# 2024 Champaign–Urbana Challenger – Singles

Patrick Kypson was the defending champion but lost in the quarterfinals to Eliot Spizzirri.
Ethan Quinn won the title after defeating Nishesh Basavareddy 6–3, 6–1 in the final.

## Seeds

* Adam Walton (first round)
* Christopher Eubanks (second round)
* Learner Tien (first round)
* Mitchell Krueger (first round)
* Nishesh Basavareddy (final)
* Patrick Kypson (quarterfinals)
* Mark Lajal (first round)
* Beibit Zhukayev (second round)

## Draw
### Key

* Q = Qualifier
* WC = Wild card
* LL = Lucky loser
* Alt = Alternate
* SE = Special exempt
* PR = Protected ranking
* ITF = ITF entry
* JE = Junior exempt
* w/o = Walkover
* r = Retired
* d = Defaulted
* SR = Special ranking

### Finals

| Semifinals | Semifinals | Semifinals | Semifinals | Final | Final | Final | Final |
| | Ethan Quinn | 6 | 6 | | | | |
| WC | Kenta Miyoshi | 3 | 2 | | | | |
| WC | Kenta Miyoshi | 3 | 2 | | Ethan Quinn | 6 | 6 |
| | | | | 5 | Nishesh Basavareddy | 3 | 1 |
| | Eliot Spizzirri | 1 | 1 | 5 | Nishesh Basavareddy | 3 | 1 |
| 5 | Nishesh Basavareddy | 6 | 6 | | | | |

### Top half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 1 | A Walton | 3 | 4 | | | | | | | | | | | | | | |
| | E Quinn | 6 | 6 | | | E Quinn | 6 | 6 | | | | | | | | | |
| | H Habib | 4 | 6 | 7 | | H Habib | 4 | 4 | | | | | | | | | |
| | T Kodat | 6 | 2 | 5 | | | | | | | E Quinn | 6 | 6 | | | | |
| Q | Micah Braswell | 5 | 6 | 6 | | | | | | Q | M Braswell | 2 | 3 | | | | |
| WC | Jeremy Zhang | 7 | 3 | 2 | Q | M Braswell | 3 | 6 | 7$^7$ | | | | | | | | |
| | H Searle | 3 | 6$^4$ | | 8 | B Zhukayev | 6 | 3 | 6$^4$ | | | | | | | | |
| 8 | B Zhukayev | 6 | 7$^7$ | | | | | | | | | | | | E Quinn | 6 | 6 |
| 3 | L Tien | 2 | 6 | 5 | | | | | | | | | | WC | K Miyoshi | 3 | 2 |
| | A McHugh | 6 | 4 | 7 | | A McHugh | 6 | 6$^4$ | 5 | | | | | | | | |
| WC | Kenta Miyoshi | 6 | 6 | | WC | K Miyoshi | 2 | 7$^7$ | 7 | | | | | | | | |
| | E Karlovskiy | 1 | 2 | | | | | | | WC | K Miyoshi | 7$^7$ | 6 | | | | |
| | Patrick Maloney | 6 | 6 | | | | | | | | J Pinnington Jones | 6$^3$ | 2 | | | | |
| | Edoardo Lavagno | 2 | 0 | | | P Maloney | 2 | 4 | | | | | | | | | |
| | J Pinnington Jones | 6 | 3 | 6 | | J Pinnington Jones | 6 | 6 | | | | | | | | | |
| 7 | M Lajal | 3 | 6 | 3 | | | | | | | | | | | | | |

### Bottom half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 6 | P Kypson | 1 | 7$^7$ | 6 | | | | | | | | | | | | | |
| | S Kozlov | 6 | 6$^3$ | 4 | 6 | P Kypson | 6 | 6 | | | | | | | | | |
| Q | S Kirchheimer | 5 | 7 | 7 | Q | S Kirchheimer | 1 | 2 | | | | | | | | | |
| Alt | T Zink | 7 | 5 | 5 | | | | | | 6 | P Kypson | 4 | 3 | | | | |
| Q | Felix Corwin | 0 | 6$^4$ | | | | | | | | E Spizzirri | 6 | 6 | | | | |
| | J Clarke | 6 | 7$^7$ | | | J Clarke | 6 | 5 | 2 | | | | | | | | |
| | E Spizzirri | 6 | 6 | | | E Spizzirri | 4 | 7 | 6 | | | | | | | | |
| 4 | M Krueger | 1 | 4 | | | | | | | | | | | | E Spizzirri | 1 | 1 |
| 5 | N Basavareddy | 6 | 6 | | | | | | | | | | | 5 | N Basavareddy | 6 | 6 |
| Q | Martin Borisiouk | 3 | 1 | | 5 | N Basavareddy | 7 | 6 | | | | | | | | | |
| Q | Ezekiel Clark | 3 | 2 | | Q | A Rybakov | 5 | 4 | | | | | | | | | |
| Q | A Rybakov | 6 | 6 | | | | | | | 5 | N Basavareddy | 6 | 6 | | | | |
| | G Nanda | 6 | 6 | | | | | | | | G Nanda | 2 | 4 | | | | |
| WC | William Mroz | 4 | 4 | | | G Nanda | 3 | 6 | 6 | | | | | | | | |
| | S Purtseladze | 4 | 6$^3$ | | 2 | C Eubanks | 6 | 2 | 3 | | | | | | | | |
| 2 | C Eubanks | 6 | 7$^7$ | | | | | | | | | | | | | | |