The end of the regular season sees the best week for 2023 USL League One attendance on a per-game average, boding well for the 2024 season.
USL League One attendance is up 28 percent overall over 2022. The league operated at 12 teams this season, with Tucson dropping to USL League Two for now and One Knoxville and Lexington SC debuting in League One.
We have based this 2023 USL League One attendance listing on numbers officially posted to the USL League One website and reported directly by teams. These numbers are current as of Oct. 15, 2023.
| Team | Av. | Totals | Gms | 2022 | YOY | W31 | |
| 1 | Richmond Kickers | 4,786 | 76,577 | 16 | 3,551 | 0.35 | 4,035 |
| 2 | Forward Madison FC | 4,310 | 68,963 | 16 | 3,843 | 0.12 | 4,740 |
| 3 | Union Omaha | 3,075 | 49,207 | 16 | 3,407 | -0.10 | |
| 4 | North Carolina FC | 2,389 | 38,228 | 16 | 1,909 | 0.25 | 5,795 |
| 5 | Chattanooga Red Wolves | 2,373 | 30,855 | 13 | 2,346 | 0.01 | |
| 6 | Lexington SC | 2,211 | 30,954 | 14 | NA | NA | |
| 7 | Greenville Triumph SC | 2,092 | 33,468 | 16 | 2,850 | -0.27 | 3,672 |
| 8 | One Knoxville | 2,034 | 26,443 | 13 | NA | NA | |
| 9 | Charlotte Independence | 1,708 | 25,617 | 15 | 2,322 | -0.26 | 2,125 |
| 10 | N. Col. Hailstorm FC | 1,408 | 18,302 | 13 | 522 | 1.70 | 2,144 |
| 11 | S. Georgia Tormenta FC | 1,322 | 21,152 | 16 | 1,048 | 0.26 | |
| 12 | C. Valley Fuego FC | 701 | 7,012 | 10 | 1,396 | -0.50 | |
| TOTALS | 2,453 | 426,778 | 174 | 1,911 | 0.28 | 22,511 | |
| WEEKLY AV. | 3,752 |