| ! | Doug Shaw Stadium | 20.69 | Dane Hyatt | Unattached | 3/17/2012 |
| Lane | # | Athlete | Age | Team | Seed |
|---|---|---|---|---|---|
| 1 | 771 | GEORGE III, Dexter | 6 | Carolina GOLD Running Club | 41.91 |
| 2 | 744 | LANNOU, Connor | 7 | Cape Fear Flyers | 40.48 |
| 3 | 843 | BRADLEY, Nathan | 6 | Florence Track | 37.22 |
| 4 | 445 | MATHESON, Shawn | 8 | Mt. Pleasant Track Club | 34.37 |
| 5 | 844 | DEMPS V, Robert | 7 | Florence Track | 35.13 |
| 6 | 395 | AIKEN, Smith | 8 | Mt. Pleasant Track Club | 37.47 |
| 7 | 876 | STEWART, Isaiah | 7 | Florence Track | 40.77 |
| 8 | 962 | HENDERSON, Dayon | 7 | QC Blazers | 40.87 |
| Lane | # | Athlete | Age | Team | Seed | Note |
|---|---|---|---|---|---|---|
| 2 | 775 | JONES, Messiah | 5 | Carolina GOLD Running Club | NT | |
| 3 | 452 | MILLIRON, Caleb | 7 | Mt. Pleasant Track Club | 45.58 | |
| 4 | 744 | LANNOU, Connor | 7 | Cape Fear Flyers | 36.30 | |
| 5 | 876 | STEWART, Isaiah | 7 | Florence Track | 40.57 | |
| 6 | 494 | WOLFF, Keegan | 7 | Mt. Pleasant Track Club | 54.44 | |
| 7 | 935 | ROSEBORO, Carson | 6 | Next Level TC | NT | |
| 8 | 771 | GEORGE III, Dexter | 6 | Carolina GOLD Running Club | NT |
| Lane | # | Athlete | Age | Team | Seed | Note |
|---|---|---|---|---|---|---|
| 2 | 914 | MCDOWELL, Stryder | 7 | Myrtle Beach Track & Field | NT | |
| 3 | 857 | JACOBS, Camren | 5 | Florence Track | 49.98 | |
| 4 | 962 | HENDERSON, Dayon | 7 | QC Blazers | 39.70 | |
| 5 | 965 | NESMITH, Kyran | 6 | QC Blazers | 40.47 | |
| 6 | 908 | EADDY, Noble | 7 | Myrtle Beach Track & Field | 53.34 | |
| 7 | 797 | GRIFFITH, Quinten | 6 | Elite Xpress Track & Field | NT | |
| 8 | 445 | MATHESON, Shawn | 8 | Mt. Pleasant Track Club | NT |
| Lane | # | Athlete | Age | Team | Seed | Note |
|---|---|---|---|---|---|---|
| 2 | 745 | MARELLO, Dominic | 7 | Cape Fear Flyers | NT | |
| 3 | 451 | MILLIRON, Blake | 7 | Mt. Pleasant Track Club | 44.18 | |
| 4 | 844 | DEMPS V, Robert | 7 | Florence Track | 35.58 | |
| 5 | 454 | MILLIRON, Nicholas | 7 | Mt. Pleasant Track Club | 42.58 | |
| 6 | 967 | WILSON, Carter | 5 | QC Blazers | 57.06 | |
| 7 | 843 | BRADLEY, Nathan | 6 | Florence Track | NT | |
| 8 | 765 | BONDS JR., Dedric | 5 | Carolina GOLD Running Club | NT |
| Lane | # | Athlete | Age | Team | Seed | Note |
|---|---|---|---|---|---|---|
| 2 | 774 | JOHNSON JR., John | 6 | Carolina GOLD Running Club | NT | |
| 3 | 488 | WHICHARD, Sullivan | 7 | Mt. Pleasant Track Club | 51.11 | |
| 4 | 395 | AIKEN, Smith | 8 | Mt. Pleasant Track Club | 40.16 | |
| 5 | 892 | FENDERSON, Chasson | 6 | Havelock HEAT | 40.40 | |
| 6 | 968 | WILSON, Chaise | 6 | QC Blazers | 52.10 | |
| 7 | 851 | GARCIA RIVERA, Mateo | 7 | Florence Track | NT |