Mike Yastrzemski
Outfielder · Career Stats, Bio & Records (2019-2026)
Mike Yastrzemski is an outfielder who has played in Major League Baseball since 2019 for the San Francisco Giants, the Kansas City Royals, and the Atlanta Braves, a span of 8 seasons. In 980 career games, he has hit .236 with 735 hits, 135 home runs, and 405 RBI. His career PIV — Baseball Data Hub's era-adjusted measure of offensive impact — is 3,210.
- AVG (Batting Average):
- Hits divided by at bats. .300 is the traditional mark of an excellent hitter.
- HR (Home Runs):
- Hits on which the batter circled the bases and scored, almost always by clearing the outfield fence.
- RBI (Runs Batted In):
- Runs that scored as a direct result of a batter's plate appearance.
- OPS (On-Base Plus Slugging):
- On-base percentage plus slugging percentage, the quickest single summary of offensive value. .900 or better is star-level.
Data updated
PIV is computed through the 2025 season, so it does not yet include 2026. Every other career total on this page includes 2026 through October 25, 2026.
- Position
- Outfielder
- Bats / Throws
- L / L
- Height / Weight
- 5'10" / 178 lb
- MLB Debut
- 2019-05-25
- Jersey
- #18
Full name: Michael Andrew Yastrzemski
Career Batting Statistics
| G | AB | R | H | 2B | 3B | HR | RBI | SB | BB | SO | AVG | OBP | SLG | OPS | PIV |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 980 | 3,112 | 484 | 735 | 180 | 24 | 135 | 405 | 26 | 370 | 863 | .236 | .322 | .440 | .762 | 3,210 |
Career AVG .236 vs. league average .246 across their career seasons — near league average.
Career OBP .322 vs. league average .317 across their career seasons — near league average.
Career SLG .440 vs. league average .409 across their career seasons — +7.5% above league average.
Career OPS .762 vs. league average .726 across their career seasons — near league average.
Season-by-Season Batting
Click a stat to plot it across every season.
| Year | Team | Lg | G | AB | R | H | 2B | 3B | HR | RBI | SB | BB | SO | AVG | Lg AVG | Lg OBP | Lg SLG | Lg OPS | PIV |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2019 | SFN | NL | 107 | 371 | 64 | 101 | 22 | 3 | 21 | 55 | 2 | 32 | 107 | .272 | .252 (+8%) | .322 (+4%) | .434 (+19%) | .757 (+12%) | 840.3 |
| 2020 | SFN | NL | 54 | 192 | 39 | 57 | 14 | 4 | 10 | 35 | 2 | 30 | 55 | .297 | .244 (+21%) | .321 (+24%) | .417 (+36%) | .739 (+31%) | 1102.7 |
| 2021 | SFN | NL | 139 | 468 | 75 | 105 | 28 | 3 | 25 | 71 | 4 | 51 | 131 | .224 | .243 (-8%) | .317 (-2%) | .410 (+11%) | .727 (+6%) | 455.6 |
| 2022 | SFN | NL | 148 | 485 | 73 | 104 | 31 | 2 | 17 | 57 | 5 | 61 | 141 | .214 | .242 (-12%) | .311 (-2%) | .394 (-1%) | .706 (-1%) | -111.2 |
| 2023 | SFN | NL | 106 | 330 | 54 | 77 | 23 | 1 | 15 | 43 | 2 | 45 | 99 | .233 | .248 (-6%) | .320 (+3%) | .414 (+8%) | .734 (+6%) | 383.4 |
| 2024 | SFN | NL | 140 | 428 | 60 | 99 | 16 | 9 | 18 | 57 | 3 | 38 | 124 | .231 | .243 (-5%) | .312 (-3%) | .399 (+9%) | .711 (+4%) | 246.8 |
| 2025 | SFN | NL | 97 | 321 | 38 | 74 | 14 | 1 | 8 | 28 | 6 | 47 | 86 | .231 | .245 (-6%) | .315 (+5%) | .403 (-12%) | .718 (-5%) | -137.7 |
| 2025 | KCA | AL | 50 | 156 | 30 | 37 | 14 | 0 | 9 | 18 | 1 | 25 | 22 | .237 | .245 (-3%) | .315 (+7%) | .403 (+24%) | .718 (+17%) | -137.7 |
| 2026 | ATL | NL | 139 | 361 | 51 | 81 | 18 | 1 | 12 | 41 | 1 | 41 | 98 | .224 | .243 (-8%) | .318 (-3%) | .400 (-5%) | .718 (-4%) | 0 |
| Career · 9 seasons | 980 | 3,112 | 484 | 735 | 180 | 24 | 135 | 405 | 26 | 370 | 863 | .236 | — | — | — | — | 2,642 | ||
Lg columns show the league average for that season, with the player's figure as a percentage above or below it. Career totals the seasons listed above.
Season-by-Season Pitching
Click a stat to plot it across every season.
| Year | Team | Lg | W | L | G | GS | CG | SHO | SV | IP | H | ER | BB | SO | ERA | Lg ERA | Pitcher PIV |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2024 | SFN | NL | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 1.0 | 2 | 2 | 3 | 0 | 18.00 | — | 0.0 |
| 2025 | SFN | NL | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 1.0 | 2 | 2 | 1 | 0 | 18.00 | — | 0.0 |
| Career · 2 seasons | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 2.0 | 4 | 4 | 4 | 0 | 18.00 | — | 0 | ||
Lg columns show the league average for that season, with the player's figure as a percentage above or below it. Career totals the seasons listed above.
Postseason Statistics
Game Log & Splits
View full game log (843 games) →Per-game data from Retrosheet (regular season, through 2025).
Batting — Home / Away
| Split | G | AB | R | H | HR | RBI | AVG |
|---|---|---|---|---|---|---|---|
| Home | 419 | 1321 | 200 | 320 | 51 | 163 | .242 |
| Away | 422 | 1430 | 233 | 334 | 72 | 201 | .234 |
Pitching — Home / Away
| Split | G | IP | H | ER | BB | SO | ERA |
|---|---|---|---|---|---|---|---|
| Home | 2 | 2.0 | 4 | 4 | 4 | 0 | 18.00 |
Last 10 Games — Batting
| Date | Tm | Opp | Res | AB | R | H | 2B | 3B | HR | RBI | BB | SO |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2025-09-28 | KCR | OAK | W | 4 | 2 | 2 | 0 | 0 | 2 | 2 | 1 | 0 |
| 2025-09-27 | KCR | OAK | W | 4 | 2 | 2 | 1 | 0 | 0 | 0 | 1 | 0 |
| 2025-09-26 | KCR | OAK | L | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 |
| 2025-09-25 | KCR | LAA | W | 3 | 0 | 1 | 0 | 0 | 0 | 1 | 2 | 1 |
| 2025-09-24 | KCR | LAA | L | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 |
| 2025-09-23 | KCR | LAA | W | 3 | 1 | 1 | 0 | 0 | 0 | 0 | 2 | 0 |
| 2025-09-21 | KCR | TOR | L | 4 | 1 | 2 | 1 | 0 | 0 | 0 | 1 | 0 |
| 2025-09-20 | KCR | TOR | W | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2025-09-18 | KCR | SEA | L | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2025-09-17 | KCR | SEA | W | 5 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 2 |
Last 2 Games — Pitching
| Date | Tm | Opp | Dec | IP | H | R | ER | BB | SO | HR |
|---|---|---|---|---|---|---|---|---|---|---|
| 2025-07-09 | SFG | PHI | — | 1.0 | 2 | 2 | 2 | 1 | 0 | 0 |
| 2024-08-14 | SFG | ATL | — | 1.0 | 2 | 2 | 2 | 3 | 0 | 0 |
Fielding Statistics
Career Fielding Totals by Position
| Position | G | GS | PO | A | E | DP |
|---|---|---|---|---|---|---|
| OF | 836 | 720 | 1458 | 38 | 14 | 7 |
| P | 2 | 0 | 0 | 0 | 0 | 0 |
Season-by-Season Fielding
| Year | Team | Pos | G | GS | PO | A | E | DP |
|---|---|---|---|---|---|---|---|---|
| 2019 | SFN | OF | 102 | 89 | 189 | 2 | 4 | 0 |
| 2020 | SFN | OF | 53 | 52 | 120 | 2 | 0 | 1 |
| 2021 | SFN | OF | 127 | 119 | 259 | 3 | 1 | 1 |
| 2022 | SFN | OF | 144 | 125 | 271 | 9 | 3 | 3 |
| 2023 | SFN | OF | 124 | 90 | 175 | 6 | 1 | 1 |
| 2024 | SFN | OF | 136 | 120 | 212 | 5 | 4 | 1 |
| 2024 | SFN | P | 1 | 0 | 0 | 0 | 0 | 0 |
| 2025 | SFN | OF | 94 | 85 | 147 | 9 | 1 | 0 |
| 2025 | SFN | P | 1 | 0 | 0 | 0 | 0 | 0 |
| 2025 | KCA | OF | 56 | 40 | 85 | 2 | 0 | 0 |
Career Games by Position
Circle size = games played at each position.
| Position | Games |
|---|---|
| Pitcher | 2 |
| Left Field | 93 |
| Center Field | 228 |
| Right Field | 622 |
| Designated Hitter | 6 |
Awards & Honors
| Year | Award | Notes |
|---|---|---|
| 2020 | All-MLB Team - Second Team | OF |
Award Voting History
| Year | Award | League | Finish | Points Won | Points Max | Votes First |
|---|---|---|---|---|---|---|
| 2020 | Most Valuable Player | NL | 8th | 81.0 | 420 | 0 |
Most Similar Players
Career comps based on counting + rate stats and primary position. Score is relative — closest peer anchors at ~98%.
Compare Mike Yastrzemski
Mike Yastrzemski: the record in brief
The debut date in the bio is May 25, 2019; Mike Yastrzemski is an active player, and this profile updates as the season goes on. Club by club, the record runs the San Francisco Giants (2019 through 2025), the Kansas City Royals (2025), and the Atlanta Braves (2026). Yastrzemski, born on August 23, 1990, in Andover, MA, USA, is listed as an outfielder and threw and hit left-handed. Yastrzemski's listed size is 5-foot-10 and 178 pounds. Yastrzemski's full given name, per the bio, is Michael Andrew Yastrzemski.
Yastrzemski's career batting table shows 980 games, 3,112 at bats and 735 hits, a .236 average; the totals also include 135 home runs, 405 RBI, and 26 stolen bases. Yastrzemski's career OPS of .762 combines a .322 on-base mark with .440 slugging. Against a .246 league average for those years, Yastrzemski's .236 average was near the norm. Yastrzemski's most home runs in a season came in 2021, when the total reached 25 for the San Francisco Giants.
Frequently Asked Questions about Mike Yastrzemski
- What years did Mike Yastrzemski play?
- Mike Yastrzemski played in Major League Baseball from 2019 to 2026.
- Was Mike Yastrzemski a pitcher?
- No. Mike Yastrzemski was a position player (Outfielder), though he did pitch in 2 career games.
- How many home runs did Mike Yastrzemski hit?
- Mike Yastrzemski hit 135 career home runs with 735 hits.
- What teams has Mike Yastrzemski played for?
- Mike Yastrzemski has played for 3 teams: the San Francisco Giants (2019–2025), the Kansas City Royals (2025), and the Atlanta Braves (2026).
- What are Mike Yastrzemski's career stats?
- In 980 games, Mike Yastrzemski has 735 hits, 135 home runs, 405 RBI, 484 runs, and 26 stolen bases, with a .236 batting average.
- What position does Mike Yastrzemski play?
- Mike Yastrzemski plays primarily as an outfielder, the position where he has appeared in the most games.
- How tall is Mike Yastrzemski and how much does he weigh?
- Mike Yastrzemski is listed at 5 feet 10 inches and 178 pounds.
- What number does Mike Yastrzemski wear?
- Mike Yastrzemski wears number 18, according to MLB's 2026 roster data.
- How many home runs has Mike Yastrzemski hit each season?
- Mike Yastrzemski's home runs by season: 21 in 2019, 10 in 2020, 25 in 2021, 17 in 2022, 15 in 2023, 18 in 2024, 17 in 2025, and 12 in 2026. His most in one season was 25, in 2021.
- What was Mike Yastrzemski's career batting average?
- Mike Yastrzemski batted .236 over his career, with 735 hits in 3,112 at bats.
- How many RBI did Mike Yastrzemski have?
- Mike Yastrzemski drove in 405 runs in his career.
- What was Mike Yastrzemski's career ERA?
- Mike Yastrzemski finished with a 18.00 career ERA, going 0-0 with 0 strikeouts.