
| 1991-92 | Valley Mills | Canadian | Troy | Carthage | Klein |
| 1992-93 | Lindsay | Wimberley | Seminole | Kingsville | San Antonio Holmes |
| 1993-94 | Lindsay | Florence | Cuero | Kingsville | San Antonio Holmes |
| 1994-95 | Rule | Troup | Waco Connally | Mesquite Poteet | Fort Worth Dunbar |
| 1995-96 | Rule | Franklin | Wimberley | Austin Johnson | Sugar Land Elkins |
| 1996-97 | Garden City | Canadian | Commerce | Austin Anderson | Humble |
| 1997-98 | Lenorah Grady | Sundown | Bridgeport | Austin Johnson | College Station A&M Consolidated |
| 1998-99 | Lenorah Grady | Rogers | Alvarado | Austin Johnson | Tyler Lee |
| 1999-2000 | Water Valley | Salado | La Feria | Gregory-Portland | Houston Bellaire |
| 2000-01 | Lenorah Grady | Stinnett West Texas | Seminole | Kingsville | Arlington Lamar |
| 2001-02 | High Island | Pattonville Prairiland | Seminole | Cedar Park | South Texas Science Academy |