England has no national costume but I have found some costumes you can see around England

1. The men that guard the queen wear red top and black trousers. They have white belts and gold buttons.
2. Beefeaters the guards at the tower of London wear old fashioned costumes.
3. the lord major wears a black gown trimmed with red and a gold chain of office
4. A town crier makes public announcements wears a red and gold robe, white trouser, black shoes and a tricone hat.
5. Traditional folk dances wear coloured tops and black trousers. They also have bells on their socks