The Spartan Niner Empire isn't just a booster club — it's a movement. From inventing the 49er Invasion to earning recognition from coaches and players, our story is one of passion, dedication, and unwavering loyalty to the San Francisco 49ers.
The Spartan Niner Empire is established as an official San Francisco 49ers Booster Club, uniting the most passionate 49ers fans in the Bay Area and beyond.
The Spartan Niner Empire organizes the first-ever 49er Invasion away game in Atlanta, Georgia. A Yellow Lot tailgate party that would change 49ers fan culture forever. Dr. John York witnesses the magic firsthand.
The 49er Invasion tradition takes root in Nashville. The 49ers organization, inspired by what they saw in Atlanta, begins embracing and promoting the away-game invasion concept. The Spartan Niner Empire leads the charge.
The Empire takes over Bourbon Street in New Orleans. Head Coach Kyle Shanahan calls the Spartan Niner Empire's energy "one of the coolest things I've ever seen." E-40 shows the crew some love — young hyenas in uniform.
The 49er Invasion continues to grow. Ford Field in Detroit becomes another example of the Spartan Niner Empire's ability to transform any away stadium into a home game for the 49ers faithful.
Ten years of supporting the San Francisco 49ers at Levi's Stadium and away from the Bay. The Spartan Niner Empire stands as the #1 Booster Fan Club of ALL TIME. Ah ooh~!




The Spartan Niner Empire's history is still being written. Join us as we continue to support the 49ers at Levi's Stadium and invade cities across the country.