River Rock Casino
Tribal casino in Geyserville, CA · 3250 Highway 128, Geyserville, CA 95441
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Owned by the Dry Creek Rancheria Band of Pomo Indians, California
How old do you have to be to gamble at River Rock Casino?
18+ or 21+, depending on the casino.
Casinos Near Geyserville
Owned by the Dry Creek Rancheria Band of Pomo Indians, California.
Regulated by the tribe's gaming commission under IGRA and its tribal-state compact, with NIGC oversight.
Source: https://www.nigc.gov/wp-content/uploads/2025/08/06172025TribesByStatesList.pdf, verified 2026-10-22.
Last checked 2026-11-01.
Directory listing compiled from public operator and property information. Confirm hours and ID rules with the venue before you go.
18+ or 21+, depending on the casino.
Gambling problem? Call 1-800-GAMBLER (1-800-426-2537). National Problem Gambling Helpline: 1-800-MY-RESET (1-800-697-3738).