Here are all Daytona 500 winners and their average speed in miles per hour.
| Year | Race Winner | Avg. Speed |
| 1959 | Lee Petty | 135.521 |
| 1960 | Junior Johnson | 124.74 |
| 1961 | Marvin Panch | 149.601 |
| 1962 | Fireball Roberts | 152.529 |
| 1963 | Tiny Lund | 151.566 |
| 1964 | Richard Petty | 154.334 |
| 1965 | Fred Lorenzen | 141.539 |
| 1966 | Richard Petty | 160.627 |
| 1967 | Mario Andretti | 146.926 |
| 1968 | Cale Yarborough | 143.251 |
| 1969 | Lee Roy Yarborough | 157.95 |
| 1970 | Pete Hamilton | 149.601 |
| 1971 | Richard Petty | 144.462 |
| 1972 | AJ Foyt | 161.55 |
| 1973 | Richard Petty | 157.205 |
| 1974 | Richard Petty | 140.894 |
| 1975 | Benny Parsons | 153.649 |
| 1976 | David Pearson | 152.181 |
| 1977 | Cale Yarborough | 153.218 |
| 1978 | Bobby Allison | 159.73 |
| 1979 | Richard Petty | 143.977 |
| 1980 | Buddy Baker | 177.602 |
| 1981 | Richard Petty | 169.651 |
| 1982 | Bobby Allison | 153.991 |
| 1983 | Cale Yarborough | 155.979 |
| 1984 | Cale Yarborough | 150.994 |
| 1985 | Bill Elliott | 172.265 |
| 1986 | Geoffrey Bodine | 148.124 |
| 1987 | Bill Elliott | 176.263 |
| 1988 | Bobby Allison | 137.531 |
| 1989 | Darrell Waltrip | 148.466 |
| 1990 | Derrike Cope | 165.761 |
| 1991 | Ernie Irvan | 148.148 |
| 1992 | Davey Allison | 160.256 |
| 1993 | Dale Jarrett | 154.972 |
| 1994 | Sterling Marlin | 156.931 |
| 1995 | Sterling Marlin | 141.71 |
| 1996 | Dale Jarrett | 154.308 |
| 1997 | Jeff Gordon | 148.295 |
| 1998 | Dale Earnhardt | 172.712 |
| 1999 | Jeff Gordon | 161.551 |
| 2000 | Dale Jarrett | 155.669 |
| 2001 | Michael Waltrip | 161.783 |
| 2002 | Ward Burton | 142.971 |
| 2003 | Michael Waltrip | 133.87 |
| 2004 | Dale Earnhardt Jr. | 156.345 |
| 2005 | Jeff Gordon | 135.173 |
| 2006 | Jimmie Johnson | 142.667 |
| 2007 | Kevin Harvick | 149.335 |
| 2008 | Ryan Newman | 152.672 |
| 2009 | Matt Kenseth | 132.816 |
