Cale Johnson finished with 28 points and the visiting Rockets rode a strong middle two quarters to bear the Knights.
Kyle Gonzales scored 17 points and Jay Becker 16 for King’s Way in its season opener.
The Knights led 15-8 at the end of one quarter but the Rockets outscored King’s Way 47-28 over the middle two quarters.
CASTLE ROCK 73, KING’S WAY 65
CASTLE ROCK — Cale Johnson 28, Brock Johnson 9, Jocob Rahn 5, Nate Williamson 3, Ty Johnson 2, Mason Klingberg 9, Austin Elf 9, Austin Moore 8. Totals: 18-40 (5-11) 32-45.