The official practice round is on Monday, July 19th. To request a practice round starting time, please email CASEY@CLGOLF.ORG with your time request.
| (updated 7/18/2021 at 9:00 am) | ||||
| Time | Player | Player | Player | Player |
| 8:00 AM | Mike Holloway | Sean Thayer | Quaid Oliver | |
| 8:10 AM | Max Stucky Halley | Adam Young | Ben Mitchell | |
| 8:20 AM | ||||
| 8:30 AM | Matt Schrock | Ty Wilson | Saksit Jairak | Detrik Gill |
| 8:40 AM | Jack Baker | Garin Ihrig | ||
| 8:50 AM | Caden Massey | Andrew Iverson | Colby Hays | |
| 9:00 AM | Austin Goodrum | Blake Saffell | Brent Reintjes | Cole Streck |
| 9:10 AM | Matt Williams | Davan Smith | ||
| 9:20 AM | Tate Herrenbruck | Grant Herrenbruck | Zach Sokolosky | |
| 9:30 AM | Colby Unruh | Carson Towey | ||
| 9:40 AM | Jack Randall | Steve Randall | Bradley Lane | Justin Balthrop |
| 9:50 AM | Rules Committee | Rules Committee | Rules Committee | Rules Committee |
| 10:00 AM | Rules Committee | Rules Committee | Rules Committee | Rules Committee |
| 10:10 AM | Drayton Cleaver | Asher Whitaker | Michael Winslow | |
| 10:20 AM | Corey Novascone | Cory Cooper | Pete Krsnich | Matt Lazzo |
| 10:30 AM | Sion Audrain | Greyden Wasinger | Harry Hillier | |
| 10:40 AM | Trae McCrae | Tanner Copeland | Drew Lisec | |
| 10:50 AM | Justin Sherfick | Jimmy Welsh | ||
| 11:00 AM | Ty Adkins | Noah Holtzman | Adam Kasitz | James Hill |
| 11:10 AM | Josh Maike | Mark Benetton | Trent Sutherland | Aidan Nguyen |
| 11:20 AM | Garret Allen | Colton Allen | Christian Ghilardi | Jared Burns |
| 11:30 AM | Ryan Bender | Cameron Rosenberg | ||
| 11:40 AM | Kameron Shaw | Gentry Scheve | Brooks Sauder | Easton Reynolds |
| 11:50 AM | Will Rock | Liam Coughlin | ||
| 12:00 PM | Tracy Chamberlin | Mike Casamento | Doug Kaup | |
| 12:10 PM | Hayden Beck | Andrew Beckler | Cade Uhlenhake | Grant Brenneman (alt) |
| 12:20 PM | Caleb Kimmel | Ian McCrary | Carson Baker | Daniel Gutgesell |
| 12:30 PM | Park Ulrich | Davis Cooper | Hank Lierz | Evan Holcomb |
| 12:40 PM | Nick Long | Carlos Prieto | Pete Deleon | Cole Gritton |
| 12:50 PM | Mason Ahlberg | Jacob Lackey | ||
| 1:00 PM | Kit Grove | Eric Johnsen | Conrad Roberts | Andrew King |
| 1:10 PM | Tyler Shelton | WIll Gantz | Michael Garden | TBA |
| 1:20 PM | Brian Fehr | Jared Helin | Aaron Sheaks | Jesse Schulte |
| 1:30 PM | Cody Schurle | Calvin Dillon | Luke McNellis | Gatlin Goad |
| 1:40 PM | Thomas Luger | Will Harding | Blake Mullen | |
| 1:50 PM | Kyler Brown | Troy Watson | Connor Hanrahan | |
| 2:00 PM | Kyle Brannan | Landon Fox | Koby Beougher | Lane Pauls |
| 2:10 PM | Myles Tarvin | Kyle Stanley | Bryce Rowe | Patrick Neal |
| 2:20 PM | Luke Brugman | Caleb Schmid | Jack Junge | |
| 2:30 PM | Maddux Mills | Joey Langstraat | RJ Opliger | Tyler Porter |