A pickup truck driving through the mud during a fair's mud run

Park Areas / Outdoor Spaces

The Gallatin County Fairgrounds offers several options to host your need outdoor event. Whether you want to host a concert, motor sports competition, festival, obstacle race, and everything in-between, we have spaces available to make it successful and fun.
Set against the Bridger Mountain range, our scenic park areas and outdoor spaces are perfect for your next event under the Big Sky.
Denecke Park

Denecke Park

260’ x 450’
Capacity: 7000-plus seated
West edge electrical
Shrubs
Cars driving in the motor sports area

Motor Sports Area

450’ x 580’
Dirt base
Crows Nest
Contestant trailer
Must be returned to flat space following the event

The Treasure State Lawn

Treasure State Lawn

100’ x 200’
Park space
No electrical

The parking lots

Parking Lots

Midway Lot
Oak Lot
Tamarack Lot

wedding

Facilities

Wedding guests dancing

Book An Event

To inquire about facility availability or to book an event, please complete the Facility Rental Form and our team will be in touch! 


exhibit building

Facilities

The Gallatin County Fairgrounds has over 70 acres of facilities and spaces available for a wide variety of events:

Exhibit Spaces - Great for weddings, receptions, trade shows, reunions, athletic practices, parties, warehouse sales, etc.

Arenas - Wide open space for rodeos, livestock and horse shows, athletic practices, clinics, concerts, etc.

Barns/Stalling - Stalling for hundreds of horses and livestock; space for small clinics or practices. 

Park Areas/Outdoor space - Grassy areas for picnics, weddings, reunions, and practices; a motorsports area for the gear heads; and parking lots for larger outdoor events or shuttle parking. 
© 2025 Gallatin County Fairgrounds