Will Nonnamaker Grand-Am Rolex Series results at Barber
Back to Will Nonnamaker career stats
| Year | Race # | Start | Finish | Class | Class Rank | Car # | Team | Engine | Owner | Qualifying Time | Laps | X Led | Laps Led | Points |
| 2003 | 4 | 26 | 12 | GT | 5 | 40 | SpeedSource/TheRaceSite.com | Porsche 911 | Phoenix Promotions | no time | 89 | 0 | 0 | 26 |
| 2004 | 11 | 34 | 36 | SGS | 10 | 41 | GoJo/NRAuto.com | Porsche GT3 Cup | Phoenix Promotions | 1:36.220 | 47 | 0 | 0 | 21 |
| 2005 | 8 | 41 | 31 | GT | 16 | 41 | HRPworld.com/GOJO/TheRaceSite.com | Porsche GT3 Cup | Sahlen | 1:34.259 | 88 | 0 | 0 | 15 |
| 2007 | 15 | 20 | 14 | GT | 14 | 42 | HRPworld.com | Chevrolet Corvette | Sahlen | no time | 87 | 0 | 0 | 17 |
| 2008 | 10 | 37 | 22 | GT | 9 | 42 | Theracesite.com | Chevrolet Corvette | Sahlen | no time | 98 | 0 | 0 | 22 |
| 2009 | 8 | 28 | 26 | GT | 11 | 43 | Theracesite.com | Chevrolet Corvette | Sahlen | 1:32.025 | 100 | 0 | 0 | 20 |
| 2009 | 8 | 27 | 30 | GT | 15 | 42 | Theracesite.com | Chevrolet Corvette | Sahlen | 1:31.796 | 2 | 0 | 0 | 16 |
| 2010 | 3 | 26 | 23 | GT | 12 | 42 | Theracesite.com | Mazda RX-8 | Sahlen | 1:31.103 | 101 | 0 | 0 | 19 |
| 2011 | 3 | 25 | 27 | GT | 16 | 49 | Theracesite.com | Mazda RX-8 | Sahlen | 1:35.066 | 7 | 0 | 0 | 15 |
| 2012 | 2 | 25 | 25 | GT | 17 | 49 | Western New York Flash | Mazda RX-8 | Sahlen | 1:33.898 | 95 | 0 | 0 | 14 |
| 2013 | 3 | 11 | 13 | DP | 13 | 43 | Sahlen's | BMW Riley | Sahlen | 1:25.424 | 79 | 0 | 0 | 18 |
