The upper section of Fore street extents south from Church Street, along the River Thames.  Lower Fore street (in red), where the third cholera case occurred in 1848, extends south from Broad Street.  The street lies directly across the River Thames from the Millbank Penitentiary. 

Source: G.F. Cruchley. Cruchley's New Plan of London improved to 1846, Cruchley Map Seller and Publisher, 1846.