| 2005 Nextel Cup Race Winners | ||||
| Race | Date | Location | Race Name | Winner |
| non points | 02/12/05 | Daytona Int'l Speedway | Budweiser Shootout | Jimmie Johnson |
| non points | Daytona Int'l Speedway | Gatorade 125s | M Waltrip/T Stewart | |
| 1 | 02/20/05 | Daytona Int'l Speedway | Daytona 500 | Jeff Gordon |
| 2 | 02/27/05 | California Speedway | Auto Club 500 | Greg Biffle |
| 3 | 03/13/05 | Las Vegas Motor Speedway | UAW-DaimlerChrysler 400 | Jimmie Johnson |
| 4 | 03/20/05 | Atlanta Motor Speedway | Golden Corral 500 | Carl Edwards |
| 5 | 04/03/05 | Bristol Motor Speedway | Food City 500 | Kevin Harvick |
| 6 | 04/10/05 | Martinsville Speedway | Advanced Auto Parts 500 | Jeff Gordon |
| 7 | 04/17/05 | Texas Motor Speedway | Samsung/Radio Shack 500 | Greg Biffle |
| 8 | 04/23/05 | Phoenix Int'l Raceway | Subway Fresh 500 | Kurt Busch |
| 9 | 05/01/05 | Talladega Superspeedway | Aaron's 499 | Jeff Gordon |
| 10 | 05/07/05 | Darlington Raceway | Carolina Dodge Charger 400 | Greg Biffle |
| 11 | 05/14/05 | Richmond Int'l Raceway | Chevy American Revolution 400 | Kasey Kahne |
| non points | 05/21/05 | Lowe's Motor Speedway | NASCAR Nextel All-Star Challenge | Mark Martin |
| 12 | 05/29/05 | Lowe's Motor Speedway | Coca-Cola 600 | Jimmie Johnson |
| 13 | 06/05/05 | Dover Int'l Speedway | MBNA RacePoints 400 | Greg Biffle |
| 14 | 06/12/05 | Pocono Raceway | Pocono 500 | Carl Edwards |
| 15 | 06/19/05 | Michigan Int'l Speedway | Batman Begins 400 | Greg Biffle |
| 16 | 06/26/05 | Infineon Raceway | Dodge/Save Mart 350 | Tony Stewart |
| 17 | 07/02/05 | Daytona Int'l Speedway | Pepsi 400 | Tony Stewart |
| 18 | 07/10/05 | Chicagoland Speedway | USG Sheetrock 400 | Dale Earnhardt, Jr |
| 19 | 07/17/05 | New Hampshire Int'l Speedway | New England 300 | Tony Stewart |
| 20 | 07/24/05 | Pocono Raceway | Pennsylvania 500 | Kurt Busch |
| 21 | 08/07/05 | Indianapolis Motor Speedway | Allstate 400 at the Brickyard | Tony Stewart |
| 22 | 08/14/05 | Watkins Glen International | Sirius Satellite Radio at the Glen | Tony Stewart |
| 23 | 08/21/05 | Michigan Int'l Speedway | GFS Marketplace 400 | Jeremy Mayfield |
| 24 | 08/27/05 | Bristol Motor Speedway | Sharpie 500 | Matt Kenseth |
| 25 | 09/04/05 | California Speedway | Sony HD TV 500 | Kyle Busch |
| 26 | 09/10/05 | Richmond Int'l Raceway | Chevy Rock & Roll 400 | Kurt Busch |
| 27 | 09/18/05 | New Hampshire Int'l Speedway | Sylvania 300 | Ryan Newman |
| 28 | 09/25/05 | Dover Int'l Speedway | MBNA NASCAR RacePoints 400 | Jimmie Johnson |
| 29 | 10/02/05 | Talladega Superspeedway | UAW-Ford 500 | Dale Jarrett |
| 30 | 10/09/05 | Kansas Speedway | Banquet 400 | Mark Martin |
| 31 | 10/15/05 | Lowe's Motor Speedway | UAW-GM Quality 500 | Jimmie Johnson |
| 32 | 10/23/05 | Martinsville Speedway | Subway 500 | Jeff Gordon |
| 33 | 10/30/05 | Atlanta Motor Speedway | Bass Pro Shops MBNA 500 | Carl Edwards |
| 34 | 11/06/05 | Texas Motor Speedway | Dickies 500 | Carl Edwards |
| 35 | 11/13/05 | Phoenix Int'l Raceway | Checker Auto Parts 500 | Kyle Busch |
| 36 | 11/20/05 | Homestead-Miami Speedway | Ford 400 | Greg Biffle |