Jonah Tong

22-Year-Old PitcherSP
2025 Fantasy Outlook
There was no outlook written for Jonah Tong in 2025. Check out the latest news below for more on his current fantasy value.
RANKS
Rest of Season From Preseason
Signed a one-year contract with the Mets in August of 2025.
Now trending toward Saturday start
PNew York Mets
September 3, 2025
Tong appears in line to make his next start Saturday against the Reds in Cincinnati, Will Sammon of The Athletic reports.
Analysis
The Mets had initially confirmed that Tong would take the hill for the series opener Friday, but David Peterson will instead start that contest while the rookie right-hander gets pushed back a day. Tong will be starting on seven days' rest coming off a promising MLB debut versus the Marlins this past Friday, when he struck out six and allowed four runs (one earned) on six hits and no walks over five innings en route to picking up a win.
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Pitching Stats
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2025 MLB Game Log
2025
2025 MLB Game Log
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Scoring
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Pitching Appearances Breakdown
Average Pitch Count
97
Last 10 Games
97
Last 5 Games
97
How many pitches does Jonah Tong generally throw?
 
1-10
 
11-20
 
21-30
 
31-40
 
41-50
 
51-60
 
61-70
 
71-80
 
81-90
 
91-100
 
101-110
 
111-120
 
121+
 
1-10
 
11-20
 
21-30
 
31-40
 
41-50
 
51-60
 
61-70
 
71-80
 
81-90
 
91-100
 
101-110
 
111-120
 
121+
 
1-10
 
11-20
 
21-30
 
31-40
 
41-50
 
51-60
 
61-70
 
71-80
 
81-90
 
91-100
 
101-110
 
111-120
 
121+
What part of the game does Jonah Tong generally pitch?
 
 
 
1st
 
 
 
2nd
 
 
 
3rd
 
 
 
4th
 
 
 
5th
 
 
 
6th
 
 
 
7th
 
 
 
8th
 
 
 
9th
 
Extra
 
 
 
1st
 
 
 
2nd
 
 
 
3rd
 
 
 
4th
 
 
 
5th
 
 
 
6th
 
 
 
7th
 
 
 
8th
 
 
 
9th
 
Extra
 
 
 
1st
 
 
 
2nd
 
 
 
3rd
 
 
 
4th
 
 
 
5th
 
 
 
6th
 
 
 
7th
 
 
 
8th
 
 
 
9th
 
Extra
% Games Reaching Innings Threshold
% Games By Number of Innings Pitched
Left/Right Pitching Splits
Since 2023
 
 
-45%
BAA vs LHP
2025
 
 
-45%
BAA vs LHP
2024
No Stats
2023
No Stats
BAA Batters K BB H 2B 3B HR
Since 2023vs Left .182 11 2 0 2 0 0 0
Since 2023vs Right .333 12 4 0 4 1 0 0
2025vs Left .182 11 2 0 2 0 0 0
2025vs Right .333 12 4 0 4 1 0 0
2024vs Left 0 0 0 0 0 0 0 0
2024vs Right 0 0 0 0 0 0 0 0
2023vs Left 0 0 0 0 0 0 0 0
2023vs Right 0 0 0 0 0 0 0 0
More Splits View More Split Stats
Home/Away Pitching Splits
Since 2023
 
 
-100%
ERA on Road
2025
 
 
-100%
ERA on Road
2024
No Stats
2023
No Stats
ERA WHIP IP W L SV K/9 BB/9 HR/9
Since 2023Home 1.80 1.20 5.0 1 0 0 10.8 0.0 0.0
Since 2023Away 0 0 0 0 0 0 0 0 0
2025Home 1.80 1.20 5.0 1 0 0 10.8 0.0 0.0
2025Away 0 0 0 0 0 0 0 0 0
2024Home 0 0 0 0 0 0 0 0 0
2024Away 0 0 0 0 0 0 0 0 0
2023Home 0 0 0 0 0 0 0 0 0
2023Away 0 0 0 0 0 0 0 0 0
More Splits View More Split Stats
Stat Review
How does Jonah Tong compare to other starting pitchers?
This section compares his stats with all starting pitcher seasons from the previous three seasons (minimum 120 innings)*. The bar represents the player's percentile rank. For example, if the bar is halfway across, then the player falls into the 50th percentile for that stat and it would be considered average.

* Exit Velocity, Barrels/BBE %, Balls Hit 95+ MPH %, and Spin Rate are benchmarked against 2019 data (min 120 IP). See here for more exit velocity/barrels stats plus an explanation of current limitations with that data set.
  • K/BB
    Strikeout to walk ratio.
  • K/9
    Average strikeouts per nine innings.
  • BB/9
    Average walks per nine innings.
  • HR/9
    Average home runs allowed per nine innings.
  • Fastball
    Average fastball velocity.
  • ERA
    Earned run average. The average earned runs allowed per nine innings.
  • WHIP
    Walks plus hits per inning pitched.
  • BABIP
    Batting average on balls in play. Measures how many balls in play against a pitcher go for hits.
  • GB/FB
    Groundball to flyball ratio. The higher the number, the more likely a pitcher is to induce groundballs.
  • Left On Base
    The percentage of base runners that a pitcher strands on base over the course of a season.
  • Exit Velocity
    The speed of the baseball as it comes off the bat, immediately after a batter makes contact.
  • Barrels/BBE
    The percentage of batted ball events resulting in a Barrel. A Barrel is a batted ball with similar exit velocity and launch angle to past ones that led to a minimum .500 batting average and 1.500 slugging percentage.
  • Spin Rate
    Spin Rate is the rate of spin on a baseball after it is released. It is measured in revolutions per minute (rpm).
  • Balls Hit 95+ MPH
    The percentage of batted balls hit that met or exceeded the 95 MPH threshold.
  • Swinging Strike
    The percentage of pitches that result in a swing and a miss.
K/BB
0.00
 
K/9
10.8
 
BB/9
0.0
 
HR/9
0.0
 
Fastball
95.5 mph
 
ERA
1.80
 
WHIP
1.20
 
BABIP
.426
 
GB/FB
1.20
 
Left On Base
33.3%
 
Exit Velocity
80.4 mph
 
Barrels/BBE
0.0%
 
Spin Rate
2058 rpm
 
Balls Hit 95+ MPH
14.3%
 
Swinging Strike
7.2%
 
Prospect Rankings History
Advanced Pitching Stats
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Defensive Stats
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Stats Vs Today's Lineup
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Recent RotoWire Articles Featuring Jonah Tong See More
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More Fantasy News
Awarded another start
PNew York Mets
August 31, 2025
Tong will remain in the Mets rotation during the upcoming week and is set to make his next start Friday in Cincinnati.
Analysis
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Collects win in first career start
PNew York Mets
August 29, 2025
Tong (1-0) earned the win against the Marlins on Friday, allowing four runs (one earned) on six hits while striking out six across five innings. He did not issue a walk.
Analysis
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Added to roster ahead of debut
PNew York Mets
August 29, 2025
The Mets selected Tong's contract from Triple-A Syracuse on Friday.
Analysis
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Could be limited to one start
PNew York Mets
August 27, 2025
Tong, who will be called up from Triple-A Syracuse to start Friday's game against the Marlins, won't be guaranteed any additional turns through the big-league rotation, Will Sammon and Tim Britton of the Athletic report. "We're going turn by turn at this point," president of baseball operations David Stearns said Tuesday. "We try not to plan too far ahead."
Analysis
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Coming up Friday for MLB debut
PNew York Mets
August 26, 2025
The Mets will call up Tong from Triple-A Syracuse to make his MLB debut with a start Friday against the Marlins at Citi Field, Anthony DiComo of MLB.com reports.
Analysis
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Latest Fantasy Rumors
Will remain in rotation
PNew York Mets
August 30, 2025
The Mets will use a six-man rotation going forward, meaning Tong should continue to start, manager Carlos Mendoza told Anthony DiComo of MLB.com.
Analysis
The Mets will operate with a seven-man bullpen during the weekend but will add an eighth reliever back when active rosters expand on Monday, Sep. 1. Tong earned the win against the Marlins on Friday, allowing four runs, three of which were earned, on six hits while striking out six and walking none across five innings.
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