| Season | Team | League | Division | GP | W | L | T | OTL | SOL | Pts | Pct | GF | GA | PIM | Atten. | Coach | Result |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1946-47 | Toronto Marlboros | OHA | 36 | 20 | 16 | 0 | 0 | 0 | 40 | 0.556 | 87 | 84 | 0 | Bill Thoms | |||
| 1947-48 | Toronto Marlboros | OHA | 32 | 12 | 20 | 0 | 0 | 0 | 30 | 0.375 | 97 | 149 | 0 | ||||
| 1948-49 | Toronto Marlboros | OHA | 48 | 20 | 24 | 4 | 0 | 0 | 44 | 0.458 | 168 | 176 | 0 | ||||
| 1949-50 | Toronto Marlboros | OHA | 48 | 37 | 9 | 2 | 0 | 0 | 76 | 0.792 | 253 | 119 | 0 | ||||
| 1950-51 | Toronto Marlboros | OHA | 54 | 32 | 16 | 6 | 0 | 0 | 70 | 0.648 | 220 | 167 | 0 | ||||
| 1951-52 | Toronto Marlboros | OHA | 53 | 39 | 8 | 6 | 0 | 0 | 84 | 0.792 | 302 | 146 | 0 | ||||
| 1952-53 | Toronto Marlboros | OHA | 56 | 32 | 17 | 7 | 0 | 0 | 71 | 0.634 | 199 | 139 | 0 | ||||
| 1953-54 | Toronto Marlboros | OHA | 59 | 34 | 18 | 7 | 0 | 0 | 75 | 0.636 | 242 | 160 | 0 | Reg Hamilton | |||
| 1954-55 | Toronto Marlboros | OHA | 49 | 29 | 17 | 3 | 0 | 0 | 61 | 0.622 | 189 | 142 | 0 | ||||
| 1955-56 | Toronto Marlboros | OHA | 48 | 23 | 21 | 4 | 0 | 0 | 50 | 0.521 | 174 | 164 | 0 | ||||
| 1956-57 | Toronto Marlboros | OHA | 52 | 35 | 14 | 3 | 0 | 0 | 73 | 0.702 | 189 | 133 | 0 | ||||
| 1957-58 | Toronto Marlboros | OHA | 52 | 21 | 21 | 10 | 0 | 0 | 52 | 0.500 | 210 | 186 | 0 | Walter "Turk" Broda | |||
| 1958-59 | Toronto Marlboros | OHA | 54 | 19 | 27 | 8 | 0 | 0 | 46 | 0.426 | 160 | 213 | 0 | Walter "Turk" Broda | |||
| 1959-60 | Toronto Marlboros | OHA | 48 | 28 | 17 | 3 | 0 | 0 | 59 | 0.615 | 222 | 180 | 0 | ||||
| 1960-61 | Toronto Marlboros | OHA | 48 | 9 | 30 | 9 | 0 | 0 | 27 | 0.281 | 136 | 211 | 0 | Walter "Turk" Broda | |||
| 1961-62 | Toronto Marlboros | OHA | Metro Junior A | 33 | 18 | 9 | 6 | 0 | 0 | 44 | 0.636 | 141 | 103 | 0 | Walter "Turk" Broda | ||
| 1962-63 | Toronto Marlboros | OHA | Metro Junior A | 40 | 22 | 12 | 6 | 0 | 0 | 50 | 0.625 | 217 | 159 | 0 | |||
| 1963-64 | Toronto Marlboros | OHA | 56 | 40 | 9 | 7 | 0 | 0 | 87 | 0.777 | 336 | 195 | 0 | ||||
| 1964-65 | Toronto Marlboros | OHA | 56 | 32 | 17 | 7 | 0 | 0 | 71 | 0.634 | 259 | 222 | 0 | Jim Gregory | |||
| 1965-66 | Toronto Marlboros | OHA | 48 | 20 | 18 | 10 | 0 | 0 | 50 | 0.521 | 203 | 211 | 0 | Gus Bodnar | |||
| 1966-67 | Toronto Marlboros | OHA | 48 | 23 | 15 | 10 | 0 | 0 | 56 | 0.583 | 208 | 184 | 0 | ||||
| 1967-68 | Toronto Marlboros | OHA | 54 | 31 | 17 | 6 | 0 | 0 | 68 | 0.630 | 273 | 179 | 0 | Gus Bodnar | |||
| 1968-69 | Toronto Marlboros | OHA | 54 | 21 | 27 | 6 | 0 | 0 | 48 | 0.444 | 222 | 239 | 0 | ||||
| 1969-70 | Toronto Marlboros | OHA | 54 | 26 | 17 | 11 | 0 | 0 | 63 | 0.583 | 239 | 201 | 1578 | ||||
| 1970-71 | Toronto Marlboros | OHA | 62 | 28 | 26 | 8 | 0 | 0 | 64 | 0.516 | 353 | 304 | 0 | Lost in Finals | |||
| 1971-72 | Toronto Marlboros | OHA | 63 | 45 | 15 | 3 | 0 | 0 | 93 | 0.738 | 363 | 256 | 0 | Frank Bonello | Lost in round 2 | ||
| 1972-73 | Toronto Marlboros | OHA | 63 | 47 | 7 | 9 | 0 | 0 | 103 | 0.817 | 416 | 199 | 0 | George Armstrong | Won Championship | ||
| 1973-74 | Toronto Marlboros | OHA | 70 | 30 | 31 | 9 | 0 | 0 | 69 | 0.493 | 293 | 276 | 0 | ||||
| 1974-75 | Toronto Marlboros | OHA | 70 | 48 | 13 | 9 | 0 | 0 | 105 | 0.750 | 469 | 303 | 0 | George Armstrong | |||
| 1975-76 | Toronto Marlboros | OHA | Emms | 66 | 26 | 30 | 10 | 0 | 0 | 62 | 0.470 | 278 | 294 | 0 | |||
| 1976-77 | Toronto Marlboros | OHA | Emms | 66 | 31 | 23 | 12 | 0 | 0 | 74 | 0.561 | 335 | 286 | 0 | George Armstrong | Lost in round 2 | |
| 1977-78 | Toronto Marlboros | OHA | Emms | 68 | 24 | 36 | 8 | 0 | 0 | 56 | 0.412 | 263 | 341 | 0 | Frank Bonello | Lost in round 1 | |
| 1978-79 | Toronto Marlboros | OHA | Emms | 68 | 27 | 40 | 1 | 0 | 0 | 55 | 0.404 | 308 | 351 | 0 | Bill White | Lost in round 1 | |
| 1979-80 | Toronto Marlboros | OHA | Emms | 68 | 33 | 32 | 3 | 0 | 0 | 69 | 0.507 | 342 | 310 | 1169 | Dave Chambers | Lost in round 2 | |
| 1980-81 | Toronto Marlboros | OHL | Emms | 68 | 31 | 37 | 0 | 0 | 0 | 62 | 0.456 | 298 | 336 | 1700 | Wayne Ego | Lost in round 1 | |
| 1981-82 | Toronto Marlboros | OHL | Leyden | 68 | 37 | 31 | 0 | 0 | 0 | 74 | 0.544 | 316 | 290 | 1771 | Jimmy Jones | Lost in round 2 | |
| 1982-83 | Toronto Marlboros | OHL | Leyden | 70 | 36 | 29 | 5 | 0 | 0 | 77 | 0.550 | 325 | 311 | 1331 | Jimmy Jones | Lost in round 1 | |
| 1983-84 | Toronto Marlboros | OHL | Leyden | 70 | 45 | 24 | 1 | 0 | 0 | 91 | 0.650 | 392 | 317 | 1376 | Tom Martin | Lost in round 3 | |
| 1984-85 | Toronto Marlboros | OHL | Leyden | 66 | 35 | 28 | 3 | 0 | 0 | 73 | 0.553 | 315 | 302 | 0 | Tom Martin | Lost in round 1 | |
| 1985-86 | Toronto Marlboros | OHL | Leyden | 66 | 22 | 41 | 3 | 0 | 0 | 47 | 0.356 | 297 | 345 | 1236 | Paul Dennis | Lost in round 1 | |
| 1986-87 | Toronto Marlboros | OHL | Leyden | 66 | 22 | 41 | 3 | 0 | 0 | 47 | 0.356 | 298 | 376 | 1288 | Brian Hough | Out of Playoffs | |
| 1987-88 | Toronto Marlboros | OHL | Leyden | 66 | 26 | 39 | 1 | 0 | 0 | 53 | 0.402 | 292 | 348 | 0 | Terry Martin | Lost in round 1 | |
| 1988-89 | Toronto Marlboros | OHL | Leyden | 66 | 32 | 31 | 3 | 0 | 0 | 67 | 0.508 | 319 | 332 | 0 | Terry Martin | Lost in round 1 |