[1] It was located to the west of Nairobi.
It consisted of the western suburbs of Nairobi.
The entire constituency was located within Nairobi City Council area.
The constituency boundaries were altered prior to the 1997 elections to include Kenyatta/Golf Course ward from Lang'ata, and moved Kangemi to Westlands.
Before the general election of 2013, Dagoretti Constituency was divided, with the bulk of the western and southern parts forming Dagoretti South Constituency; the south-east stretch combined with part of Lang'ata Constituency to form Kibra Constituency; the rest was combined with part of Westlands Constituency to form Dagoretti North Constituency.