In addition, Boxall won the NZFC with Auckland City, where he made 6 appearances that year despite scoring zero goals.

[citation needed] Boxall was recruited to play college soccer at the University of California, Santa Barbara by head coach Tim Vom Steeg.

He followed in the footsteps of other New Zealand players at Santa Barbara such as Tony Lochhead and Neil Jones, both of whom have received senior international caps after appearing for UCSB.

Despite missing half the season, Boxall led all rookies with 10 starts and tied for the team-high in both yellow and red cards, 6 and 1 respectively.

[9] On 10 July 2012, it was confirmed by the club that Boxall officially joined the Wellington Phoenix of his native New Zealand on a two-year contract.

Instrumental in signing Boxall was Ricki Herbert, coach of both the Phoenix and the New Zealand national team at the time.

After the beginning to his time in Wellington which saw him play backup to Ben Sigmund and Andrew Durante, Boxall was loaned to the Oakleigh Cannons of the Victorian Premier League.

[14] During his first Leagues Cup match on 23 July 2023 against Puebla FC, Boxall earned his first career MLS red card for a foul on Guillermo Martínez.

[citation needed] Only days after making his Whitecaps debut, Boxall was called up to the All Whites' squad for their match against China on 25 March 2011,[20] where he came on as a second-half substitute.

[23] In June 2023, the New Zealand team walked out of an international friendly against Qatar after an alleged incident of racial abuse against Boxall.