Clay Greenfield NASCAR Truck Series statistics by track
| Track | Starts | Poles | Wins | Top 5s | Top 10s | Avg. Start | Avg. Finish | Races Led | Times Led | Laps Led | Avg. % Led | Laps |
| Bristol | 3 | 0 | 0 | 0 | 0 | 25.0000 | 28.0000 | 0 | 0 | 0 | 0.000000 | 302 |
| Charlotte | 1 | 0 | 0 | 0 | 0 | 33.0000 | 36.0000 | 0 | 0 | 0 | 0.000000 | 6 |
| Chicagoland | 1 | 0 | 0 | 0 | 0 | 25.0000 | 28.0000 | 0 | 0 | 0 | 0.000000 | 90 |
| Daytona | 2 | 0 | 0 | 0 | 1 | 22.5000 | 18.0000 | 0 | 0 | 0 | 0.000000 | 204 |
| Gateway | 1 | 0 | 0 | 0 | 0 | 30.0000 | 28.0000 | 0 | 0 | 0 | 0.000000 | 105 |
| Homestead | 1 | 0 | 0 | 0 | 0 | 35.0000 | 30.0000 | 0 | 0 | 0 | 0.000000 | 104 |
| Iowa | 1 | 0 | 0 | 0 | 0 | 27.0000 | 34.0000 | 0 | 0 | 0 | 0.000000 | 18 |
| Kansas | 1 | 0 | 0 | 0 | 0 | 28.0000 | 16.0000 | 0 | 0 | 0 | 0.000000 | 165 |
| Kentucky | 4 | 0 | 0 | 0 | 0 | 29.7500 | 26.7500 | 0 | 0 | 0 | 0.000000 | 338 |
| Las Vegas | 2 | 0 | 0 | 0 | 0 | 30.5000 | 28.5000 | 0 | 0 | 0 | 0.000000 | 145 |
| Loudon | 1 | 0 | 0 | 0 | 0 | 21.0000 | 19.0000 | 0 | 0 | 0 | 0.000000 | 170 |
| Martinsville | 6 | 0 | 0 | 0 | 0 | 30.6667 | 26.8333 | 0 | 0 | 0 | 0.000000 | 1177 |
| Nashville (IRL) | 2 | 0 | 0 | 0 | 0 | 27.5000 | 26.5000 | 0 | 0 | 0 | 0.000000 | 184 |
| Talladega | 4 | 0 | 0 | 0 | 0 | 22.2500 | 20.0000 | 0 | 0 | 0 | 0.000000 | 359 |
| Texas | 2 | 0 | 0 | 0 | 0 | 30.0000 | 24.5000 | 0 | 0 | 0 | 0.000000 | 300 |
| Total | 32 | 0 | 0 | 0 | 1 | 27.7188 | 25.5625 | 0 | 0 | 0 | 0.000000 | 3667 |