J V.
8/31/2025
Great brews & friendly service. A bit hard to find in an industrial park but well worth the hunt!
Grossen Bart Brewery
$
Closed
(47)
Photos
1025 Delaware Ave
Longmont, CO 80501
Grossen Bart Brewery is located directly behind the Safeway on Ken Pratt. We are a 10bbl Brew House and serve only our beer brewed on site. We offer weekly live music, food trucks, and FREE popcorn! We are pet and family friendly. Stay up to date with our events by joining our newsletter! Simply text: GB2014 to 22828 We use Clarity Ferm in our beers making them <10ppm gluten reduced!
Also at this address
Reviews
4.047 reviews
Eric W.
6/6/2025
This one's a little hard to find. I wasn't sure if I was turning into the right spot. Thankfully I was. Not a super friendly vibe at this place, but my IPA was tasty. No brewery sticker either,...
Vince L.
12/29/2022
How do you talk about a brewery when you are only there to play games? I found this place because it hosts a board game night. The folks who run it are laid back and their product is good. I...
Alden C.
8/23/2022
Grossen Bart is yet another new brewery that has emerged in Longmont since my job was based for five years in this small city. There were a few breweries back then but I believe it's about doubled...
David K.
4/13/2021
Went there on 4/11/21. It was our first time here. Big patio which is nice. Part of the patio is in the front of the building which is cement. The back patio is rocky. Lots of tables....
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