# Running events in Longmont, Today and Upcoming Running events in Longmont - **Subtitle**: All Running events in Longmont, Colorado. Here you can find more information about Upcoming events in Longmont like parties, concerts, meets,shows, sports, club, reunion, Performance - **Category**: ## About All Running events in Longmont, Colorado. Here you can find more information about Upcoming events in Longmont like parties, concerts, meets,shows, sports, club, reunion, Performance ## Events in Longmont - **Event Name**: Oktoberfest Sprint Triathlon - **Description**: The annual Oktoberfest Triathlon is the party of the season! As the leaves change color this race will officially end the Colorado Triathlon Season! It's been a long fun year, but before the snow begins to fall let's get one more triathlon celebration in. - **Interested Audience**: - Count: 35 - **Date**: Sun Sep 20 2026 at 08:15 am (-06:00) - **Event URL**: https://allevents.in/longmont/oktoberfest-sprint-triathlon/200029125573257 - **Venue**: Union Reservoir - **Banner**: https://cdn-ip.allevents.in/s/rs:fill:500:250/g:sm/sh:100/aHR0cHM6Ly9jZG4tYXouYWxsZXZlbnRzLmluL2V2ZW50czgvYmFubmVycy80YjFjNDc2YjhlNjBiZjkxNTVhNGQyMWU2OWU0MDJlZWExNjhlNGZjODcyOWU3NmZkYzU3NDYwYTk0MWEwZjM3LXJpbWctdzEyMDAtaDYyNy1kY2Y4YjA5Zi1nbWlyP3Y9MTc3NTY5OTYwMQ.avif - **Categories**: sports, cycling, marathons, parties, entertainment - **Event Name**: Ugly Sweater 5k @ Left Hand Brewing Co. | 2026 CO Brewery Running Series - **Description**: Join us for the Ugly Sweater 5k, and great, local craft beer at Left Hand Brewing Co. in Longmont on December 5, 2026About this Event https://cdn-az.allevents.in/events5/banners/60b439e0-0925-11f1-a70f-b15bde9c1f1d-rimg-w740-h740 - **Date**: Sat Dec 05 2026 at 10:00 am – Sat Dec 05 2026 at 01:00 pm (-07:00) - **Event URL**: https://allevents.in/longmont/ugly-sweater-5k-left-hand-brewing-co-|-2026-co-brewery-running-series/100001980527191143 - **Venue**: Left Hand Brewing Company - **Banner**: https://cdn-ip.allevents.in/s/rs:fill:500:250/g:sm/sh:100/aHR0cHM6Ly9jZG4tYXouYWxsZXZlbnRzLmluL2V2ZW50czEvYmFubmVycy81OTAwNWMyMzhiYTVkNThjOTA3NjlkY2I2NzJhNjg2ZTU5NDdmMzllNTI3NGJmNjdiYzc4YTVlNWE1ZmE1ZjQzLXJpbWctdzEyMDAtaDYwMC1kYzcxYTlhMy1nbWlyLnBuZz92PTE3NzEwMTkxNjM.avif - **Price**: USD 0 to 70 - **Categories**: ugly-christmas-sweater-day, workshops, music, live-music, entertainment, nonprofit, dog, trips-adventures, holiday - **Event Name**: Let Freedom Run 5k - LONGMONT - **Description**: Dress up as your favorite American Hero! This could be your mom, dad, Albert Einstein, Batman, Superman, or the Powerpuff girls! This event is all about celebrating GREAT people who do and have done GREAT things! Come be GREAT with us! - **Interested Audience**: - Count: 8 - **Date**: Sat Jul 04 2026 at 08:00 am (-06:00) - **Event URL**: https://allevents.in/longmont/let-freedom-run-5k-longmont/200029228085401 - **Venue**: Sandstone Ranch Sports Complex - **Banner**: https://cdn-ip.allevents.in/s/rs:fill:500:250/g:sm/sh:100/aHR0cHM6Ly9jZG4tYXouYWxsZXZlbnRzLmluL2V2ZW50czMvYmFubmVycy8wNzU4OTdmYjQ2NzNhZWQzYTZkYTUxNWI4MTMxMzFlY2E4Y2EyOWZiODNiYmVhMmI4N2M0ZDAzNmVhNDQ2MWFjLXJpbWctdzEyMDAtaDY3NS1kY2ZmZmZmZi1nbWlyP3Y9MTc3NjA5Njc4Mg.avif ## Trending Events in Longmont - **Event Name**: Longmont Celebrates Cinco de Mayo 2026 - **Description**: Longmont Celebrates Cinco De Mayo invites you to join us for food, music, and more. Free to the public, sales for booth spaces only.About this EventThe Cinco de Mayo Planning Committee cordially invites you to be part of - **Venue**: Roosevelt Park - **Banner**: https://cdn-az.allevents.in/events1/banners/18bd789c5fedd2900a1b074212e716ac4db96c0048f66d4fd89f2eeea909b1d4-rimg-w949-h535-dc020103-gmir.jpg?v=1769347023 - **Event Name**: Bloomgrass Festival 2026 - **Description**: Bloomgrass is a two-day bluegrass celebration rooted in music, community, and connection on Mother’s Day weekend at Wibby Brewing Co.About this EventWelcome to Bloomgrass Festival 2026!Join us for the inaugur - **Venue**: Wibby Brewing - **Banner**: https://cdn-az.allevents.in/events9/banners/27cf5c69ecb7bbcc99e69c19f40f358345f73e0b538cba5666763f92d7a8f3ee-rimg-w1200-h1200-dcb0d3fe-gmir.jpg?v=1771794943 - **Event Name**: First Friday Makers' Markets on Fourth Ave - **Description**: A FREE Family & Dog Friendly market series showcasing games, music, food trucks, local alcohol vendors, makers, artists, and small businesses while creating a welcoming, walkable, dog and family-friendly event. Our goal is to encourage people to gath - **Venue**: 667 4th Ave, Longmont, CO 80501-5401, United States - **Banner**: https://cdn-az.allevents.in/events3/banners/b2214d5e1a0034716c94f654e1d059d8744d85f1eeeb2407903fe79133c21f45-rimg-w1200-h1600-dcd8d8d6-gmir?v=1776075408 - **Event Name**: Strawberry Festival Vintage & Antique Market - **Description**: 🍓 Join Us for the 54th Annual Strawberry Festival Vintage & Antique Market! 🍓Mark your calendars for May 16–17, 2026—the treasure hunt of the season returns! Hosted by St. Vrain Historical Society in the heart of Longmont, this beloved tradition bring - **Venue**: Boulder County Fairgrounds Exhibit Building - **Banner**: https://cdn-az.allevents.in/events10/banners/ce6c8fd839e1d644949251805eeeaab258309649d1cd4d75297111979e4ae6e8-rimg-w1200-h628-dcffffff-gmir?v=1776282104 - **Event Name**: ArtWalk on Main -2026 - **Description**: 2026 ArtWalk Applications are open! https://firehouseart.org/artwalk-longmont/ ARTWALK 2026 September 12, 2026 4pm-8pm Main St. between 3rd Ave and Longs Peak Ave Art Market, Live Music, Performers, Food Trucks ArtWalk on Main Street returns on Septemb - **Venue**: Downtown Longmont - **Banner**: https://cdn-az.allevents.in/events7/banners/ae6fa277a3a8852efb804648dc554304c85a283e6f9f462ec933eeea114313b7-rimg-w1200-h801-dc8e8f90-gmir?v=1776899772 - **Event Name**: FREE Longmont Home Show, September 2026 - **Description**: FREE ADMISSION The Longmont Home Show is taking place September 4-6 2026 at the Boulder County Fairgrounds Why YOU Will Love the Home Show • HUGE SAVINGS — Take advantage of exclusive show-only deals from trusted local experts! - **Venue**: Boulder County Fairgrounds Campground - **Banner**: https://cdn2.allevents.in/thumbs/thumb691e2f2605d8e.jpg - **Event Name**: Drunken Hearts & Friends feat. members of Leftover Salmon, Los Lobos, & Clay Street Unit - **Description**: Drunken Hearts & Friends take over Wibby Brewing on May 22nd, bringing together an amazing lineup including Andy Thorn (Leftover Salmon), Steve Berlin (Los Lobos), & Dan Andree (Clay Street Unit), with Lauren Nershi (daughter of Bill Nershi of Str - **Venue**: 209 Emery St, Longmont, CO, United States, Colorado 80501 - **Banner**: https://cdn-az.allevents.in/events9/banners/509a94eb8a9616567a9a3a9312bde90ab872b86dc0ffc8bff521fa7f986a9174-rimg-w1200-h444-dceff2ea-gmir?v=1776904917 - **Event Name**: Shakedown Street: Run for the Roses, Derby Day Soirée - **Description**: SOIREE ALL DAY! Wibby Brewing is grateful to present our dear friends from Shakedown Street for your annual Run for the Roses, Derby Day Soirée! Soft Doors All Day | Headlinerat *5:30PM *upon conclusion of the Kentucky Derby race. Our Annual Derby Day S - **Venue**: Wibby Brewing - **Banner**: https://cdn-az.allevents.in/events8/banners/15772428e0374e4122cb523c70e1c7c99a35154b81bde972bfb49ec0f2f2ddf2-rimg-w1200-h675-dca89076-gmir?v=1776203892 - **Event Name**: FREE Longmont Home Show, May 2026 - **Description**: FREE ADMISSION The Longmont Home Show is taking place May 22–24 2026 at the Boulder County Fairgrounds Why YOU Will Love the Home Show • HUGE SAVINGS — Take advantage of exclusive show-only deals from trusted local experts! • LIVE DEMOS — See demonstratio - **Venue**: Boulder County Fairgrounds Campground - **Banner**: https://cdn2.allevents.in/thumbs/thumb68769b6c60c69.jpg ## FAQs - **Q**: What are the top events in Longmont? - **A:** Oktoberfest Sprint Triathlon (Sun Sep 20 2026 at 08:15 am at Union Reservoir), Ugly Sweater 5k @ Left Hand Brewing Co. | 2026 CO Brewery Running Series (Sat Dec 05 2026 at 10:00 am at Left Hand Brewing Company), Let Freedom Run 5k - LONGMONT (Sat Jul 04 2026 at 08:00 am at Sandstone Ranch Sports Complex). - **Q**: How can I find events in Longmont? - **A:** You can discover upcoming events in Longmont on AllEvents.in. Browse by date, venue, or price to find events that match your interests. - **Q**: How do I buy tickets for events in Longmont? - **A:** You can buy tickets directly through AllEvents.in. Many events offer online booking with options for free, paid, and early-bird tickets. - **Q**: What are the popular venues for events in Longmont? - **A:** Some popular venues hosting events in Longmont include Union Reservoir, Left Hand Brewing Company, Sandstone Ranch Sports Complex. - **Q**: What is the price range for events in Longmont? - **A:** Prices for events in Longmont range from up to USD 70. Many events also offer free entry. - **Q**: Who are the top organizers for events in Longmont? - **A:** Popular organizers hosting events in Longmont include Without Limits Productions, Colorado Brewery Running Series™, 3W Races. - **Q**: Are there any online events available? - **A:** Yes, many events are available online. You can filter for virtual events on AllEvents.in to attend from anywhere. - **Q**: How can I get notified about new events in Longmont? - **A:** Follow the category on AllEvents.in to get notified when new events are listed in Longmont. ## Running Events from nearby cities - [Running Events in Niwot](https://allevents.in/niwot/running) - [Running Events in Erie](https://allevents.in/erie-co/running) - [Running Events in Firestone](https://allevents.in/firestone/running) - [Running Events in Dacono](https://allevents.in/dacono/running) - [Running Events in Lafayette](https://allevents.in/lafayette-co/running) - [Running Events in Louisville](https://allevents.in/louisville-co/running) - [Running Events in Boulder](https://allevents.in/boulder/running) - [Running Events in Johnstown](https://allevents.in/johnstown-co/running)