The Upper Surrey Street Kids were part of the battle in The Meltdown along with the Lower Surrey Street kids. They had an age-long rivalry with Lower Surrey Street because they were flat while Upper Surrey Street was on a hill. It is the home of Greg Heffley, Rowley Jefferson, Fregley and others.
- After Greg's failed clan, others copied his idea and Upper Surrey Street collapsed burst into around 12 clans, which fought each other.
Role in the Battle of Surrey Street
- After the Lower Surrey Street kids started sledding in their hill, they united after a bit of clan conflict and attacked the Lower Surrey Street Kids, starting the main part of the battle.