Mariners FanFest presented by Starbucks is BACK! Gear up for the 2026 season with a weekend of fun at T-Mobile Park—including behind-the-scenes access to the ballpark, the chance to meet Mariners players, alumni & future stars, experiences like playing catch in the outfield and so much more. Check out all the details below:
11 a.m. – 4 p.m.
Season Ticket Member early access at 9 a.m. — just show your member ID!
11 a.m. – 4 p.m.
For every one (1) adult ticket purchased, you can buy four (4) discounted kids tickets. Admission is free for kids 2 & under.
Meet Players, Alumni, Future Stars & Mariner Moose
Special Guests
Mariners Players
Cal Raleigh
*Saturday only
Julio Rodríguez
Josh Naylor
George Kirby
Mariners Top Prospects
Colt Emerson, INF
Mariners #1 Prospect per MLB Pipeline
Kade Anderson, LHP
Mariners #2 Prospect per MLB Pipeline
Jurrangelo Cijntje, SHP
Mariners #9 Prospect per MLB Pipeline
More names coming soon!
Special guests subject to change.
FanFest VIP Experience
Upgrade your FanFest visit with an exclusive VIP experience that includes the following:
- Photo or autograph session in the Press Club with a current player, legend and future star
- VIP parking
- Light refreshments
VIP tickets will go on sale soon—stay tuned!
Please note: VIP tickets are add-ons and do not include admission to FanFest.
Big League Opportunities
Behind-the-Scenes Access
Tour the clubhouse to see where the players get ready for every home game.
Check out where every news conference takes place.
Visit the most exclusive space in the ballpark - the Muckleshoot Diamond Club.