Kiganjo is a settlement in Kenya's Nyeri county.It hosts the Kenya Police College which is Kenya's main college for police training. Kiganjo also hosts one of the Kenya Cooperative Creameries KCC (now New KCC) and a milk depot for the Brookside Milk Company (at Chaka). Kiganjo sits at the junction of roads from Nairobi (A2) and Nyeri (B5), and hosts a railway station on the northern arm of the Kenyan Railway System.