Castle Creek ist der Name zahlreicher Fließgewässer, darunter:
in Australien: Castle Creek (Dawson River), in Queensland Castle Creek (Elvire River), in Western Australia
in Kanada: Castle Creek (Fraser River), in British Columbia
in den Vereinigten Staaten: Castle Creek (Agua Fria River), in Arizona Castle Creek (Colorado River), in Utah Castle Creek (North Fork Toutle River), in Washington Castle Creek (Rapid Creek), in South Dakota Castle Creek (Roaring Fork River), in Colorado Castle Creek (Rogue River), in Oregon