Jordan Lewis ignited Sherman with 19 points while Hannah Skinner added 16 and Sarah Massey chipped in 15. Stevie White led the Bulldogs with 11 points.
Sherman will travel to No. 2 Man tonight at 7 to face the Hillbillies.
Rondale Watson added 13 points for the Spartans (18-2) and Dereck Weiford had 11.
Watson contributed a triple-double for East, also turning in 10 rebounds and 10 assists.
For St. Albans (4-17), Nathan McNeil scored 14 points.