September 2026 Events Near Greenleaf: Your Complete Early Fall Calendar

The Western Idaho Fair wraps up this Sunday, but September in the Treasure Valley is just getting started. From music festivals and barbecue competitions to wine harvest celebrations and championship rodeo, the month ahead is packed with reasons to enjoy the early fall season near Greenleaf. Here is your complete calendar of September 2026 events, each one within easy reach of 20602 Academy Rd.

Labor Day Weekend: September 4-7

Spirit of Boise Balloon Classic · September 2-6

The Balloon Classic runs Wednesday through Sunday at Ann Morrison Park in Boise. More than 40 hot air balloons launch at dawn each morning, with special glow events in the evenings. Free admission, family-friendly, and about 35 minutes from Greenleaf. Read our full guide to the event.

Downtown Nampa Music Festival · September 4

The 3rd Annual Downtown Nampa Music Festival takes over Lloyd Square Park from 5:00 to 10:00 PM on Friday, September 4. Live music from Treasure Valley bands fills the evening air, with food trucks, local vendors, and a relaxed all-ages atmosphere. Bring lawn chairs and enjoy a evening under the trees. Tickets are $10 per person. About 20 minutes from Greenleaf.

Meat and Tater BBQ Fest and Car Show · September 5

Saturday, September 5 brings a KCBS-sanctioned barbecue competition to Kleiner Memorial Park in Meridian. Pitmasters from across the region compete for bragging rights while classic car enthusiasts show off their restored vehicles. Live music, a beer garden, food vendors, and family-friendly activities round out the day. Free admission. About 20 minutes from 20602 Academy Rd.

Second Week of September

Art in the Park · September 11-13

Boise Art Museum's premier outdoor art festival returns to Julia Davis Park with more than 240 artists from across the country. Paintings, sculpture, photography, ceramics, jewelry, and mixed media fill the park alongside live music, food vendors, and hands-on art activities for children. Free admission, open daily. About 35 minutes from Greenleaf.

Boise Fall Festival · September 13

Expo Idaho hosts a seasonal celebration with artisan markets, live music, food trucks, and fall-themed family activities on Sunday, September 13. Free admission. A relaxed way to spend a fall afternoon, about 40 minutes from Greenleaf.

Mid-September: Community Traditions

Nampa Third Thursday · September 17

Downtown Nampa's monthly block party returns with a special Birthday Celebration edition from 5:30 to 8:30 PM. Live music, street performers, vendor booths, food trucks, and extended hours at downtown shops and galleries along 13th Avenue and First Street in the Nampa Historic District. Free, all ages, and about 20 minutes from Greenleaf.

Evenings at Edwards · September 17

The free outdoor concert series at Legacy Gardens in Boise wraps up for the season with live music from 5:30 to 8:30 PM. A relaxing evening in one of Boise's most beautiful garden settings. About 35 minutes from Greenleaf.

Indian Creek Festival · September 18-19

Caldwell's signature fall event takes over Indian Creek Plaza for two days. Friday evening (6:00-9:00 PM) and Saturday (7:00 AM-4:00 PM) feature a classic car show, live music across multiple stages, a quirky cardboard kayak race down Indian Creek, vendor booths, a food court, and activities for all ages. Free admission. Just 11 minutes from 20602 Academy Rd in Greenleaf.

Late September: Rodeo and Wine Harvest

Sunnyslope Wine Month · All September

September is Sunnyslope Wine Month on the Sunnyslope Wine Trail, the heart of Idaho's wine country just southwest of Caldwell. More than a dozen wineries offer special harvest tastings, winemaker dinners, vineyard tours, and new vintage releases throughout the month. The autumn colors across the vineyards are stunning. Just 15 minutes from Greenleaf.

ICA Finals Rodeo · September 25-27

The Idaho Cowboys Association championship rodeo returns to D&B Supply Arena in Caldwell for three days of top-tier bull riding, bareback and saddle bronc, steer wrestling, team roping, and barrel racing. The season's best rodeo athletes compete for the championship titles. A true celebration of Idaho's western heritage, just 15 minutes from Greenleaf.

Nampa Home & Lifestyle Expo · September 25-27

The free Nampa Home & Lifestyle Expo, Fall Edition returns to The Center at the Canyon County Fairgrounds in Nampa (Friday 12-6 PM, Saturday 10 AM-5 PM, Sunday 11 AM-4 PM). Home improvement and decorating show-only deals, live demonstrations, prize drawings, and local contractors and designers under one roof. Free admission. About 20 minutes from Greenleaf.

Oktoberfest Celebrations · September 26

Two Oktoberfest events on the same day: the Nampa Civic Center hosts its annual celebration with German-inspired food, local craft brews, live music, and festive decor (about 20 minutes from Greenleaf), while downtown Boise's Old Boise Oktoberfest at 6th and Grove offers German food, local beer, and live music from 2:00 to 10:00 PM with free admission (about 35 minutes from Greenleaf).

Weekly Markets Continue Through September

Farmers markets remain a staple of community life through the end of September:

• Greenleaf Farmers Market · Wednesdays, 3:00-6:00 PM on Highway 19. The closest market to 20602 Academy Rd, with local produce, honey, and baked goods.
• Farm to Fork Market, Caldwell · Tuesdays, 5:00-8:00 PM at Indian Creek Plaza, with Tuesdays on the Creek live music following at 6:00 PM.
• Meridian Monday Night Market · Mondays, 4:00-9:00 PM on Main Street in Meridian, through September.

Life at 20602 Academy Rd: Your Base for Treasure Valley Living

What makes Greenleaf such a great place to call home during this busy season is the balance it offers. From 20602 Academy Rd, you can plan a full September calendar of festivals, rodeos, art shows, and wine tastings, and never drive more than 35 minutes to get there. After a day at the Indian Creek Festival or an afternoon on the Sunnyslope Wine Trail, you return to a quiet, private property with solar power, a tankless water heater, a fully fenced yard, and a powered shop.

September is arguably the Treasure Valley's best month for community events and natural beauty. And from Greenleaf, you have a front-row seat to all of it while still enjoying the pace of rural life.

Contact me to schedule a tour of 20602 Academy Rd or to learn more about why Greenleaf is one of the Treasure Valley's best kept secrets.