| Year | Rnd | Ovl | Phase | Player | Drafting Team | Pos | HiLvl | Played | Src | Drafted From | SF | State | AB | 2B | 3B | HR | RBI | SB | BAVG | W | L | ERA | SV | IP | SO | GS |
| 1973 | 1 | 20 | June-Reg | Calvin Portley | Houston Astros | SS | AA | 1977-1978 | H | Longview (Longview,TX) | SF | TX | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| 1973 | 2 | 44 | June-Reg | Scott Gregory ** | Houston Astros | P | A+ | 1977-1978 | H | Palos Verdes (Palos Verdes Estates,CA) | SF | CA | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| 1973 | 3 | 68 | June-Reg | David Aloi | Houston Astros | P | AAA | 1977-1978 | H | Edgewood (West Covina,CA) | SF | CA | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| 1973 | 4 | 92 | June-Reg | Michael Jones | Houston Astros | OF | - | H | Fremont (Los Angeles,CA) | SF | CA | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | |
| 1973 | 5 | 116 | June-Reg | Mike Mendoza | Houston Astros | P | MLB | 1977-1981 | H | McClintock (Tempe,AZ) | SF | AZ | -- | -- | -- | -- | -- | -- | -- | 0 | 0 | 0.00 | 0 | 1 | 0 | 0 |
| 1973 | 6 | 140 | June-Reg | Stephen Williams | Houston Astros | P | - | H | Milton (Milton,FL) | SF | FL | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | |
| 1973 | 7 | 164 | June-Reg | Eric Brown | Houston Astros | C | - | C | Tennessee Technological University | SF | TN | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | |
| 1973 | 8 | 188 | June-Reg | Ken Landreaux ** | Houston Astros | OF | MLB | 1976-1989 | H | Dominguez (Compton,CA) | SF | CA | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| 1973 | 9 | 212 | June-Reg | Thomas Holland | Houston Astros | 1B | - | H | Charter Oak (Covina,CA) | SF | CA | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | |
| 1973 | 10 | 236 | June-Reg | Steven Oberweather | Houston Astros | SS | - | H | Lee's Summit (Lee's Summit,MO) | SF | MO | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | |
| 1973 | 11 | 260 | June-Reg | Ron Roznovsky | Houston Astros | P | - | C | University of Texas | SF | TX | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | |
| 1973 | 12 | 284 | June-Reg | Nathan Stewart | Houston Astros | OF | - | C | LeTourneau University | SF | TX | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | |
| 1973 | 13 | 308 | June-Reg | Kelly Cordes | Houston Astros | p | - | H | Prescott (Prescott,AZ) | SF | AZ | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | |
| 1973 | 14 | 332 | June-Reg | Bobby Clark ** | Houston Astros | SS | MLB | 1975-1987 | H | Perris (Perris,CA) | SF | CA | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| 1973 | 15 | 356 | June-Reg | Steve Woitock ** | Houston Astros | 2B | - | C | Dana College | SF | NE | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | |
| 1973 | 16 | 380 | June-Reg | Richard Nesloney ** | Houston Astros | p | A+ | 1977-1978 | H | Tuloso-Midway (Corpus Christi,TX) | SF | TX | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| 1973 | 17 | 404 | June-Reg | Joe Sambito | Houston Astros | p | MLB | 1973-1988 | C | Adelphi University | SF | NY | 52 | 1 | 0 | 0 | 4 | 0 | .135 | 37 | 38 | 3.03 | 84 | 629 | 489 | 5 |
| 1973 | 18 | 428 | June-Reg | Mike Davey ** | Houston Astros | p | MLB | 1977-1980 | C | Gonzaga University | SF | WA | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| 1973 | 19 | 452 | June-Reg | Jerry Halstead | Houston Astros | 1B | - | C | St. Petersburg College | SF | FL | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | |
| 1973 | 1 | 19 | Jan-Reg | Robert Nickeson ** | Houston Astros | SS | - | C | West Valley College | SF | CA | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | |
| 1973 | 1 | 5 | Jan-Sec | Mike Stanton | Houston Astros | P | MLB | 1973-1985 | C | Miami-Dade College | SF | FL | 4 | 0 | 0 | 0 | 0 | 0 | .250 | 13 | 22 | 4.61 | 31 | 384 | 304 | 3 |
| 1973 | 2 | 29 | Jan-Sec | Donald Broom | Houston Astros | OF | - | C | McNeese State University | SF | LA | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |