According to ESPN MLB Insider Buster Olney, people in baseball think that the M's have already had a successful offseason, ...

The Mariners released their promotional calendar for 2026 this week and it features several must-have collectibles for fans.

As the Seattle Mariners try to build their perfect opening day roster, there's a wild card in the mix. It's rare for a ...

MLB announced an $800 million deal with ESPN, NBC and Netflix on Wednesday. Here's what Mariners fans need to know.

Josh Naylor, who was a key midseason acquisition that propelled the Mariners to a division title, didn't take long in free ...

SEATTLE — Hall of Fame left-hander Randy Johnson will have his No. 51 retired by the Seattle Mariners during a pregame ...

Seattle Mariners pitcher Bryan Woo is among the top recipients from this year’s pre-arbitration bonus pool. To continue ...

Following a near World Series miss, the Seattle Mariners are predicted to acquire Arizona's Ketel Marte in a blockbuster ...

A series of exclusive interviews with members of the Seattle Mariners front office and broadcasting team will air Wednesday ...

Regardless if Seattle signs Polanco, the Mariners are well-positioned, both in the short and long term. Also, interest in ...

The Seattle Mariners are in the process of reworking their bullpen, but it never appeared Nick Anderson was in contention for ...

Starting in 2026, Major League Baseball will take over the production and distribution of Mariners telecasts, marking a major ...