Tri-County Fair
Deer Lodge, Powell County, Montana. annual, August.
Details
- Where
- 422 Fairgrounds Rd, Deer Lodge, MT 59722. Directions
- When
- Last held August 12–16, 2026; next year’s date not yet stated.
- Getting there
- The North Gateway to Deer Lodge, Montana.
- Access
- Phase 1 Master Plan reconstruction of the Grandstands, small and large arenas, fencing, panels, and crow's nest; construction begins February-March 2026.
- Phone
- 406-533-4499
- Website
- powellcountymt.gov
- Managed by
- Powell County.
- Established
- 85 years of the Tri-County Fair.
Annual Tri-County Fair held 3rd week of August, 4-H/FFA Fair with open class entries, rodeo and carnival.
Notable Events
- 2019A woman was killed and at least seven others including a one-year-old child were injured when a car competing at the Tri-County Fair demolition derby drove over a chain-link fence into spectators at the Powell County Fairgrounds in Deer Lodge. independent.ie
- 2023A structural engineer examined the old Powell County Grandstands and found them well-deteriorated and in a severely dilapidated state after over 100 years of use; a large section was demolished in 2024. powellcountymt.gov
- 2024Powell County put out a Request for Qualifications for a Fairgrounds Master Plan; Mosaic Architecture was selected to lead the work. powellcountymt.gov
- 2026Swank Enterprises was selected to oversee construction, which will begin February-March 2026. powellcountymt.gov
People
- Marty Billquist, longtime supporter (2017).







