Arsenal are exploring the possibility of expanding the Emirates Stadium in a move that could restore its status as the biggest club ground in London.

The Emirates has a 60,700-capacity, placing it behind Tottenham’s and West Ham’s homes, which were built after Arsenal moved from Highbury in 2006. There is believed to be an appetite from the club’s American owner, Kroenke Sports & Entertainment (KSE), to increase that to 70,000, which would significantly boost match-day revenues, and there are more than 100,000 supporters on the waiting list for season tickets.

Arsenal set up a working group to examine the feasibility of any redevelopment last year, with sources indicating that discussions are continuing and that no decision has yet been made. A number of options are understood to have been looked at, including changing the gradient of the stands to allow the addition of thousands more seats or a much smaller upgrade that would mean less disruption.

It remains to be seen whether a larger-scale redevelopment would mean Arsenal having to play matches elsewhere – something the club avoided when they left Highbury – after a report in the Telegraph on Tuesday claimed a temporary move to Wembley could be...