| year | team name | league | level | mlb | # | age | w | l | era | g | gs | cg | sho | gr | gf | sv | ip | h | r | er | hr | bb | so | wp | bk | hb | whip | h9 | hr9 | bb9 | so9 | ra9 | so/bb |
| 1883 | Cincinnati Red Stockings | MLB | MLB | CN2 | - | 24 | 0 | 1 | 2.25 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 8.0 | 9 | 4 | 2 | 0 | 2 | 3 | 0 | 0 | 0 | 1.38 | 10.13 | 0.00 | 2.25 | 3.38 | 4.50 | 1.50 |
| 1884 | Cincinnati Red Stockings | MLB | MLB | CIN | - | 25 | 19 | 12 | 2.93 | 33 | 33 | 32 | 3 | 0 | 0 | 0 | 289.0 | 274 | 148 | 94 | 5 | 43 | 96 | 18 | 0 | 16 | 1.10 | 8.53 | 0.16 | 1.34 | 2.99 | 4.61 | 2.23 |
| 1885 | Cincinnati Red Stockings | MLB | MLB | CIN | - | 26 | 10 | 7 | 3.16 | 17 | 17 | 17 | 1 | 0 | 0 | 0 | 153.2 | 149 | 89 | 54 | 5 | 52 | 50 | 15 | 0 | 7 | 1.31 | 8.73 | 0.29 | 3.05 | 2.93 | 5.21 | 0.96 |
| 1885 | Baltimore Orioles | MLB | MLB | BLN | - | 26 | 2 | 4 | 5.43 | 6 | 6 | 6 | 1 | 0 | 0 | 0 | 53.0 | 72 | 47 | 32 | 1 | 13 | 15 | 2 | 0 | 4 | 1.60 | 12.23 | 0.17 | 2.21 | 2.55 | 7.98 | 1.15 |
| Tot: | MLB (3 yrs) | MLB | 31 | 24 | 3.25 | 57 | 57 | 56 | 5 | 0 | 0 | 0 | 503.2 | 504 | 288 | 182 | 11 | 110 | 164 | 35 | 0 | 27 | 1.22 | 9.01 | 0.20 | 1.97 | 2.93 | 5.15 | 1.49 | ||||
| Tot: | MLB (3 yrs) | MLB | 31 | 24 | 3.25 | 57 | 57 | 56 | 5 | 0 | 0 | 0 | 503.2 | 504 | 288 | 182 | 11 | 110 | 164 | 35 | 0 | 27 | 1.22 | 9.01 | 0.20 | 1.97 | 2.93 | 5.15 | 1.49 | ||||
| Avg: | MLB - 162 Inning avg | MLB | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 162 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 |
| year | team name | league | level | mlb | # | age | pos | tbc+ | g | ab | r | h | 2b | 3b | hr | rbi | sb | cs | bb | so | hbp | sh | sf | ibb | gdp | tb | pa | xbh | 1b | avg | obp | slg | ops | seca | iso | babip | bb% | so% | so/bb | ab/hr |
| 1883 | Cincinnati Red Stockings | MLB | MLB | CN2 | - | 24 | P | 1 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | .000 | .000 | .000 | .000 | .000 | .000 | .000 | 0.00 | 0.00 | 0.00 | 0.00 | |
| 1884 | Cincinnati Red Stockings | MLB | MLB | CIN | - | 25 | P | 34 | 119 | 13 | 18 | 2 | 1 | 0 | 8 | 0 | 0 | 9 | 0 | 3 | 0 | 0 | 0 | 0 | 22 | 131 | 3 | 15 | .151 | .229 | .185 | .414 | .000 | .034 | .000 | 6.87 | 0.00 | 0.00 | 0.00 | |
| 1885 | Cincinnati Red Stockings | MLB | MLB | CIN | - | 26 | P | 17 | 60 | 7 | 10 | 0 | 0 | 0 | 2 | 0 | 0 | 8 | 0 | 3 | 0 | 0 | 0 | 0 | 10 | 71 | 0 | 10 | .167 | .296 | .167 | .463 | .000 | .000 | .000 | 11.27 | 0.00 | 0.00 | 0.00 | |
| 1885 | Baltimore Orioles | MLB | MLB | BLN | - | 26 | P | 7 | 18 | 5 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 7 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 25 | 0 | 1 | .056 | .320 | .056 | .376 | .000 | .000 | .000 | 28.00 | 0.00 | 0.00 | 0.00 | |
| Tot: | MLB (3 yrs) | MLB | 59 | 200 | 25 | 29 | 2 | 1 | 0 | 10 | 0 | 0 | 24 | 0 | 6 | 0 | 0 | 0 | 0 | 33 | 230 | 3 | 26 | .145 | .257 | .165 | .422 | .140 | .020 | .145 | 10.43 | 0.00 | 0.00 | |||||||
| Tot: | MLB (3 yrs) | MLB | 59 | 200 | 25 | 29 | 2 | 1 | 0 | 10 | 0 | 0 | 24 | 0 | 6 | 0 | 0 | 0 | 0 | 33 | 230 | 3 | 26 | .145 | .257 | .165 | .422 | .140 | .020 | .145 | 10.43 | 0.00 | 0.00 | |||||||
| Avg: | MLB - 162 game avg | MLB | 162 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 |
| Strikeouts | Walks | Hittable | SO/BB | vs Power | Durability | Team Success |
| 24 | 51 | 51 | 36 | 51 | 67 | .544 |