| 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 |
| 1871 | Chicago White Stockings | MLB | MLB | CHN | - | 26 | 18 | 9 | 2.73 | 28 | 28 | 25 | 0 | 0 | 0 | 0 | 240.2 | 298 | 233 | 73 | 6 | 25 | 22 | 0 | 0 | 0 | 1.34 | 11.14 | 0.22 | 0.93 | 0.82 | 8.71 | 0.88 |
| 1872 | Troy Haymakers | MLB | MLB | TRN | - | 27 | 14 | 8 | 2.54 | 25 | 22 | 17 | 2 | 3 | 0 | 0 | 187.2 | 209 | 132 | 53 | 2 | 8 | 17 | 0 | 0 | 0 | 1.16 | 10.02 | 0.10 | 0.38 | 0.82 | 6.33 | 2.13 |
| 1872 | Brooklyn Eckfords | MLB | MLB | BR1 | - | 27 | 1 | 8 | 2.99 | 9 | 9 | 8 | 0 | 0 | 0 | 0 | 75.1 | 105 | 62 | 25 | 1 | 6 | 8 | 0 | 0 | 0 | 1.47 | 12.54 | 0.12 | 0.72 | 0.96 | 7.41 | 1.33 |
| 1873 | Philadelphia White Stockings | MLB | MLB | PH2 | - | 28 | 36 | 15 | 2.70 | 51 | 51 | 49 | 0 | 0 | 0 | 0 | 460.0 | 593 | 368 | 138 | 3 | 41 | 28 | 0 | 0 | 0 | 1.38 | 11.60 | 0.06 | 0.80 | 0.55 | 7.20 | 0.68 |
| 1874 | Chicago White Stockings | MLB | MLB | CHN | - | 29 | 27 | 30 | 3.07 | 57 | 57 | 57 | 3 | 0 | 0 | 0 | 515.2 | 653 | 439 | 176 | 3 | 46 | 12 | 0 | 0 | 0 | 1.36 | 11.40 | 0.05 | 0.80 | 0.21 | 7.66 | 0.26 |
| 1875 | Chicago White Stockings | MLB | MLB | CHN | - | 30 | 17 | 14 | 1.82 | 31 | 31 | 29 | 6 | 0 | 0 | 0 | 282.0 | 269 | 142 | 57 | 0 | 6 | 8 | 0 | 0 | 0 | 0.98 | 8.59 | 0.00 | 0.19 | 0.26 | 4.53 | 1.33 |
| 1875 | Philadelphia White Stockings | MLB | MLB | PH2 | - | 30 | 12 | 8 | 2.40 | 21 | 21 | 20 | 1 | 0 | 0 | 0 | 180.1 | 208 | 121 | 48 | 0 | 10 | 10 | 0 | 0 | 0 | 1.21 | 10.38 | 0.00 | 0.50 | 0.50 | 6.04 | 1.00 |
| 1876 | Philadelphia Athletics | NL | MLB | ATH | - | 31 | 4 | 20 | 3.88 | 28 | 25 | 23 | 1 | 3 | 4 | 2 | 234.0 | 358 | 212 | 101 | 2 | 6 | 10 | 4 | 0 | 0 | 1.56 | 13.77 | 0.08 | 0.23 | 0.38 | 8.15 | 1.67 |
| Tot: | MLB (6 yrs) | MLB | 129 | 112 | 2.78 | 250 | 244 | 228 | 13 | 4 | 6 | 2 | 2175.2 | 2693 | 1709 | 671 | 17 | 148 | 115 | 4 | 0 | 0 | 1.31 | 11.14 | 0.07 | 0.61 | 0.48 | 7.07 | 0.78 | ||||
| Tot: | NL (1 yrs) | NL | 4 | 20 | 3.88 | 28 | 25 | 23 | 1 | 4 | 3 | 2 | 234.0 | 358 | 212 | 101 | 2 | 6 | 10 | 4 | 0 | 0 | 1.56 | 13.77 | 0.08 | 0.23 | 0.38 | 8.15 | 1.67 | ||||
| Tot: | MLB (5 yrs) | MLB | 125 | 92 | 2.64 | 222 | 219 | 205 | 12 | 0 | 3 | 0 | 1941.2 | 2335 | 1497 | 570 | 15 | 142 | 105 | 0 | 0 | 0 | 1.28 | 10.82 | 0.07 | 0.66 | 0.49 | 6.94 | 0.74 | ||||
| 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 |
| 1871 | Chicago White Stockings | MLB | MLB | CHN | - | 26 | P | 28 | 128 | 23 | 32 | 3 | 0 | 0 | 18 | 4 | 0 | 2 | 4 | 0 | 0 | 0 | 0 | 0 | 35 | 130 | 3 | 29 | .250 | .262 | .273 | .535 | .070 | .023 | .000 | 1.54 | 3.08 | 2.00 | 0.00 | |
| 1872 | Troy Haymakers | MLB | MLB | TRN | - | 27 | P | 25 | 113 | 25 | 29 | 9 | 0 | 0 | 21 | 0 | 1 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 38 | 113 | 9 | 20 | .257 | .257 | .336 | .593 | .071 | .079 | .000 | 0.00 | 1.77 | 0.00 | 0.00 | |
| 1872 | Brooklyn Eckfords | MLB | MLB | BR1 | - | 27 | P | 9 | 34 | 1 | 3 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 3 | 34 | 0 | 3 | .088 | .088 | .088 | .176 | .000 | .000 | .000 | 0.00 | 8.82 | 0.00 | 0.00 | |
| 1873 | Philadelphia White Stockings | MLB | MLB | PH2 | - | 28 | P | 51 | 241 | 39 | 50 | 2 | 0 | 0 | 22 | 3 | 0 | 1 | 4 | 0 | 0 | 0 | 0 | 0 | 52 | 242 | 2 | 48 | .207 | .211 | .216 | .427 | .025 | .009 | .000 | 0.41 | 1.65 | 4.00 | 0.00 | |
| 1874 | Chicago White Stockings | MLB | MLB | CHN | - | 29 | P | 57 | 244 | 26 | 47 | 7 | 0 | 0 | 18 | 0 | 0 | 1 | 5 | 0 | 0 | 0 | 0 | 0 | 54 | 245 | 7 | 40 | .193 | .196 | .221 | .417 | .033 | .028 | .000 | 0.41 | 2.04 | 5.00 | 0.00 | |
| 1875 | Chicago White Stockings | MLB | MLB | CHN | - | 30 | P | 32 | 133 | 7 | 29 | 0 | 0 | 0 | 9 | 0 | 0 | 0 | 5 | 0 | 0 | 0 | 0 | 0 | 29 | 133 | 0 | 29 | .218 | .218 | .218 | .436 | .000 | .000 | .000 | 0.00 | 3.76 | 0.00 | 0.00 | |
| 1875 | Philadelphia White Stockings | MLB | MLB | PH2 | - | 30 | P | 21 | 83 | 10 | 15 | 0 | 0 | 0 | 6 | 1 | 0 | 0 | 7 | 0 | 0 | 0 | 0 | 0 | 15 | 83 | 0 | 15 | .181 | .181 | .181 | .362 | .012 | .000 | .000 | 0.00 | 8.43 | 0.00 | 0.00 | |
| 1876 | Philadelphia Athletics | NL | MLB | ATH | - | 31 | P | 32 | 128 | 11 | 27 | 2 | 1 | 0 | 11 | 0 | 0 | 0 | 5 | 0 | 0 | 0 | 0 | 0 | 31 | 128 | 3 | 24 | .211 | .211 | .242 | .453 | .000 | .031 | .000 | 0.00 | 3.91 | 0.00 | 0.00 | |
| Tot: | MLB (6 yrs) | MLB | 255 | 1104 | 142 | 232 | 23 | 1 | 0 | 106 | 8 | 1 | 4 | 35 | 0 | 0 | 0 | 0 | 0 | 257 | 1108 | 24 | 208 | .210 | .213 | .233 | .446 | .033 | .023 | .217 | 0.36 | 3.16 | 8.75 | |||||||
| Tot: | NL (1 yrs) | NL | 32 | 128 | 11 | 27 | 2 | 1 | 0 | 11 | 0 | 0 | 0 | 5 | 0 | 0 | 0 | 0 | 0 | 31 | 128 | 3 | 24 | .211 | .211 | .242 | .453 | .031 | .031 | .220 | 0.00 | 3.91 | ||||||||
| Tot: | MLB (5 yrs) | MLB | 223 | 976 | 131 | 205 | 21 | 0 | 0 | 95 | 8 | 1 | 4 | 30 | 0 | 0 | 0 | 0 | 0 | 226 | 980 | 21 | 184 | .210 | .213 | .232 | .445 | .033 | .022 | .217 | 0.41 | 3.06 | 7.50 | |||||||
| Avg: | MLB - 162 game avg | MLB | 162 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 |
| Strikeouts | Walks | Hittable | SO/BB | vs Power | Durability | Team Success |
| 57 | 68 | 63 | 68 | 63 | 100 | .469 |