GM: Woody Woodward (since 1989)
| Player | Age | Service | G | fWAR | Salary $M | Surplus $M |
|---|---|---|---|---|---|---|
| Ken Griffey Jr. | 21 | pre-arb | 154 | 6.9 | 0.7 | +3.4 |
| Edgar Martinez | 28 | arb | 150 | 5.7 | 0.3 | +3.1 |
| Erik Hanson | 26 | arb | 27 | 3.5 | 0.4 | +1.7 |
| Randy Johnson | 27 | arb | 33 | 2.6 | 0.3 | +1.2 |
| Brian Holman | 26 | arb | 30 | 2.2 | 0.3 | +1.0 |
| Bill Krueger | 33 | FA-elig | 35 | 2.0 | 0.5 | +0.7 |
| Omar Vizquel | 24 | pre-arb | 142 | 1.9 | 0.2 | +0.9 |
| Bill Swift | 29 | FA-elig | 71 | 1.6 | 0.9 | -0.0 |
| Mike Jackson | 26 | arb | 72 | 1.5 | 0.7 | +0.2 |
| Harold Reynolds | 30 | FA-elig | 161 | 1.4 | 1.9 | -1.0 |
| Jay Buhner | 26 | arb | 137 | 0.9 | 0.2 | +0.3 |
| Calvin Jones | 27 | – | 27 | 0.7 | – | – |
| Mike Schooler | 28 | arb | 34 | 0.7 | 0.5 | -0.1 |
| Dave Valle | 30 | FA-elig | 132 | 0.5 | 0.7 | -0.4 |
| Jeff Schaefer | 31 | pre-arb | 84 | 0.4 | 0.1 | +0.1 |
| Rob Murphy | 31 | FA-elig | 57 | 0.3 | 0.9 | -0.8 |
| Chris Howard | 25 | – | 9 | 0.2 | – | – |
| Ken Griffey Sr. | 41 | – | 30 | 0.2 | – | – |
| Henry Cotto | 30 | FA-elig | 66 | 0.1 | 0.6 | -0.5 |
| Scott Bankhead | 27 | arb | 17 | 0.1 | 0.8 | -0.7 |
| Dave Fleming | 21 | – | 9 | -0.0 | – | – |
| Keith Comstock | 35 | – | 1 | -0.0 | – | – |
| Pat Lennon | 23 | – | 9 | -0.0 | – | – |
| Tracy Jones | 30 | arb | 79 | -0.0 | 0.5 | -0.5 |
| Pete O'Brien | 33 | FA-elig | 152 | -0.1 | 2.0 | -2.1 |
| Matt Sinatro | 31 | – | 5 | -0.1 | – | – |
| Pat Rice | 27 | – | 7 | -0.1 | – | – |
| Gene Harris | 26 | pre-arb | 8 | -0.1 | 0.1 | -0.2 |
| Russ Swan | 27 | pre-arb | 63 | -0.1 | 0.1 | -0.2 |
| Rich Amaral | 29 | – | 14 | -0.1 | – | – |
| Dave Burba | 24 | – | 22 | -0.2 | – | – |
| Tino Martinez | 23 | – | 36 | -0.2 | – | – |
| Rich DeLucia | 26 | pre-arb | 32 | -0.3 | 0.1 | -0.3 |
| Alonzo Powell | 26 | – | 57 | -0.5 | – | – |
| Dave Cochrane | 28 | arb | 65 | -0.5 | 0.1 | -0.4 |
| Greg Briley | 26 | arb | 139 | -1.3 | 0.3 | -1.0 |
| Alvin Davis | 30 | FA-elig | 145 | -1.6 | 1.7 | -2.7 |
| Scott Bradley | 31 | FA-elig | 83 | -1.7 | 0.6 | -1.6 |
38 players appeared (WAR is complete); salary & surplus are on record for 26 of them (68%). Players without a salary show "–" — no single historical salary source is fully complete (especially 2020–2022).
WAR = FanGraphs (fWAR). Green = produced more value than paid (bargain); red = paid more than produced. Service: pre-arb (<3 yr) / arb (3–6) / FA-eligible (6+). Click headers to sort.
| Player | Year | WAR for SEA |
|---|---|---|
| Jamie Moyer | 1996 | 28.0 |
| Mike Cameron | 2000 | 19.8 |
| J. P. Crawford | 2018 | 17.8 |
| Freddy García | 1998 | 15.6 |
| Franklin Gutiérrez | 2008 | 13.4 |
| Mitch Haniger | 2016 | 11.1 |
| Marco Gonzales | 2017 | 10.1 |
| Luis Castillo | 2022 | 8.7 |
| Player | Year traded | WAR elsewhere |
|---|---|---|
| Adam Jones | 2008 | 29.6 |
| Jason Varitek | 1997 | 21.2 |
| Shin-Soo Choo | 2006 | 19.2 |
| Mike Hampton | 1993 | 19.2 |
| Carlos Guillén | 2004 | 18.3 |
| Derek Lowe | 1997 | 18.0 |
| Freddy Peralta | 2015 | 17.3 |
| Chris Taylor | 2016 | 16.9 |