High School
- A 2016 graduate of Phillips Academy in Andover, Mass.
- A four-year letterwinner, captained his team as a junior and senior
- Third place Class A league (2016)
- 2016 National Prep qualifier
- Prep All-New England in 2016, placing sixth at the NEISWA Tournament
- Team MVP in 2016
- Two-time Class A runner-up (2014, 2016)
Personal
- Son of Adam and Cindy Muchnick
- Has three younger siblings, Jacob, Ross and Alexa
- Anticipated double majoring in classics and history
- Full name is Justin Ross Muchnick