Cup Series
Garrett Smithley (2020)
2020 Statistics
| Driver Points | 8 | Driver Points Rank | 25 |
| Races Won | 0 | Points per NASCAR Race | 0.2 |
| Races Won (%) | 0% | NASCAR Won (%) | 0% |
| Average Start | 34 | Average Finish Overall | 33.6 |
| Average Finish Last 5 | 34.8 | Average Finish Last 10 | 34.7 |
| Driver Races Run | 26 | Points per Driver Race Run | 0.3 |
| NASCAR Races Run | 36 | Percentage NASCAR Races Run | 72.2% |
| Top 5 Finishes | 0 | Races Top 5 (%) | 0% |
| Top 10 Finishes | 0 | Races Top 10 (%) | 0% |
| NASCAR Top 5 (%) | 0% | NASCAR Top 10 (%) | 0% |
| Avg Start-to-Finish | +0.4 | Best Start Position | 25 |
| Driver Laps Run | 6,028 | Driver Races Laps | 7,329 |
| Percentage Race Laps Run | 82.2% | Percentage Races Finished Laps Run | 95.2% |
| NASCAR Races Laps | 9,914 | Percentage NASCAR Laps Run | 60.8% |
| Did Not Finish | 8 | Did Not Finish (%) | 30.8% |
2020 Race by Race for Garrett Smithley
| Date | Event Name | Finish | Start | Laps Run | Race Laps | Pts/PP Earned | Odds | Finish Status |
| 2/23/20 | Pennzoil 400 presented by Jiffy Lube | 35 | 34 | 252 | 267 | 2/0 | 50-1 | Running |
| 3/1/20 | Auto Club 400 | 34 | 36 | 193 | 200 | 3/0 | 40-1 | Running |
| 3/8/20 | FanShield 500 | 35 | 36 | 181 | 316 | 2/0 | 33-1 | Engine |
| 5/17/20 | The Real Heroes 400 | 37 | 26 | 127 | 293 | 1/0 | - | Power Unit |
| 5/20/20 | Toyota 500 | 34 | 36 | 204 | 208 | 0/0 | - | Running |
| 5/24/20 | Coca-Cola 600 | 33 | 38 | 391 | 405 | 0/0 | - | Running |
| 5/28/20 | Alsco Uniforms 500 | 40 | 33 | 0 | 208 | 0/0 | - | Accident |
| 5/31/20 | Food City presents the Supermarket Heroes 500 | 26 | 31 | 489 | 500 | 0/0 | 28-1 | Running |
| 6/7/20 | Folds of Honor QuikTrip 500 | 35 | 34 | 312 | 325 | 0/0 | - | Running |
| 6/10/20 | Blue-Emu Maximum Pain Relief 500 | 36 | 35 | 450 | 500 | 0/0 | 85-2 | Running |
| 6/22/20 | GEICO 500 | 34 | 40 | 185 | 191 | 0/0 | 20-1 | Running |
| 6/27/20 | Pocono Organics 325 in partnership with Rodale Institute | 33 | 31 | 125 | 130 | 0/0 | 15-1 | Running |
| 6/28/20 | Pocono 350 | 32 | 33 | 136 | 140 | 0/0 | 5-1 | Running |
| 7/5/20 | Big Machine Hand Sanitizer 400 Powered by Big Machine Records | 24 | 28 | 159 | 161 | 0/0 | 30-1 | Running |
| 7/12/20 | Quaker State 400 Presented by Walmart | 33 | 25 | 257 | 267 | 0/0 | 4-1 | Running |
| 7/15/20 | NASCAR All-Star Open | 16 | 14 | 85 | 85 | 0/0 | Running | |
| 7/23/20 | Super Start Batteries 400 Presented by O'Reilly Auto Parts | 26 | 26 | 260 | 267 | 0/0 | 5-1 | Running |
| 8/2/20 | Foxwoods Resort Casino 301 | 31 | 27 | 295 | 301 | 0/0 | 5-1 | Running |
| 8/8/20 | FireKeepers Casino 400 | 35 | 33 | 141 | 161 | 0/0 | - | Steering |
| 8/9/20 | Consumers Energy 400 | 34 | 35 | 152 | 156 | 0/0 | Running | |
| 8/16/20 | GoBowling 235 | 36 | 36 | 60 | 65 | 0/0 | 25-1 | Battery |
| 8/22/20 | Drydene 311 | 37 | 39 | 241 | 311 | 0/0 | Battery | |
| 8/23/20 | Drydene 311 | 35 | 39 | 296 | 311 | 0/0 | 3-1 | Running |
| 9/19/20 | Bass Pro Shops Night Race | 32 | 40 | 436 | 500 | 0/0 | 66-1 | Running |
| 10/25/20 | Autotrader EchoPark Automotive 500 | 31 | 38 | 325 | 334 | 0/0 | 5-1 | Running |
| 11/1/20 | Xfinity 500 | 39 | 36 | 100 | 500 | 0/0 | 66-1 | Electrical |
| 11/8/20 | Season Finale 500 | 37 | 39 | 261 | 312 | 0/0 | 5-1 | Rear End |