Pioneer Posse Grounds

Pioneer Posse Grounds is a rodeo venue in Milton-Freewater, Oregon with 1 event listed on RodeoList in 2026. Competition here has included Barrel Racing. Events are produced by Salty Donkey Productions LLC. Women's Professional Rodeo Association sanctions events here. One event here advertised a $1,500 payout. No upcoming events are currently scheduled at this venue.

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