The Front Range’s favorite dog-friendly fall celebration is back. On Saturday, September 20, historic Thompson Park will come alive with frosty steins, artisan eats and an evening headliner set from genre-bending jam-grass heroes Keller Williams’ Grateful Grass. Every ticket sold fuels the lifesaving programs of Longmont Humane Society, turning a day of music and merriment into direct support for local animals.
Fans who plan ahead score the best deal: Early-Bird admission is only $28 until Friday, July 19. Tickets and full festival details are available now at ticketsignup.io/TicketEvent/LongmontOktoberfest.
Festival Highlights
• Live Music All Day – regional acts keep the stage warm before Keller Williams’ crowd-pleasing tribute to the Grateful Dead.
• Colorado Craft Beverage Garden – local breweries, cideries and kombucha makers pour seasonal favorites.
• Upscale Food-Truck Fare – Bavarian classics meet Front Range fusion for every palate.
• Makers’ Market – browse handmade goods from area artisans.
• Pet-Friendly Fun – leashed dogs are welcome; special activities celebrate four-legged guests.
Families are encouraged to attend; children 12 and under receive free entry with a ticketed adult.
About Longmont Humane Society
Founded in 1972, Longmont Humane Society cares for more than 4,000 animals each year, providing shelter, medical treatment, behavioral support and adoption services while relying on community donations, grants and event revenue.
Quick Facts
Event: Longmont Oktoberfest
Date: Saturday, September 20, 2025
Location: Thompson Park, 420 Bross St., Longmont, CO
Early-Bird Price: $28 (through July 19)
Tickets: ticketsignup.io/TicketEvent/LongmontOktoberfest
Celebrate Colorado’s crisp autumn air with craft brews, bluegrass and best friends—two-legged and four. Secure tickets today and help every Longmont Humane Society animal find its forever home.
