With spring training drawing near, the Mariners are less likely to trade righty Luis Castillo than they were earlier this ...

If the roster is indeed complete, the Mariners will enter another spring training without having added a notable upgrade on offense.

The Mariners are at or near the top of just about every list of MLB's top farm systems. Here's a look at where Seattle's ...

The Twins checked in on Luis Castillo, but the Mariners don't appear to be trading the ace anywhere. Visit MLB Trade Rumors for more details.

The Mariners re-signed infielder Jorge Polanco on Thursday, and former big-leaguer Sean Casey thought it was a great move.

It's been a tough offseason for the Seattle Mariners and their fans. After missing the playoffs by just one game in 2024, the ...

The third-year starting pitcher clocked in as the No. 87 player in baseball according to MLB Network's Top 100 Right Now ...

This story was excerpted from Daniel Kramer's Mariners Beat newsletter. To read the full newsletter, click here. And ...

Nearly two weeks after declaring the Seattle Mariners 'one of the biggest losers' of the offseason, former MLB executive Jim ...

Jorge Polanco is staying in Seattle. The veteran infielder signed a one-year deal with a vesting option for 2026 with the Mariners on Thursday.

The Seattle Mariners lead all organizations with seven prospects in Baseball America's initial 2025 Top 100 rankings.

Law's annual farm system rankings has the Mariners up top, followed by the Red Sox and Dodgers. The Astros and Angels are at the bottom.