[3] That season, the first MLS meeting of the teams was not considered for the competition due to the schedule consisting of two games in Seattle and only one in San Jose.

The San Jose Earthquakes won the inaugural cup on goals scored after a 4–0 home victory on August 2, 2009.

[4] Present and future MLS teams that carry on the name of their market's NASL predecessors are eligible to join the competition.

However, when the Portland Timbers and Vancouver Whitecaps FC became eligible to compete for the cup upon joining the league in 2011, both teams' supporters elected not to participate.

[7] Due to the COVID-19 pandemic in 2020 the organizers sent out the following proposal Gentlemen, Here is the latest information for you about the 2020 Heritage Cup, the annual competition between San Jose and Seattle.

If you can help us get information about this game and the Heritage Cup to MLS and especially to the ESPN producers and broadcast team as quickly as possible, this might be an additional storyline they can use in their telecast to add a little more drama to the game.This match ended in a 0-0 draw and the winner of the Group stage (B) at the MLS is Back tournament, San Jose Earthquakes, was awarded the Heritage Cup for 2020.