Walbrook is a Ward of the City of London and a minor street in its vicinity.

The ward of Walbrook contains two of the City's most notable landmarks: the Bank of England and the Mansion House.

A street called Walbrook runs along the lower part of the brook's course.

[1] On the street is the church of St Stephen Walbrook, which originally stood on the west bank of the stream, but was rebuilt around 1439 on the east side.

The ward is represented in the City of London Corporation by John Garbutt Alderman and the Common Councilmen James Thomson (Deputy) and Peter Bennett.