Festivals in Longmont

Check out happening festivals events all around Longmont, CO

Longmont Celebrates Cinco de Mayo 2026

 Sat, 02 May at 10:30 am Roosevelt Park USD 100 to 130

Bloomgrass Festival 2026

 Sat, 09 May at 12:00 pm Wibby Brewing USD 0 to 69

Strawberry Festival Vintage & Antique Market

 Sat, 16 May at 10:00 am Boulder County Fairgrounds Exhibit Building

Dank Grass 2026 - Beer and Bluegrass Festival

 Sat, 18 Apr at 11:00 am 1640 S Sunset St, Longmont, CO 80501

First Friday Makers' Markets

 Fri, 03 Apr 667 4th Ave Free

Los Cheesies at Bricks on Main

 Sat, 18 Apr at 06:00 pm Bricks on Main Longmont

Boulder County Ski & Outdoor Expo, September 2026

 Fri, 18 Sep at 12:00 pm Boulder County Fairgrounds

Hello Spring Artisan Craft & Art Walk at Parkway Food Hall – Local Vendors, Food & Drinks

 Sat, 11 Apr at 12:00 pm Parkway Food Hall Free

Longmont Dog Days

 Sat, 06 Jun at 11:00 am Großen Bart Brewery

Colorado Tartan Day Festival

 Sat, 11 Apr at 09:00 am Boulder County Fairgrounds

12th Annual Longmont Earth Day Celebration - Family Friendly

 Sat, 18 Apr at 10:00 am Timberline PK-8

2026 RITUAL MOUNTAIN BIKE FILM TOUR - Longmont, CO - Doors 5pm, 6pm Show

 Sat, 25 Apr at 05:00 pm Wibby Brewing

Blessing "Bled" Chimanga @ Bricks on Main

 Sun, 10 May at 06:00 pm Bricks on Main Longmont

Longmont Water Fair/Feria del Aqua de Longmont

 Sun, 14 Jun at 10:30 am Dickens Farm Nature Area

Golden Ticket Tour Comedy Show

 Fri, 22 May at 06:30 pm Dickens Opera House, Main Street, Longmont, CO, USA USD 39 to 66

CONNECTING THE DOTS presented by LYFE Gallery

 Sat, 04 Apr at 05:00 pm Gallery 364 Free

An evening with Dead Panic in the Festgarten at Wibby

 Fri, 05 Jun at 06:00 pm Wibby Brewing

STARS AND STRIPES CAMP

 Mon, 29 Jun at 09:00 am 1623 Vista View Dr Unit 5, Longmont, CO, United States, Colorado 80504

BLISS, Sacred Sound Fest

 Fri, 14 Aug at 02:00 pm Wild Cider USD 22 to 222

Easter Eggstravaganza at BLC

 Sat, 04 Apr at 10:00 am 1000 15th Ave, Longmont, CO, United States, Colorado 80501

MIXTAPE: Songwriter Showcase featuring Eben Grace and Pamela Machala

 Thu, 28 May at 07:30 pm The Times Collaborative USD 18

The Gothic Market

 Fri, 10 Jul at 05:00 pm Boulder County Fair

Soundpost Sessions SPOTLIGHT: The Cross-Eyed Possum w/ Travis McNamara

 Thu, 14 May at 07:30 pm The Times Collaborative USD 18

LunaFest '26 - It's back, with a vengeance!

 Mon, 15 Jun at 03:00 pm Grossen Bart Brewery Free