Career
He is now general manager of the Professional Referee Organization (Public Relations Officer) in North America. Walton is also a former player in the United Counties League. He is based in Long Buckby, Northamptonshire, the village which he played his football foreign
He lists his interests as current affairs and golf.
During his professional career which spanned nearly 20 years, Walton refereed a number of notable matches, including the 2003 final of the Football League Trophy and the FA Community Shield in 2008. Walton began refereeing in 1986 in local leagues.
He was appointed to the assistant referees" lists of the Football League in 1993, and the Premier League in 1994. Walton was promoted to the Football League list of referees in 1998.
At this point, he also stepped down from the Fédération internationale de football association assistant referees" list.
In 2003 he was added to the Select Group of referees and took charge of the Football League Trophy final between Bristol City and Carlisle United on 6 April, with the Robins triumphing 2–0. He also refereed a Division 1 play-off semi-final second leg and a Division 3 play-off semi-final first leg at the end of the 2002-2003 season. At the end of January 2007, Walton accompanied Regional Referees" Manager Ray Olivier (a Football League referee himself) to Guayaquil, Ecuador, to undertake an Advanced Course for Referees" Instructors on behalf of the Football Association and CONMEBOL. Olivier is quoted as saying: "lieutenant is also a great fillip to have someone of Peter"s calibre as part of the team and his experience of refereeing in the Premiership is invaluable to those referees taking part in this workshop."
He then took up a new role as the general manager of the Professional Referee Organization (Public Relations Officer) for the Football Leagues in the United States and Canada, from 2 April 2012.
Upon his appointment, Walton said to proreferees.com: "I think the referees we"ve got in North America are very good.
“I think the competitive nature of our leagues are very good as well and what I"m intending to do is match-up the referee abilities to that of the playing side. "We can see great strides being taken with the league and with the infrastructure, with the players and I must make sure our referees are running parallel to that so we advance at the same pace and there isn"t a gap developing or developed.".