Aftershock Music Festival

Oct 06, 2025

The Ultimate Guide to Aftershock Music Festival in Sacramento

Aftershock has become one of the largest and most anticipated rock music festivals on the West Coast, drawing tens of thousands of fans to Discovery Park in Sacramento each fall. If you're planning to attend or just curious about what makes this festival special, here's everything you need to know.

What is Aftershock?

Aftershock is a multi-day rock and metal music festival that typically takes place in October at Discovery Park along the American River. Since its inception in 2012, the festival has grown from a single-day event to a massive four-day celebration of rock music featuring some of the biggest names in the genre.


The Lineup

What sets Aftershock apart is its commitment to bringing legendary headliners alongside emerging artists. Past performers have included Metallica, Slipknot, Tool, Foo Fighters, Nine Inch Nails, and countless other rock icons. The festival features multiple stages running simultaneously, offering everything from classic rock and heavy metal to punk, alternative, and hard rock.

The Location

Discovery Park provides a stunning backdrop for the festival, with the American River creating a natural amphitheater setting. The park's open spaces accommodate multiple stages, vendor areas, and plenty of room for the massive crowds. Sacramento's typically mild October weather makes it an ideal time for an outdoor festival, though attendees should prepare for both sun and cooler evening temperatures.

Beyond the Music

Aftershock isn't just about the bands. The festival features craft beer and spirits gardens showcasing local and national breweries, gourmet food vendors offering everything from BBQ to vegan options, and various vendor booths selling band merchandise, festival gear, and rock memorabilia.

Tips for First-Timers

If you're attending Aftershock for the first time, arrive early to familiarize yourself with the layout, bring sunscreen and layers for changing temperatures, stay hydrated throughout the day, and plan which bands you want to see in advance since set times often overlap. Most importantly, pace yourself—it's a marathon, not a sprint, especially during the four-day format.

The Aftershock Community

One of the festival's greatest strengths is the community it has built. Rock fans from across the country converge on Sacramento, creating an electric atmosphere of shared passion for music. The festival has become an annual pilgrimage for many, with fans planning their entire year around the event.
Whether you're a die-hard metalhead or a casual rock fan, Aftershock offers an unforgettable experience that celebrates the power and diversity of rock music in one of California's most vibrant cities.