| 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 | Washington Olympics | MLB | MLB | WS3 | - | 18 | 2 | 0 | 2.50 | 2 | 2 | 2 | 0 | 0 | 0 | 0 | 18.0 | 10 | 11 | 5 | 0 | 8 | 0 | 0 | 0 | 0 | 1.00 | 5.00 | 0.00 | 4.00 | 0.00 | 5.50 | 0.00 |
| 1872 | Washington Nationals | MLB | MLB | WS5 | - | 19 | 0 | 11 | 6.91 | 11 | 11 | 11 | 0 | 0 | 0 | 0 | 99.0 | 194 | 190 | 76 | 2 | 3 | 2 | 0 | 0 | 0 | 1.99 | 17.64 | 0.18 | 0.27 | 0.18 | 17.27 | 0.67 |
| 1873 | Washington Nationals | MLB | MLB | WS5 | - | 20 | 7 | 25 | 4.55 | 32 | 32 | 32 | 0 | 0 | 0 | 0 | 283.0 | 481 | 395 | 143 | 8 | 15 | 4 | 0 | 0 | 0 | 1.75 | 15.30 | 0.25 | 0.48 | 0.13 | 12.56 | 0.27 |
| 1874 | Hartford Dark Blues | MLB | MLB | HAR | - | 21 | 2 | 14 | 4.50 | 22 | 18 | 14 | 0 | 4 | 0 | 1 | 164.0 | 255 | 194 | 82 | 1 | 13 | 14 | 0 | 0 | 0 | 1.63 | 13.99 | 0.05 | 0.71 | 0.77 | 10.65 | 1.08 |
| 1875 | Washington Nationals | MLB | MLB | WS6 | - | 22 | 1 | 14 | 5.36 | 17 | 16 | 14 | 0 | 1 | 0 | 0 | 141.0 | 243 | 211 | 84 | 1 | 4 | 15 | 0 | 0 | 0 | 1.75 | 15.51 | 0.06 | 0.26 | 0.96 | 13.47 | 3.75 |
| Tot: | MLB (5 yrs) | MLB | 12 | 64 | 4.98 | 84 | 79 | 73 | 0 | 0 | 5 | 1 | 705.0 | 1183 | 1001 | 390 | 12 | 43 | 35 | 0 | 0 | 0 | 1.74 | 15.10 | 0.15 | 0.55 | 0.45 | 12.78 | 0.81 | ||||
| Tot: | MLB (5 yrs) | MLB | 12 | 64 | 4.98 | 84 | 79 | 73 | 0 | 0 | 5 | 1 | 705.0 | 1183 | 1001 | 390 | 12 | 43 | 35 | 0 | 0 | 0 | 1.74 | 15.10 | 0.15 | 0.55 | 0.45 | 12.78 | 0.81 | ||||
| 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 | Washington Olympics | MLB | MLB | WS3 | - | 18 | P | 2 | 9 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 11 | 0 | 0 | .000 | .182 | .000 | .182 | .222 | .000 | .000 | 18.18 | 18.18 | 1.00 | 0.00 | |
| 1872 | Washington Nationals | MLB | MLB | WS5 | - | 19 | P | 11 | 45 | 8 | 12 | 1 | 0 | 0 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 13 | 45 | 1 | 11 | .267 | .267 | .289 | .556 | .022 | .022 | .000 | 0.00 | 0.00 | 0.00 | 0.00 | |
| 1873 | Washington Nationals | MLB | MLB | WS5 | - | 20 | P | 32 | 133 | 22 | 24 | 0 | 0 | 0 | 8 | 0 | 0 | 4 | 9 | 0 | 0 | 0 | 0 | 0 | 24 | 137 | 0 | 24 | .180 | .204 | .180 | .384 | .030 | .000 | .000 | 2.92 | 6.57 | 2.25 | 0.00 | |
| 1874 | Hartford Dark Blues | MLB | MLB | HAR | - | 21 | P-OF | 33 | 132 | 16 | 21 | 1 | 0 | 0 | 9 | 0 | 0 | 7 | 7 | 0 | 0 | 0 | 0 | 0 | 22 | 139 | 1 | 20 | .159 | .201 | .167 | .368 | .061 | .008 | .000 | 5.04 | 5.04 | 1.00 | 0.00 | |
| 1875 | Washington Nationals | MLB | MLB | WS6 | - | 22 | P | 21 | 78 | 9 | 20 | 0 | 0 | 0 | 7 | 0 | 1 | 1 | 4 | 0 | 0 | 0 | 0 | 0 | 20 | 79 | 0 | 20 | .256 | .266 | .256 | .522 | .000 | .000 | .000 | 1.27 | 5.06 | 4.00 | 0.00 | |
| Tot: | MLB (5 yrs) | MLB | 99 | 397 | 56 | 77 | 2 | 0 | 0 | 29 | 0 | 1 | 14 | 22 | 0 | 0 | 0 | 0 | 0 | 79 | 411 | 2 | 75 | .194 | .221 | .199 | .420 | .038 | .005 | .205 | 3.41 | 5.35 | 1.57 | |||||||
| Tot: | MLB (5 yrs) | MLB | 99 | 397 | 56 | 77 | 2 | 0 | 0 | 29 | 0 | 1 | 14 | 22 | 0 | 0 | 0 | 0 | 0 | 79 | 411 | 2 | 75 | .194 | .221 | .199 | .420 | .038 | .005 | .205 | 3.41 | 5.35 | 1.57 | |||||||
| Avg: | MLB - 162 game avg | MLB | 162 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 |
| Strikeouts | Walks | Hittable | SO/BB | vs Power | Durability | Team Success |
| 45 | 55 | 33 | 52 | 33 | 86 | .273 |