Mammoth Open
September 25 & 26, 2026
7:00 AM – 6:00 PM
The 12th annual Mammoth Open is back. Play 36 holes over 2 days at both scenic courses in First Flight, Ladies, and Championship divisions. Entry is $200, which includes lunch and range balls. Optional closest-to-the-pin games and $20 daily skins. Prizes to 1st, 2nd, and 3rd places.
| To register, enter September 25 below. |
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Additional Information
The Mammoth Open is played across both Sierra Star Golf Course and Snowcreek Golf Course. Tournament check-in takes place at Sierra Star Golf Course.
Choose the flight that matches your current USGA Handicap Index.
- Men's First Flight: For golfers with a USGA Handicap Index above 8.0. This is a net-score competition.
- Championship Flight (Men): For golfers with a USGA Handicap Index of 8.0 or lower. This is a gross-score competition (no handicap strokes).
- Ladies Flight: Open to all women with a valid USGA Handicap Index. This is a net-score competition.
A valid USGA Handicap Index is required for all competitors. Random pairings will be used for the first round, and an optional skins game will be available for purchase during check-in.
Questions? Please contact the Pro Shop at 760.934.GOLF.