Boulder and Adams County Fairs This Weekend!
Looking for fun ways to make the most of the last days of summer near Colliers Hill and Erie? August is packed with family-friendly festivals, outdoor concerts, and hometown charm — perfect for savoring the season. Head to the Boulder County Fair or Adams County Fair for rodeos, carnival rides, and fried fair treats, or catch live music under the stars at local parks and town centers. From bubble bashes and nature walks to food truck nights and fishing festivals, Northern Colorado is brimming with ways to connect, celebrate, and soak up every golden hour.
TODAY/TONIGHT, Thursday, July 31
ADAMS COUNTY FAIR
Celebrate summer at the Adams County Fair with five full days of fun! From 4-H competitions and thrilling demo derbies to headlining concerts, themed days, and festive fair food, there’s something for everyone. Events vary daily — don’t miss your favorite attractions!
Adams County Fairgrounds, 9755 Henderson Rd., Brighton
Through August 3, 9:00 am–9:00 p.m.
Tickets: Free
FAMILY & FRIENDS NIGHTS AT PARKWAY FOOD HALL
Round up your crew for Family & Friends Night at Parkway Food Hall! Enjoy 50% off arcade games, $6.99 John Doe Jr. burgers, and $5 “Mom & Dad Waters.” With oversized lawn games like Giant Jenga and Mini Cornhole plus Mario Kart battles and board games, there’s fun for all ages.
Parkway Food Hall, 700 Ken Pratt Blvd., Longmont
6:00 p.m.–10:00 p.m.
Tickets: Free Entry
FREE OUTDOOR CONCERTS AT THE MUSEUM: BONNIE & TAYLOR SIMS
Kick back under the Colorado sky for an unforgettable evening with Longmont’s own Bonnie & Taylor Sims — one of the state’s most beloved musical duos. Enjoy soul-stirring harmonies and heartfelt songwriting in the Longmont Museum’s newly transformed Stewart Family Courtyard. Bring your lawn chairs and picnic blankets (no outside alcohol), and soak in the sounds of summer with food and drinks available for purchase.
Longmont Museum, 400 Quail Rd., Longmont
7:00 p.m.–8:30 p.m.
Tickets: Free
LOUISVILLE MOVIE ON MAIN — MOANA
Enjoy an evening under the stars at this beloved outdoor movie night in the heart of downtown Louisville! Bring your blankets, lawn chairs, and snacks as the community gathers at the intersection of Pine and Main for a family-friendly flick — Moana! Get ready for a magical summer night with friends, neighbors, and that perfect big-screen glow.
TOMORROW, Friday, August 1
COLORADO DAY AT THE CAPITOL
Celebrate Colorado’s 149th birthday with a day of festivities at the State Capitol! This year’s theme, penULTIMATE, sets the stage for next year’s 150th anniversary celebration. Enjoy live entertainment, educational booths, and community fun in the heart of Denver.
FIRST FRIDAY LOUISVILLE: LOUISVILLE TEAM SPIRIT
Show your local pride and kick off August with First Friday in Historic Downtown Louisville! From 5 to 8 p.m., Main Street comes alive with curated shopping, live music, local art, and community spirit. Stroll the charming streets, sip on refreshments, and celebrate Louisville’s unbeatable team energy at this festive summer evening gathering.
FUNK & BLUES WITH MOJAZZ!
Slide into your weekend with funky jazz and deep blues from Longmont’s own Mojazz — usually a trio, sometimes a duo offshoot of Mojomama! Catch them every first Friday at Abbott & Wallace Distilling, where the music is hot and the cocktails are even hotter.
Abbott & Wallace Distilling, 350 Terry St Ste 120, Longmont
6:00 p.m.–8:00 p.m.
Tickets: Free
ST. VRAIN CIDERY’S FREE LIVE MUSIC SERIES
Kick off your weekend with live tunes and crisp cider at St. Vrain Cidery’s free summer music series! Enjoy performances from talented local artists like Antonio Lopez, Strangebyrds, and more in this laid-back taproom tucked in a cozy Longmont alleyway.
St. Vrain Cidery, 350 Terry St. Ste 130 (east side alleyway), Longmont
6:30 p.m.–8:30 p.m.
Tickets: Free
Saturday, August 2
MOOSAPALOOZA
Celebrate after the County Fair parade with a family cookout at the Moose Lodge! Enjoy live music from Antonio Lopez, games with prizes for all, fun kids’ activities, and tasty food and drinks.
A portion of the proceeds supports the Longmont Humane Society — so come party for a great cause!
Moose Lodge, 2210 Pratt St., Longmont
1:00 p.m.–4:00 p.m.
Tickets: $5 Suggested Donation
TRIBUTE TO THE TAP
Raise a glass and rock out at Tribute to the Tap! This free outdoor music event brings high-energy tribute bands to the Village at the Peaks lawn for an epic day of summer vibes and sing-along favorites. Grab a drink at the lawn bar and enjoy live performances from:
Fire and Ice (Pat Benatar), Dreamboat Annie (Heart), Crystal Vision (Fleetwood Mac), Paizley Park (Prince)
Village at the Peaks, 1250 S. Hover Rd., Longmont
1:45 p.m.–9:00 p.m.
Tickets: Free
THIRD ANNUAL ANGLES FLY FISHING FEST
Cast a line and kick back at the 3rd Annual Fly Fishing Fest presented by Angles Ski, Board & Fly Shop! Held at The Beer Garden at Left Hand, this free event features live music, great food, local vendors, and plenty of drinks — including craft beer, cocktails, cider, and N/A options for all ages.
Don’t miss the casting competition, door prizes, and a reel good time.
The Beer Garden at Left Hand, 1245 Boston Ave., Longmont
2:00 p.m.–7:00 p.m.
Tickets: Free
LOTERÍA MEXICANA | LONGMONT
Bring the whole family for a lively game of Lotería Mexicana at the Longmont Public Library! Enjoy prizes like bilingual books and fun giveaways from local Mexican markets. This bilingual event is open to all ages and no Spanish is required to play — just show up and join the fun.
Longmont Public Library, 409 4th Ave., Longmont
3:00 p.m.–4:00 p.m.
Tickets: Free
Sunday, August 3
SUNDAY SHOWS ON W. PEARL
Spend your Sunday morning soaking up art, music, and sunshine on W. Pearl. Pop into The New Local Annex for a bite-sized, all-ages performance, then sip coffee while the kids create on the lawn.
It’s a laid-back, art-filled outing for the whole family — running every Sunday through September 28.
The Annex, 713 W. Pearl, Boulder
10:00 a.m.–12:00 p.m.
Tickets: Free
SUMMER SUNDAY FESTIVAL
Wrap up the weekend with an afternoon of community fun! Enjoy face painting, creation stations, food trucks, and hands-on activities from 4–6p.m., then stick around for a high-energy live concert from the School of Rock House Band starting at 6.
Brunner Farmhouse, 640 Main St., Broomfield
Sunday, August 3 · 4:00 p.m.–8:00 p.m.
Tickets: Free | Vendors on-site
Monday, August 4
COLORADO DAY–FREE ENTRANCE TO ALL STATE PARKS
Celebrate Colorado Day with free admission to every Colorado State Park! Whether you’re hiking, biking, fishing, or just soaking in the views, it’s the perfect chance to explore the natural beauty our state has to offer — without spending a dime.
FREE ENTRANCE AT ALL NATIONAL PARKS
Celebrate the anniversary of the Great American Outdoors Act with free admission to all U.S. National Parks, monuments, and historic sites. Whether you’re heading to a Colorado favorite or exploring a new destination, it’s the perfect time to connect with nature and history — without the entrance fee.
All National Parks (including 15 in Colorado!)
All Day
Tickets: FREE (some locations may require reservations)
Wednesday–Sunday, August 6–10
BOULDER COUNTY FAIR 2025
Colorado’s oldest fair is back and bigger than ever! From rodeo thrills and a demolition derby to carnival rides, live music, local art, and plenty of fried and smoky favorites, the Boulder County Fair promises five days of nonstop fun for all ages. Don’t miss the livestock shows, grandstand events, and blue-ribbon charm that make this fair a summer classic!
Boulder County Fairgrounds, 9595 Nelson Rd., Longmont
Wed.–Sun., Times Vary Daily
Tickets: Free Entry | Fees apply for select events & rides
Thursday, August 7
PRESCHOOL PROGRAM: TREES OF LOUISVILLE
Explore the wonders of nature with your little ones in this hands-on, play-based program all about trees!
Designed for ages 2–6 and their caregivers, this session includes nature play, crafts, stories, and outdoor fun — like pretending to be a tree and sorting pinecones and seeds.
Louisville Historical Museum, 1001 Main St., Louisville
10:00 a.m.–11:00 a.m.
Tickets: Free
Friday–Sunday, August 8–10
ROCKY MOUNTAIN FOLKS FESTIVAL
For over 30 years, this “Summit of the Song” has brought together world-class songwriters and music lovers for three unforgettable days of live music, camping, and community in the heart of Lyons. Settle into your spot along the St. Vrain River for main stage performances, cozy sets in the Wildflower Pavilion, and the kind of magic only Planet Bluegrass can deliver.
Planet Bluegrass, 500 W. Main St., Lyons
Fri.–Sun., 10:00 a.m.–12:00 a.m.
Tickets: Visit site for festival and camping passes
Friday, August 8
FIRESTONE BACK TO SCHOOL FOOD & FLICK
Wrap up summer break with an evening of food trucks, games, crafts, and a free outdoor movie! Enjoy bites from local favorites like Cupbop and HipPOPs, then settle in under the stars for a screening of Captain America: Brave New World (PG-13).
Harney Park, 10245 Devonshire St., Longmont
6:00 p.m.–9:00 p.m.
Tickets: Free
Saturday, August 9
CSU SPUR 2ND SATURDAYS
Celebrate the Back to School season with hands-on science, kitchen fun, and animal encounters at CSU Spur’s free family event! Watch live veterinary demos, explore virtual reality, play in interactive exhibits, and more — perfect for curious kids and lifelong learners alike.
CSU Spur, 4777 National Western Dr., Denver
10:00 a.m.–2:00 p.m.
Tickets: Free
Sunday, August 10
THE ORCHARD BUBBLE BASH
Get ready for a sudsy Sunday full of interactive bubble stations, live entertainment, and an overflowing foam zone! From smoky bubbles to bubble chemistry, this free family-friendly event turns The Orchard into a bubbly wonderland.
The Orchard Town Center, 14697 Delaware St., Westminster
11:00 a.m.–1:00 p.m.
Tickets: Free
Tuesday, August 12
OPEN CHESS NIGHT | LONGMONT
Challenge your mind and meet fellow players at Open Chess Night! All ages, levels, and abilities are welcome for this informal evening of strategy and fun. Boards are provided, but feel free to bring your own. No registration needed — just drop in and play.
Longmont Public Library, 409 4th Ave., Longmont
5:30 p.m.–7:30 p.m.
Tickets: Free
Wednesday, August 13
BROOMFIELD PRESCHOOL MORNING NATURE WALKS
Designed just for preschoolers and their grown-ups, these guided nature walks offer a fun and educational morning exploring Broomfield’s open spaces. Learn about local plants and animals alongside friendly naturalists — perfect for curious little explorers!
Various Broomfield Open Spaces, Broomfield CO 80020
9:00 a.m.–10:00 a.m.
Tickets: Free
Community Connections in Colliers Hill
As the last days of summer unfold across Northern Colorado, it’s the perfect time to soak up every golden moment — from outdoor concerts and local festivals to breezy porch nights and backyard barbecues. Whether you’re catching one more live show under the stars, strolling the farmers market, or gathering with neighbors to savor the season, Colliers Hill offers a community where connection comes naturally. Explore thoughtfully crafted homes by Richmond American starting in the mid $500s — and find your place where summer still feels like home.
