DataBaseball
2026
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American League West · 2021

Seattle Mariners

Team WAR
20.4
10.5 bat / 10.0 pitch
Win %
.556
pyth .468
Run diff
-51
4.30 / 4.62 per g
wRC+
93
ERA
4.31
FIP 4.30
Home runs
209

The Seattle Mariners went 90-72 in 2021, a .556 winning percentage — 10th of 30 record in baseball. They scored 697 runs and allowed 748, a run differential of -51. The offence ranked 22nd of 30 in MLB for runs scored, while their 4.31 staff ERA was 16th of 30. Their 93 team wRC+ was 7% below league average — 22nd of 30 in MLB. Ty France led the position players at 3.0 WAR, and Chris Flexen the rotation at a 3.61 ERA.

Where the offence comes from

Roster contribution by share of the team total.

1,248 team hits
J.P. Crawford169J.P. Crawford — 169 hits (13.5%)Ty France166Ty France — 166 hits (13.3%)Mitch Haniger157Mitch Haniger — 157 hits (12.6%)Kyle Seager128Kyle Seager — 128 hits (10.3%)Luis Torrens84Luis Torrens — 84 hits (6.7%)Abraham Toro80Abraham Toro — 80 hits (6.4%)Jarred Kelenic61Jarred Kelenic — 61 hits (4.9%)Dylan Moore60Dylan Moore — 60 hits (4.8%)Jake Bauers59Jake Bauers — 59 hits (4.7%)Tom Murphy56Tom Murphy — 56 hits (4.5%)Jake Fraley45Jake Fraley — 45 hits (3.6%)Kyle Lewis32Kyle Lewis — 32 hits (2.6%)Trammell25Taylor Trammell — 25 hits (2.0%)Raleigh25Cal Raleigh — 25 hits (2.0%)Jr.22Shed Long Jr. — 22 hits (1.8%)17José Marmolejos — 17 hits (1.4%)16Sam Haggerty — 16 hits (1.3%)Evan White14Evan White — 14 hits (1.1%)Walton13Donovan Walton — 13 hits (1.0%)6Jacob Nottingham — 6 hits (0.5%)6José Godoy — 6 hits (0.5%)Eric Campbell — 3 hits (0.2%)Justin Dunn — 1 hits (0.1%)Justus Sheffield — 1 hits (0.1%)Braden Bishop — 1 hits (0.1%)Dillon Thomas — 1 hits (0.1%)
Each rectangle is a player, sized by his share of the team's hits; darker means a larger share. Top 30 contributors. Select a different statistic above, or click a player for his page.

Batting

30 players, ranked by dbWAR.

Ty France1B15265016618730.291.368.445.3561323.0
J.P. CrawfordSS1596871699543.273.338.376.3171042.9
Mitch HanigerRF156691157391001.253.318.485.3421222.6
Kyle Seager3B159670128351013.212.285.438.310991.9
Tom MurphyC973255611340.202.304.350.294881.0
Abraham Toro2B953758011466.239.315.373.305961.0
Jake FraleyLF772654593610.210.352.369.3281120.9
Luis TorrensDH1053788415470.243.299.431.3131010.6
Kyle LewisCF36147325112.246.333.392.3231080.6
Dylan Moore2B12037760124321.181.276.334.274730.0
Justin DunnP231010.333.333.667.4171770.0
Justus SheffieldP121000.500.500.500.4381920.0
Eric Campbell3B4123000.273.333.273.27977-0.0
Braden BishopLF451000.250.250.250.21933-0.0
Donovan Walton2B216913271.206.254.365.26969-0.0
Yusei KikuchiP120000.000.000.000.000-125-0.0
Darren McCaughanP120000.000.000.000.000-125-0.0
Chris FlexenP230000.000.000.000.000-125-0.1
Marco GonzalesP240000.000.000.000.000-125-0.1
Jacob NottinghamDH15456360.150.222.400.26566-0.1
Dillon ThomasRF391020.111.111.111.097-55-0.1
Jarred KelenicCF923776114436.181.265.350.27372-0.2
Taylor TrammellCF50178258182.160.256.359.27372-0.2
Shed Long Jr.LF34121224171.198.258.360.27171-0.2
José GodoyC14406030.162.225.189.19516-0.2
Cal RaleighC45148252130.180.223.309.23343-0.3
Sam HaggertyLF339416255.186.247.291.24250-0.3
José Marmolejos1B40122174120.160.262.311.26063-0.4
Evan White1B2810414290.144.202.237.19919-0.9
Jake Bauers1B112315594196.209.290.277.26063-1.0

Pitching

31 pitchers, ranked by dbWAR.

Chris Flexen3131179.214601253.613.891.256.32.5
Logan Gilbert2424119.16501284.683.731.179.71.9
Paul Sewald62064.2103111043.063.081.0214.51.2
Drew Steckenrider62067.25214582.003.351.027.71.0
Casey Sadler42040.1010370.672.480.728.31.0
Yusei Kikuchi2929157.07901634.414.611.329.31.0
Kendall Graveman53056.05110611.773.190.989.80.9
Anthony Misiewicz66054.2550534.613.771.398.70.6
JT Chargois56053.2610532.523.861.088.90.5
Héctor Santiago13126.1110303.423.131.4410.30.5
Rafael Montero44049.1547426.393.861.547.70.5
Erik Swanson33235.1031353.313.961.088.90.3
Justin Dunn111150.1130493.754.741.318.80.2
Will Vest32035.0100276.174.171.606.90.2
Keynan Middleton32131.0124244.944.491.587.00.1
Wyatt Mills11012.2000119.954.352.057.80.1
James Paxton111.100026.752.420.7513.50.0
Jack Mayfield100.100000.003.170.000.00.0
Andrés Muñoz100.200010.009.173.0013.5-0.0
Daniel Zamora404.120036.235.481.386.2-0.0
Nick Margevicius5312.0020128.255.341.679.0-0.0
Aaron Fletcher403.2000212.276.442.184.9-0.1
Brady Lail202.0000113.508.672.004.5-0.1
Robert Dugger12425.2020197.365.231.796.7-0.1
Yohan Ramírez25027.2132353.905.091.0811.4-0.1
Vinny Nittoli101.0000118.0020.173.009.0-0.2
Marco Gonzales2525143.110601083.965.281.176.8-0.2
Ljay Newsome7114.2110167.986.031.579.8-0.2
Darren McCaughan219.000028.008.731.332.0-0.4
Ryan Weber409.2000812.109.791.977.4-0.5
Justus Sheffield211580.1780636.835.661.847.1-0.6
Record versus run differential

Seattle Mariners are 90-72, a .556 win rate, while their -51 run differential implies .468. That is about 14 wins ahead of it, usually a mix of bullpen sequencing and one-run luck.