Kajjansi is a town in Central Uganda. It is one of the urban centers in Wakiso District.
The township is situated on the tarmacked, all-weather Kampala - Entebbe Road. Kajjansi is located approximately , by road, south of Kampala, Uganda's capital and largest city. This location is approximately , by road, north of Entebbe International Airport, Uganda's largest civilian and military airport. The coordinates of Kajjansi are:0ð12'54.0"N, 32ð33'00.0"E (Latitude:0.2150; Longitude:32.5500).
In 2006, the population of Kajjansi was estimated at 7,530.
The following points of interest lie within the town limits or close to the edges of town: