Top 10 Things to Do in Treasure Valley, Idaho in September 2025
Why September Is a Hidden Gem Month in Idaho
It’s still sunny, but the edge is off the heat. The kids are back in school. The trails are quieter, the vineyards are buzzing with harvest energy, and the calendar is packed with events before the cold sets in. If you’ve just moved to Treasure Valley or are visiting to scout out a future relocation, September is one of the best months to experience our lifestyle.
Here are 10 can’t-miss things to do in Treasure Valley this September.
1. Lowe Family Farmstead
When: Opens September 13, 2025
Where: 2500 South Eagle Road, Kuna, ID 83634
This family favorite marks the official kickoff to fall fun in the Treasure Valley. From Idaho’s original corn maze to pumpkin patches, hayrides, and farm-style treats, Lowe Family Farmstead is a must-visit. Whether you’re wrangling littles through the kiddie cow train or racing your friends through the corn maze, it’s impossible not to leave smiling. Bonus: their fresh donuts and cider slushies are fall staples you don’t want to miss.
2. Spirit of Boise Balloon Classic
When: September 3–7, 2025
Where: Ann Morrison Park, Boise
Wake up early, bring a blanket and coffee, and watch dozens of colorful hot air balloons take flight during this iconic annual event. The Night Glow on Friday night is especially magical for families and photographers.
3. Hyde Park Street Fair
When: September 13–15, 2025
Where: Camel’s Back Park, North End Boise
This funky, artsy street fair in the heart of the North End offers live music, craft booths, local food vendors, and a true Boise vibe. It’s a community favorite with something for all ages.
4. Sunnyslope Wine Trail Harvest Season
When: All month long
Where: Caldwell, ID (Sunnyslope Region)
September is prime time to visit Idaho's wine country. Many vineyards offer live music, grape stomping events, and harvest specials. Don’t miss Koenig, Ste. Chapelle, or Williamson Orchards for tastings with a view.
5. Boise Farmers Market + Capital City Public Market
When: Saturdays through September
Where: Downtown Boise
These twin markets offer everything from fresh local produce to handmade goods and live music. It’s a perfect way to start a Saturday morning in Boise.
Boise Farmers Market
Capital City Market
6. Hike or Bike in the Boise Foothills
Where: Hulls Gulch, Stack Rock, or Table Rock
The cooler September temps make it the best time to hit the trails. Whether you’re looking for an early morning bike ride or a sunset hike, the foothills offer sweeping views and peaceful escapes just minutes from downtown.
7. Boise Fall Festival
When: Saturday, September 13, 2025
Where: Expo Idaho (near downtown Boise)
The Boise Fall Festival is a joyful celebration of the season—completely free to attend and filled with autumn magic. Expect artisan vendors, live music, pumpkin photo-ops, fall-inspired food trucks, a cider tasting garden, pony rides, inflatables, a petting zoo, and family-friendly entertainment. It’s the perfect way to immerse yourself in local culture and the spirit of the valley.
8. Idaho Shakespeare Festival
When: Through mid-September
Where: Idaho Shakespeare Festival Amphitheater, Boise
Catch a final performance in one of the most beautiful open-air theater venues in the country. Surrounded by nature, the stage lights up with talent. Bring a picnic and a blanket for a night to remember.
9. 2nd Annual Nampa Wine & Cider Festival
When: Friday, September 26, 2025 (6–9 PM)
Where: Lloyd Square, downtown Nampa
Sip and savor craft beverages in a lively evening gathering. This event brings wineries and cider makers, live music, and food trucks to the heart of downtown Nampa.
10. Catch a Boise State Broncos Game
When: Home games throughout September
Where: Albertsons Stadium, Boise
Football season kicks off, and there’s no better way to get into the local spirit than watching the Broncos on the blue turf. Tailgating culture here is strong—whether you’re in full gear or just there for the energy, it’s a fun, family-friendly atmosphere.
Bonus Tip: Book in Advance
Many of these events are extremely popular and fill up fast. If you're new to the area or planning a visit, make sure to check for ticket availability, reservations, or parking info early.
Want to Make Treasure Valley Home?
I moved here years ago from San Diego and never looked back. If you’re thinking about relocating to Boise or anywhere in the Treasure Valley, I’d love to help you find the right neighborhood, builder, and home.
Reach out any time via text, call, or email—and let’s build a plan to make Idaho home.
📲 Call or text Curtis Chism at (208) 510-0427
📥 Ready to relocate remotely? Download our Boise Relocation Guide
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