The district is home to the Udzungwa Mountains National Park.

According to the 2002 Tanzania National Census, the population of the Kilolo District was 205,081.

[1] According to the 2022 Tanzania National Census, the population of Kilolo District was 263,559.

Mahenge 3.Kilolo As of 2015[update], Kilolo District is administratively divided into wards:

This Iringa Region location article is a stub.