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| 1 World Series championship season: 2017 |
| Last World Series championship: 2017, 4 seasons ago |
| Houston Colt .45s became Houston Astros in 1965 |
| Moved from NL to AL in 2013 |
| Best finish: |
| beat LA Dodgers in World Series in 2017 season |
| TEAM | SEASON | RECORD | PERC | DIV STAND | GB | LEAGUE | PLAYOFFS |
| Hou Colt .45s | 1962 | 64-96 | .400 | 8th NL | -37.0 | ||
| Hou Colt .45s | 1963 | 66-96 | .407 | 9th NL | -33.0 | ||
| Hou Colt .45s | 1964 | 66-96 | .407 | 9th NL | -27.0 | ||
| Houston | 1965 | 65-97 | .401 | 9th NL | -32.0 | ||
| Houston | 1966 | 72-90 | .444 | 8th NL | -23.0 | ||
| Houston | 1967 | 69-93 | .426 | 9th NL | -32.5 | ||
| Houston | 1968 | 72-90 | .444 | 10th NL | -25.0 | ||
| Houston | 1969 | 81-81 | .500 | 5th NL West | -12.0 | ||
| Houston | 1970 | 79-83 | .488 | 4th NL West | -23.0 | ||
| Houston | 1971 | 79-83 | .488 | T4th NL West | -11.0 | ||
| Houston | 1972 | 84-69 | .549 | 2nd NL West | -10.5 | ||
| Houston | 1973 | 82-80 | .506 | 4th NL West | -17.0 | ||
| Houston | 1974 | 81-81 | .500 | 4th NL West | -21.0 | ||
| Houston | 1975 | 64-97 | .398 | 6th NL West | -43.5 | ||
| Houston | 1976 | 80-82 | .494 | 3rd NL West | -22.0 | ||
| Houston | 1977 | 81-81 | .500 | 3rd NL West | -17.0 | ||
| Houston | 1978 | 74-88 | .457 | 5th NL West | -21.0 | ||
| Houston | 1979 | 89-73 | .549 | 2nd NL West | - 1.5 | ||
| Houston | 1980 | 93-70 | .571 | *1st NL West | + 1.0 | LPhi | |
| Houston | 1981a | 28-29 | .491 | 3rd NL West | - 8.0 | ||
| Houston | 1981b | 33-20 | .623 | 1st NL West | + 1.5 | LLAD | |
| Houston | 1982 | 77-85 | .475 | 5th NL West | -12.0 | ||
| Houston | 1983 | 85-77 | .525 | 3rd NL West | - 6.0 | ||
| Houston | 1984 | 80-82 | .494 | T2nd NL West | -12.0 | ||
| Houston | 1985 | 83-79 | .512 | T3rd NL West | -12.0 | ||
| Houston | 1986 | 96-66 | .593 | 1st NL West | +10.0 | LNYM | |
| Houston | 1987 | 76-86 | .469 | 3rd NL West | -14.0 | ||
| Houston | 1988 | 82-80 | .506 | 5th NL West | -12.0 | ||
| Houston | 1989 | 86-76 | .531 | 3rd NL West | - 6.0 | ||
| Houston | 1990 | 75-87 | .463 | T4th NL West | -16.0 | ||
| Houston | 1991 | 65-97 | .401 | 6th NL West | -29.0 | ||
| Houston | 1992 | 81-81 | .500 | 4th NL West | -17.0 | ||
| Houston | 1993 | 85-77 | .525 | 3rd NL West | -19.0 | ||
| Houston | 1994 | 66-49 | .574 | 2nd NL Cent | - 0.5 | 4th NL | |
| Houston | 1995 | 76-68 | .528 | 2nd NL Cent | - 9.0 | 5th NL | |
| Houston | 1996 | 82-80 | .506 | 2nd NL Cent | - 6.0 | 7th NL | |
| Houston | 1997 | 84-78 | .519 | 1st NL Cent | + 5.0 | 6th NL | LAtl |
| Houston | 1998 | 102-60 | .630 | 1st NL Cent | +13.0 | 2nd NL | LSD |
| Houston | 1999 | 97-65 | .599 | 1st NL Cent | + 1.5 | 3rd NL | LAtl |
| Houston | 2000 | 72-90 | .444 | 4th NL Cent | -23.0 | 12th NL | |
| Houston | 2001 | 93-69 | .574 | 1st NL Cent | + 0.0 | 1st NL | LAtl |
| Houston | 2002 | 84-78 | .519 | 2nd NL Cent | -13.0 | 6th NL | |
| Houston | 2003 | 87-75 | .537 | 2nd NL Cent | - 1.0 | 5th NL | |
| Houston | 2004 | 92-70 | .568 | 2nd NL Cent | -13.0 | 4th NL | WAtl LStL |
| Houston | 2005 | 89-73 | .549 | 2nd NL Cent | -11.0 | 3rd NL | WAtl WStL LChW |
| Houston | 2006 | 82-80 | .506 | 2nd NL Cent | - 1.5 | 6th NL | |
| Houston | 2007 | 73-89 | .451 | 4th NL Cent | -12.0 | T11th NL | |
| Houston | 2008 | 86-75 | .531 | 3rd NL Cent | -11.0 | 6th NL | |
| Houston | 2009 | 74-88 | .457 | 5th NL Cent | -17.0 | 12th NL | |
| Houston | 2010 | 76-86 | .469 | 4th NL Cent | -15.0 | 12th NL | |
| Houston | 2011 | 56-106 | .346 | 6th NL Cent | -40.0 | 16th NL | |
| Houston | 2012 | 55-107 | .340 | 6th NL Cent | -42.0 | 16th NL | |
| Houston | 2013 | 51-111 | .315 | 5th AL West | -45.0 | 15th AL | |
| Houston | 2014 | 70-92 | .432 | 4th AL West | -28.0 | T13th AL | |
| Houston | 2015 | 86-76 | .531 | 2nd AL West | - 2.0 | 5th AL | WNYY LKC |
| Houston | 2016 | 84-78 | .519 | 3rd AL West | -11.0 | T8th AL | |
| %Houston | 2017 | 101-61 | .623 | 1st AL West | +21.0 | 2nd AL | bye WBos WNYY WLAD |
| Houston | 2018 | 103-59 | .636 | 1st AL West | + 6.0 | 2nd AL | bye WCle LBos |
| Houston | 2019 | 107-55 | .660 | 1st AL West | +10.0 | 1st AL | bye WTB WNYY LWsh |
| Houston | 2020 | 29-31 | .483 | 2nd AL West | - 7.0 | 6th AL | WMin WOak LTB |
| Houston | 2021 | 95-67 | .586 | 1st AL West | - 5.0 | 2nd AL | bye WChW WBos LAtl |