2023 Seattle Mariners | ||
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League | American League | |
Division | West | |
Ballpark | T-Mobile Park | |
City | Seattle, Washington | |
Record | 88–74 (.543) | |
Divisional place | 3rd | |
Owners | Baseball Club of Seattle, LP, represented by CEO John Stanton | |
Managers | Scott Servais | |
Television | Root Sports Northwest (Dave Sims, Aaron Goldsmith, Mike Blowers) | |
Radio | ESPN-710 Seattle Mariners Radio Network (Rick Rizzs, Aaron Goldsmith, Dave Sims) | |
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The 2023 Seattle Mariners season was the 47th season in franchise history. The Mariners played their 24th full season (25th overall) at T-Mobile Park, their home ballpark in Seattle, Washington. Despite Seattle having shown signs of competitiveness, and having a 90.2% chance to make the playoffs on September 2 while having 1st place in the AL West, [1] the Mariners missed the playoffs for the 22nd time in 23 seasons.
Pursuant to the CBA, rule changes for the 2023 season: [2]
Legend | |
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Mariners win | |
Mariners loss | |
Postponement | |
Eliminated from playoff race | |
Bold | Mariners team member |
2023 game log: 88–74 (Home: 45–36; Away: 43–38) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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March/April: 12–16 (Home: 7–9; Away: 5–7)
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May: 17–11 (Home: 10–6; Away: 7–5)
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June: 9–15 (Home: 5–5; Away: 4–10)
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July: 17–9 (Home: 8–5; Away: 9–4)
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August: 21–6 (Home: 9–4; Away: 12–2)
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September/October: 12–17 (Home: 6–7; Away: 6–10)
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Team | W | L | Pct. | GB | Home | Road |
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Houston Astros | 90 | 72 | .556 | — | 39–42 | 51–30 |
Texas Rangers | 90 | 72 | .556 | — | 50–31 | 40–41 |
Seattle Mariners | 88 | 74 | .543 | 2 | 45–36 | 43–38 |
Los Angeles Angels | 73 | 89 | .451 | 17 | 38–43 | 35–46 |
Oakland Athletics | 50 | 112 | .309 | 40 | 26–55 | 24–57 |
Team | W | L | Pct. |
---|---|---|---|
Baltimore Orioles | 101 | 61 | .623 |
Houston Astros | 90 | 72 | .556 |
Minnesota Twins | 87 | 75 | .537 |
Team | W | L | Pct. | GB |
---|---|---|---|---|
Tampa Bay Rays | 99 | 63 | .611 | +10 |
Texas Rangers | 90 | 72 | .556 | +1 |
Toronto Blue Jays | 89 | 73 | .549 | — |
Seattle Mariners | 88 | 74 | .543 | 1 |
New York Yankees | 82 | 80 | .506 | 7 |
Boston Red Sox | 78 | 84 | .481 | 11 |
Detroit Tigers | 78 | 84 | .481 | 11 |
Cleveland Guardians | 76 | 86 | .469 | 13 |
Los Angeles Angels | 73 | 89 | .451 | 16 |
Chicago White Sox | 61 | 101 | .377 | 28 |
Kansas City Royals | 56 | 106 | .346 | 33 |
Oakland Athletics | 50 | 112 | .309 | 39 |
Source: MLB Standings Grid – 2023 | ||||||||||||||||
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Team | BAL | BOS | CWS | CLE | DET | HOU | KC | LAA | MIN | NYY | OAK | SEA | TB | TEX | TOR | NL |
Baltimore | — | 7–6 | 4–2 | 3–4 | 6–1 | 3–3 | 5–1 | 5–2 | 4–2 | 7–6 | 6–1 | 4–2 | 8–5 | 3–3 | 10–3 | 26–20 |
Boston | 6–7 | — | 2–4 | 3–3 | 5–1 | 2–5 | 5–2 | 3–4 | 4–3 | 9–4 | 4–2 | 3–3 | 2–11 | 3–3 | 7–6 | 20–26 |
Chicago | 2–4 | 4–2 | — | 8–5 | 5–8 | 3–4 | 6–7 | 3–4 | 4–9 | 4–2 | 3–4 | 2–4 | 1–6 | 1–5 | 0–6 | 15–31 |
Cleveland | 4–3 | 3–3 | 5–8 | — | 4–9 | 2–4 | 7–6 | 3–4 | 7–6 | 2–4 | 5–1 | 4–3 | 3–3 | 3–3 | 4–3 | 20–26 |
Detroit | 1–6 | 1–5 | 8–5 | 9–4 | — | 3–3 | 10–3 | 3–3 | 8–5 | 2–5 | 3–4 | 3–3 | 1–5 | 3–4 | 2–4 | 21–25 |
Houston | 3–3 | 5–2 | 4–3 | 4–2 | 3–3 | — | 1–5 | 9–4 | 2–4 | 2–5 | 10–3 | 4–9 | 3–3 | 9–4 | 3–4 | 28–18 |
Kansas City | 1–5 | 2–5 | 7–6 | 6–7 | 3–10 | 5–1 | — | 2–4 | 4–9 | 2–4 | 2–4 | 1–6 | 3–4 | 1–5 | 1–6 | 16–30 |
Los Angeles | 2–5 | 4–3 | 4–3 | 4–3 | 3–3 | 4–9 | 4–2 | — | 3–3 | 4–2 | 7–6 | 5–8 | 2–4 | 6–7 | 2–4 | 19–27 |
Minnesota | 2–4 | 3–4 | 9–4 | 6–7 | 5–8 | 4–2 | 9–4 | 3–3 | — | 4–3 | 5–1 | 3–4 | 1–5 | 5–2 | 3–3 | 25–21 |
New York | 6–7 | 4–9 | 2–4 | 4–2 | 5–2 | 5–2 | 4–2 | 2–4 | 3–4 | — | 5–1 | 4–2 | 5–8 | 3–4 | 7–6 | 23–23 |
Oakland | 1–6 | 2–4 | 4–3 | 1–5 | 4–3 | 3–10 | 4–2 | 6–7 | 1–5 | 1–5 | — | 1–12 | 2–5 | 4–9 | 2–4 | 14–32 |
Seattle | 2–4 | 3–3 | 4–2 | 3–4 | 3–3 | 9–4 | 6–1 | 8–5 | 4–3 | 2–4 | 12–1 | — | 3–4 | 4–9 | 3–3 | 22–24 |
Tampa Bay | 5–8 | 11–2 | 6–1 | 3–3 | 5–1 | 3–3 | 4–3 | 4–2 | 5–1 | 8–5 | 5–2 | 4–3 | — | 2–4 | 7–6 | 27–19 |
Texas | 3–3 | 3–3 | 5–1 | 3–3 | 4–3 | 4–9 | 5–1 | 7–6 | 2–5 | 4–3 | 9–4 | 9–4 | 4–2 | — | 6–1 | 22–24 |
Toronto | 3–10 | 6–7 | 6–0 | 3–4 | 4–2 | 4–3 | 6–1 | 4–2 | 3–3 | 6–7 | 4–2 | 3–3 | 6–7 | 1–6 | — | 30–16 |
Updated with the results of all games through October 1, 2023.
Source: MLB Standings | ||||||||||||||||
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Team | ARI | ATL | CHC | CIN | COL | LAD | MIA | MIL | NYM | PHI | PIT | SD | SF | STL | WSH | |
Baltimore | 2–1 | 1–2 | 1–2 | 1–2 | 2–1 | 1–2 | 3–0 | 1–2 | 3–0 | 1–2 | 2–1 | 1–2 | 2–1 | 1–2 | 4–0 | |
Boston | 2–1 | 3–1 | 2–1 | 1–2 | 1–2 | 1–2 | 0–3 | 2–1 | 2–1 | 2–1 | 0–3 | 2–1 | 1–2 | 0–3 | 1–2 | |
Chicago | 1–2 | 2–1 | 1–3 | 2–1 | 1–2 | 1–2 | 1–2 | 0–3 | 1–2 | 1–2 | 1–2 | 0–3 | 1–2 | 1–2 | 1–2 | |
Cleveland | 1–2 | 1–2 | 2–1 | 2–2 | 1–2 | 1–2 | 1–2 | 1–2 | 0–3 | 2–1 | 2–1 | 1–2 | 1–2 | 2–1 | 2–1 | |
Detroit | 0–3 | 1–2 | 1–2 | 1–2 | 2–1 | 1–2 | 1–2 | 2–1 | 3–0 | 0–3 | 2–2 | 1–2 | 3–0 | 2–1 | 1–2 | |
Houston | 3–0 | 3–0 | 3–0 | 0–3 | 3–1 | 1–2 | 2–1 | 1–2 | 2–1 | 1–2 | 2–1 | 2–1 | 1–2 | 2–1 | 2–1 | |
Kansas City | 1–2 | 0–3 | 1–2 | 0–3 | 1–2 | 2–1 | 0–3 | 0–3 | 3–0 | 1–2 | 0–3 | 2–1 | 2–1 | 2–2 | 1–2 | |
Los Angeles | 1–2 | 1–2 | 3–0 | 0–3 | 1–2 | 0–4 | 0–3 | 1–2 | 2–1 | 1–2 | 2–1 | 0–3 | 2–1 | 3–0 | 2–1 | |
Minnesota | 3–0 | 0–3 | 2–1 | 2–1 | 2–1 | 1–2 | 1–2 | 2–2 | 2–1 | 2–1 | 2–1 | 2–1 | 1–2 | 2–1 | 1–2 | |
New York | 2–1 | 0–3 | 1–2 | 3–0 | 1–2 | 2–1 | 1–2 | 1–2 | 2–2 | 2–1 | 2–1 | 2–1 | 2–1 | 1–2 | 1–2 | |
Oakland | 1–2 | 2–1 | 0–3 | 1–2 | 2–1 | 0–3 | 0–3 | 3–0 | 0–3 | 0–3 | 2–1 | 0–3 | 2–2 | 1–2 | 0–3 | |
Seattle | 2–1 | 1–2 | 1–2 | 1–2 | 3–0 | 0–3 | 2–1 | 0–3 | 1–2 | 1–2 | 2–1 | 3–1 | 2–1 | 2–1 | 1–2 | |
Tampa Bay | 2–1 | 1–2 | 1–2 | 2–1 | 3–0 | 2–1 | 3–1 | 2–1 | 1–2 | 0–3 | 3–0 | 1–2 | 2–1 | 1–2 | 3–0 | |
Texas | 1–3 | 1–2 | 1–2 | 0–3 | 3–0 | 1–2 | 3–0 | 0–3 | 2–1 | 3–0 | 2–1 | 0–3 | 2–1 | 2–1 | 1–2 | |
Toronto | 3–0 | 3–0 | 1–2 | 2–1 | 2–1 | 2–1 | 2–1 | 2–1 | 3–0 | 1–3 | 3–0 | 1–2 | 2–1 | 1–2 | 2–1 |
Updated with the results of all games through October 1, 2023.
= Indicates team leader |
Note: G = Games played; AB = At bats; R = Runs; H = Hits; 2B = Doubles; 3B = Triples; HR = Home runs; RBI = Runs batted in; SB = Stolen bases; BB = Walks; AVG = Batting average; SLG = Slugging average
Player | G | AB | R | H | 2B | 3B | HR | RBI | SB | BB | AVG | SLG |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Julio Rodríguez | 155 | 654 | 102 | 180 | 37 | 2 | 32 | 103 | 37 | 47 | .275 | .485 |
Teoscar Hernández | 160 | 625 | 70 | 161 | 29 | 2 | 26 | 93 | 7 | 38 | .258 | .435 |
Eugenio Suárez | 162 | 598 | 68 | 139 | 29 | 0 | 22 | 96 | 2 | 70 | .232 | .391 |
Ty France | 158 | 587 | 79 | 147 | 32 | 0 | 12 | 58 | 1 | 43 | .250 | .366 |
J. P. Crawford | 145 | 534 | 94 | 142 | 35 | 0 | 19 | 65 | 2 | 94 | .266 | .438 |
Cal Raleigh | 145 | 513 | 78 | 119 | 23 | 1 | 30 | 75 | 0 | 54 | .232 | .456 |
Jarred Kelenic | 105 | 372 | 44 | 94 | 25 | 2 | 11 | 49 | 13 | 41 | .253 | .419 |
José Caballero | 104 | 231 | 37 | 51 | 9 | 1 | 4 | 26 | 26 | 28 | .221 | .320 |
Mike Ford | 83 | 219 | 32 | 50 | 6 | 0 | 16 | 34 | 0 | 24 | .228 | .475 |
Kolten Wong | 67 | 194 | 21 | 32 | 6 | 0 | 2 | 19 | 1 | 16 | .165 | .227 |
Dylan Moore | 67 | 145 | 18 | 30 | 9 | 1 | 7 | 19 | 7 | 16 | .207 | .428 |
Tom Murphy | 47 | 145 | 19 | 42 | 12 | 0 | 8 | 17 | 0 | 10 | .290 | .538 |
Dominic Canzone | 44 | 135 | 19 | 29 | 11 | 0 | 5 | 13 | 1 | 6 | .215 | .407 |
A. J. Pollock | 49 | 127 | 15 | 22 | 4 | 0 | 5 | 15 | 0 | 9 | .173 | .323 |
Josh Rojas | 46 | 125 | 24 | 34 | 4 | 0 | 4 | 14 | 6 | 9 | .272 | .400 |
Sam Haggerty | 52 | 91 | 13 | 23 | 3 | 1 | 1 | 5 | 10 | 15 | .253 | .341 |
Cade Marlowe | 34 | 88 | 14 | 21 | 3 | 2 | 3 | 11 | 4 | 12 | .239 | .420 |
Taylor Trammell | 22 | 46 | 7 | 6 | 0 | 0 | 3 | 11 | 0 | 9 | .130 | .326 |
Cooper Hummel | 10 | 23 | 2 | 2 | 1 | 0 | 0 | 0 | 1 | 2 | .087 | .130 |
Tommy La Stella | 12 | 21 | 2 | 4 | 1 | 0 | 0 | 2 | 0 | 3 | .190 | .238 |
Brian O'Keefe | 8 | 19 | 0 | 2 | 2 | 0 | 0 | 2 | 0 | 2 | .105 | .211 |
Luis Torrens | 5 | 8 | 0 | 2 | 2 | 0 | 0 | 1 | 0 | 0 | .250 | .500 |
Totals | 162 | 5500 | 758 | 1332 | 283 | 12 | 210 | 728 | 118 | 548 | .242 | .413 |
Rank in AL | — | 8 | 7 | 10 | 6 | 15 | 7 | 7 | 5 | 6 | 11 | 9 |
Note: W = Wins; L = Losses; ERA = Earned run average; G = Games pitched; GS = Games started; SV = Saves; IP = Innings pitched; H = Hits allowed; R = Runs allowed; ER = Earned runs allowed; BB = Walks allowed; SO = Strikeouts
Player | W | L | ERA | G | GS | SV | IP | H | R | ER | BB | SO |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Luis Castillo | 14 | 9 | 3.34 | 33 | 33 | 0 | 197.0 | 160 | 81 | 73 | 56 | 219 |
George Kirby | 13 | 10 | 3.35 | 31 | 31 | 0 | 190.2 | 179 | 74 | 71 | 19 | 172 |
Logan Gilbert | 13 | 7 | 3.73 | 32 | 32 | 0 | 190.2 | 169 | 82 | 79 | 36 | 189 |
Bryce Miller | 8 | 7 | 4.32 | 25 | 25 | 0 | 131.1 | 124 | 64 | 63 | 26 | 119 |
Bryan Woo | 4 | 5 | 4.21 | 18 | 18 | 0 | 87.2 | 75 | 44 | 41 | 31 | 93 |
Matt Brash | 9 | 4 | 3.06 | 78 | 0 | 4 | 70.2 | 65 | 26 | 24 | 29 | 107 |
Justin Topa | 5 | 4 | 2.61 | 75 | 0 | 3 | 69.0 | 61 | 26 | 20 | 18 | 61 |
Gabe Speier | 2 | 2 | 3.79 | 69 | 0 | 1 | 54.2 | 47 | 24 | 23 | 11 | 64 |
Marco Gonzales | 4 | 1 | 5.22 | 10 | 10 | 0 | 50.0 | 55 | 32 | 29 | 18 | 34 |
Andrés Muñoz | 4 | 7 | 2.94 | 52 | 0 | 13 | 49.0 | 40 | 20 | 16 | 22 | 67 |
Tayler Saucedo | 3 | 2 | 3.59 | 52 | 0 | 1 | 47.2 | 41 | 20 | 19 | 23 | 43 |
Paul Sewald | 3 | 1 | 2.93 | 45 | 0 | 21 | 43.0 | 30 | 15 | 14 | 14 | 60 |
Chris Flexen | 0 | 4 | 7.71 | 17 | 4 | 0 | 42.0 | 59 | 36 | 36 | 19 | 29 |
Trevor Gott | 0 | 3 | 4.03 | 30 | 0 | 0 | 29.0 | 33 | 19 | 13 | 8 | 32 |
Isaiah Campbell | 4 | 1 | 2.83 | 27 | 0 | 1 | 28.2 | 22 | 9 | 9 | 13 | 33 |
Trent Thornton | 1 | 2 | 2.08 | 23 | 1 | 0 | 26.0 | 23 | 11 | 6 | 5 | 21 |
Ty Adcock | 0 | 0 | 3.45 | 12 | 0 | 0 | 15.2 | 11 | 7 | 6 | 0 | 11 |
Penn Murfee | 1 | 2 | 1.29 | 16 | 0 | 0 | 14.0 | 5 | 5 | 2 | 10 | 16 |
Eduard Bazardo | 0 | 0 | 2.63 | 9 | 0 | 0 | 13.2 | 9 | 4 | 4 | 4 | 14 |
Luke Weaver | 0 | 1 | 6.08 | 5 | 1 | 0 | 13.1 | 16 | 9 | 9 | 3 | 8 |
Emerson Hancock | 0 | 0 | 4.50 | 3 | 3 | 0 | 12.0 | 13 | 6 | 6 | 3 | 6 |
Juan Then | 0 | 0 | 4.91 | 9 | 0 | 0 | 11.0 | 14 | 6 | 6 | 2 | 5 |
Dominic Leone | 0 | 0 | 4.35 | 9 | 0 | 0 | 10.1 | 7 | 5 | 5 | 8 | 10 |
Matt Festa | 0 | 0 | 4.00 | 8 | 0 | 0 | 9.0 | 4 | 4 | 4 | 12 | 13 |
Tommy Milone | 0 | 1 | 2.00 | 2 | 2 | 0 | 9.0 | 7 | 3 | 2 | 6 | 3 |
Diego Castillo | 0 | 0 | 6.23 | 8 | 0 | 0 | 8.2 | 7 | 6 | 6 | 7 | 7 |
Easton McGee | 0 | 0 | 0.00 | 1 | 1 | 0 | 6.2 | 1 | 0 | 0 | 1 | 2 |
Darren McCaughan | 0 | 0 | 5.40 | 3 | 0 | 0 | 5.0 | 7 | 5 | 3 | 3 | 10 |
Robbie Ray | 0 | 1 | 8.10 | 1 | 1 | 0 | 3.1 | 4 | 5 | 3 | 5 | 3 |
José Rodríguez | 0 | 0 | 9.00 | 1 | 0 | 0 | 3.0 | 3 | 3 | 3 | 1 | 1 |
Devin Sweet | 0 | 0 | 9.00 | 2 | 0 | 0 | 2.0 | 2 | 2 | 2 | 1 | 1 |
Mike Ford | 0 | 0 | 18.00 | 2 | 0 | 0 | 2.0 | 5 | 4 | 4 | 1 | 0 |
Prelander Berroa | 0 | 0 | 0.00 | 2 | 0 | 0 | 1.2 | 0 | 0 | 0 | 3 | 3 |
Ryder Ryan | 0 | 0 | 0.00 | 1 | 0 | 0 | 1.0 | 0 | 0 | 0 | 1 | 2 |
J.B. Bukauskas | 0 | 0 | 9.00 | 1 | 0 | 0 | 1.0 | 2 | 2 | 1 | 2 | 1 |
Totals | 88 | 74 | 3.74 | 162 | 162 | 44 | 1449.0 | 1300 | 659 | 602 | 421 | 1459 |
Rank in AL | 6 | 10 | 1 | — | — | 5 | 4 | 4 | 1 | 1 | 1 | 6 |
The Seattle Mariners 1998 season was their 22nd season, and was the final year in which Kingdome was the home venue for the entire season. Their record was 76–85 (.472) and they finished in third place in the four-team American League West, 11½ games behind the champion Texas Rangers.
The 2017 Seattle Mariners season was the 41st season in franchise history. The Mariners played their 18th full season at Safeco Field and finished with a record of 78–84. They failed to qualify for the postseason, extending their drought to 16 years. In addition to being the longest current streak in MLB, the drought became the longest currently in the four major North American professional sports when the National Football League's Buffalo Bills made it to the playoffs in December of that year.
The 2018 Seattle Mariners season was the 42nd season in franchise history. The Mariners played their 19th full season at Safeco Field, their home ballpark. After the Buffalo Bills of the NFL clinched a playoffs spot for the first time since 1999, The Mariners entered this season with the longest active playoff drought in the four major North American professional sports, failing to make their first postseason appearance since 2001. At several points in the season, the Mariners were 10 games ahead of the Oakland Athletics in the AL Wild Card race, but ended up finishing eight games behind them. The Mariners were eliminated from playoff contention on September 22 with the Athletics win against the Minnesota Twins. The Mariners began the season on March 29, 2018 against the Cleveland Indians and finished the season on September 30 against the Texas Rangers.
The 2019 Seattle Mariners season was the 43rd season in franchise history. The Mariners played their twentieth full season and twenty-first overall at newly renamed T-Mobile Park, their home ballpark. The Mariners entered the season with the longest active playoff drought in the four major North American professional sports and again failed to make their first postseason appearance since 2001. The Mariners started the season with a 13–2 record, their best start in franchise history. However, they went 55–92 after their great start, finishing last in the American League West for the first time since 2012 and falling out of the playoffs once again.
The 2021 Baltimore Orioles season was the 121st season in Baltimore Orioles franchise history, the 68th in Baltimore, and the 30th at Oriole Park at Camden Yards. They significantly failed at attempting to improve on their 25–35 (.417) record from the previous year. The Orioles endured two different losing streaks of 14 or more between the middle and the end of May, as well as between August 3 and August 24. The Orioles pitching staff combined for a franchise-worst ERA of 5.84 and yielded 911 earned runs in the season, which led MLB and was the most earned runs surrendered by a pitching staff since the 2001 Texas Rangers allowed 913 earned runs. All of the team's pitchers that made a start finished the season with a losing record. The Orioles were eliminated from playoff contention on August 28 with their loss to the Tampa Bay Rays. They suffered their 3rd 100+ loss season in four years with their loss to the Boston Red Sox on September 17. With the Orioles loss in the season finale against the Blue Jays, they suffered their second 110-loss season in team history; it was also the third such season in overall franchise history, going back to their time as the St. Louis Browns.
The 2021 Seattle Mariners season was the 45th season in franchise history. The Mariners played their 22nd full season at T-Mobile Park, their home ballpark in Seattle, Washington. The M's entered this season with the longest active playoff drought in the four major North American professional sports leagues, attempting to make their first postseason in twenty years. Seattle is the only current Major League Baseball (MLB) franchise without a World Series appearance. Despite posting a 90–72 record, their best since the 2003 season, the Mariners were eliminated from postseason contention for the 20th consecutive season after Boston swept the Washington Nationals to clinch the wild card berth and the Yankees clinched the remaining wild card spot on the last day of the season. This season was the second time during their drought that they’d won two more regular season games than the World Series champions.
The 2023 Kansas City Royals season was the 55th season for the franchise, and their 51st at Kauffman Stadium. It was also the team's first season under the management of Matt Quatraro. They were eliminated from playoff contention for the eighth consecutive season on August 29. Their 56–106 record tied the 2005 season for the lowest winning percentage (.346) in franchise history. They also finished sub-.458 for the 5th consecutive season.
The 2023 Minnesota Twins season was the 63rd season for the Minnesota Twins franchise in the Twin Cities of Minnesota, their 14th season at Target Field, and the 123rd overall in the American League.
The 2023 Los Angeles Angels season was the 63rd season of the Los Angeles Angels franchise in the American League, the 58th in Anaheim, and their 58th season playing their home games at Angel Stadium. Chasing history to try and reach their first playoff appearance since 2014, the Angels started 40–32, but subsequently collapsed and, on September 16, the Angels were eliminated from postseason contention, for the ninth straight year. They repeat their record from the previous year, which was 73–89. They set a mark with their eighth consecutive losing season, eclipsing the mark previously set by the 1971–1977 teams.
The 2023 Texas Rangers season was the 63rd of the Texas Rangers franchise overall, their 52nd in Arlington as the Rangers, and the fourth season at Globe Life Field. It was also the team's first season under the management of Bruce Bochy.
The 2023 Pittsburgh Pirates season was the franchise's 142nd season overall, 137th season as a member of the National League, and 23rd season at PNC Park. The season was notable for the Pirates as it featured the return of Andrew McCutchen, who re-signed with the team after spending his first nine seasons with Pittsburgh before being traded following the 2017 season.
The 2023 Arizona Diamondbacks season was the franchise's 26th season in Major League Baseball and their 26th season at Chase Field in Phoenix, Arizona, as members of the National League West. They were managed by Torey Lovullo in his seventh season with the franchise.
The 2023 San Francisco Giants season was the 141st season for the franchise in Major League Baseball, their 66th year in San Francisco, and their 24th at Oracle Park. The team was managed by Gabe Kapler until September where with three games remaining, the Giants relieved Kapler of his duties.
The 2023 Miami Marlins season was the 31st season for the Major League Baseball (MLB) franchise in the National League and the 12th as the Marlins. The Marlins played their home games at LoanDepot Park as members of the National League East. It also was the team's first season under the management of Skip Schumaker.
The 2023 Tampa Bay Rays season was the 26th season of the Tampa Bay Rays franchise and their 16th as the Rays. The Rays played their home games at Tropicana Field as members of Major League Baseball's American League East.
The 2023 New York Mets season was the franchise's 62nd season in Major League Baseball, their 15th at Citi Field, and their third under majority owner Steve Cohen.
The 2023 Atlanta Braves season was the 153rd season of the Atlanta Braves franchise, the 58th in Atlanta, and the Braves' seventh season at Truist Park. The Braves were managed by Brian Snitker, in his eighth season as the team's manager.
The 2023 Cleveland Guardians season was the 123rd season for the franchise, which competed in the American League of Major League Baseball (MLB). This was the franchise's second season using the "Guardians" nickname, and 11th and final season under manager Terry Francona, the longest-tenured manager in MLB entering the 2023 season. They entered the season as the defending American League Central champions. The team opened the regular season on March 30, losing on the road against the Seattle Mariners, and concluded the regular season on October 1, losing on the road against the Detroit Tigers. They failed to improve on their 92–70 record from the 2022 season, and failed to qualify for the playoffs.
The 2023 San Diego Padres season was the 55th season of the San Diego Padres franchise. The Padres played their home games at Petco Park as members of Major League Baseball's National League West. The Padres had a record of 82–80.
The 2023 New York Yankees season was the 121st season for the New York Yankees franchise. The Yankees began the season on March 30 against the San Francisco Giants at home and finished the season on the road against the Kansas City Royals. They entered the season as the defending AL East champions.