Longmont Festivals Events

ArtWalk on Main -2026

Downtown Longmont 12 Sep 2026

BTL @ ArtWalk on Main 2026

Main St, Longmont, CO, United States 12 Sep 2026

LevelUp Longmont Esports Tournament and Festival

Longmont Museum 19 Sep 2026

Left Hand Brewing Oktoberfest 2026 Presented by High Plains Bank

1245 Boston Ave 25 Sep 2026

Farmfest Sunday, September 13, 9-1pm

11150 Prospect Rd, Longmont, CO, United States, Colorado 80504 13 Sep 2026

Farmfest Saturday September 12, 9-1pm

11150 Prospect Rd, Longmont, CO, United States, Colorado 80504 12 Sep 2026

Farmfest Saturday September 26, 9-1pm

11150 Prospect Rd, Longmont, CO, United States, Colorado 80504 26 Sep 2026

'26 Farmfest Music Evening: Andy Thorn, Friday October 2, 4:30-8:30

11150 Prospect Rd, Longmont, CO, United States, Colorado 80504 2 Oct 2026

2026 HGB Fiber Art Show & Sale

Boulder County Fairgrounds Exhibit Building 4 Nov 2026

Spooky Village at Village at the Peaks 1-3 PM

Village at the Peaks 31 Oct 2026

Farmfest Saturday October 3, 10-2pm

11150 Prospect Rd, Longmont, CO, United States, Colorado 80504 3 Oct 2026

Farmfest Saturday October 10, 10-2pm

11150 Prospect Rd, Longmont, CO, United States, Colorado 80504 10 Oct 2026

Farmfest Sunday October 4, 10-2pm

11150 Prospect Rd, Longmont, CO, United States, Colorado 80504 4 Oct 2026

Day of the Dead Family Celebration

400 Quail Rd, Longmont, CO, United States, Colorado 80501 24 Oct 2026

Farmfest Sunday, September 20, 9-1pm

11150 Prospect Rd, Longmont, CO, United States, Colorado 80504 20 Sep 2026

Pumpkin Pie Days Vintage & Antique Market

Boulder County Fairgrounds Exhibit Building 10 Oct 2026

KC36 Is Back At Bricks on Main!!

Bricks on Main Longmont 25 Sep 2026

Farmfest Saturday October 17, 10-2pm

11150 Prospect Rd, Longmont, CO, United States, Colorado 80504 17 Oct 2026

Farmfest Sunday October 18, 10-2pm

11150 Prospect Rd, Longmont, CO, United States, Colorado 80504 18 Oct 2026

Farmfest Saturday October 24, 10-2pm

11150 Prospect Rd, Longmont, CO, United States, Colorado 80504 24 Oct 2026

Sunset Autumn Equinox Gathering

Ollin Farms 21 Sep 2026

Longmont Does Tango

Longmont Elks Lodge 1055 3 Oct 2026

Farmfest Saturday October 31, 10-2pm

11150 Prospect Rd, Longmont, CO, United States, Colorado 80504 31 Oct 2026

Farmfest Sunday November 1, 10-2pm

11150 Prospect Rd, Longmont, CO, United States, Colorado 80504 1 Nov 2026

St. Vrain Trunk or Treat / Fall Festival

The Church of Jesus Christ of Latter-day Saints 24 Oct 2026

MIXTAPE: Darren Garvey and Nathaniel Riley

Longmont Public Media 20 Nov 2026

Soundpost Sessions SPOTLIGHT: Wrenn Van w/ Areymá

Longmont Public Media 17 Dec 2026