Kitui County is located 170Km to the South East of Nairobi City. It covers an area of about 30,496 km2. Kitui County shares its borders with seven counties;
Tharaka-Nithi and Meru to the north, Embu to the northwest, Machakos and Makueni to the west, Tana River to the east and southeast, and Taita-Taveta to the south.