VanderPol, a junior center, was 11-of-20 from the field while knocking down one three point goal. Teammate Chelsie Luhring added 16 points with six rebounds and five assists. VanderPol is averaging 25 points in two state tournament games.
The Lady Spartans took over a close game in the second half, outscoring Sioux Center 33-20, holding the Warriors to 25 percent shooting while outrebounding Sioux Center, 48-35.
Karrisa Davelaar led Sioux Center with 15 points with 11 rebounds.
Grundy Center, winners of 23 straight, will play in its first-ever state final, where they face top-ranked Underwood in the 2A title game at 8:30 Friday. Sioux Center ends its year at 25-2.
Grundy Center (24-3) 11 19 17 16 -- 63
Sioux Center (25-2) 11 13 11 9 -- 44