303 Day Tickets

303 Day is more than a concert—it's a regional celebration of independent, high-energy rock and electronic-infused pop anchored by the Denver-area duo 3OH!3. Rooted in Boulder and the greater Denver music scene, this event has become a yearly landmark, with 3OH!3 headlining Boulder Theater and guiding fans through a multi-decade catalog of catchy, chart-topping hits. At Gold Coast Tickets, we’ve got you covered for tickets, schedules, and venue details as this Colorado tradition continues to evolve in the live-music landscape.

Whether you’re revisiting early anthems or discovering recent material, 303 Day represents the spirit of the Front Range—accessible, energetic, and built to be enjoyed with friends. Below you’ll find a detailed biography, discography highlights, and the latest on upcoming tour stops and appearances.

Biography: 303 Day centers on the Boulder/Denver music scene and is anchored by the iconic duo 3OH!3. Known for delivering high-energy performances that blend pop hooks with EDM-flavored production, 3OH!3 rose to mainstream prominence with hits like Dont Trust Me, which climbed to US #7, My First Kiss reaching US #9, and the UK Top 5 single Starstrukk. Over the years, the project has grown into a regional celebration featuring live sets and collaborations that highlight the thriving Colorado music community. The duo has earned multi-platinum certifications for singles such as Don’t Trust Me and Starstrukk, and earned industry recognition including MTV VMAs nominations for Best New Artist in 2009.

Discography highlights: The band released six studio albums, listed in reverse chronological order: Need(2021), Night Sports(2016), Omens(2013), Streets of Gold(2010), Want(2008), and their self-titled 3OH!3(2007). These records showcase the evolution from early party-pop anthems to more diverse, high-energy productions that still rile up crowds at festival and club stops alike. In 2025, 3OH!3 released Slushie and Hit Me Harder, continuing to tour with festival appearances like Warped Tour and select headlining shows.

Upcoming tour information: 303 Day continues to be a fixture in the Colorado live-music calendar, with 3OH!3-led performances and related events in major venues around Boulder and Denver. For fans in the Front Range, this is a reminder to secure seats early for reliable access to the latest show dates, venues, and times. Our team at Gold Coast Tickets will help you confirm dates, ticket availability, and any rescheduled or time-sensitive information so you can plan a smooth, no-fuss experience.

Follow 3OH!3 and associated project updates via official channels for the latest on shows, collaborations, and releases. Social links below, all opened in new tabs for convenience.