The Chaga are Bantu

Bantu languages

The Bantu languages constitute a traditional sub-branch of the Niger–Congo languages. There are about 250 Bantu languages by the criterion of mutual intelligibility, though the distinction between language and dialect is often unclear, and Ethnologue counts 535 languages...

-speaking indigenous

Indigenous peoples of Africa

The indigenous people of Africa are those people of Africa whose way of life, attachment or claims to particular lands, and social and political standing in relation to other more dominant groups have resulted in their substantial marginalisation within modern African states The indigenous people...

 Africans and the third largest ethnic group in Tanzania

Tanzania

The United Republic of Tanzania is a country in East Africa bordered by Kenya and Uganda to the north, Rwanda, Burundi, and the Democratic Republic of the Congo to the west, and Zambia, Malawi, and Mozambique to the south. The country's eastern borders lie on the Indian Ocean.Tanzania is a state...

. They live on the southern and eastern slopes of Mount Kilimanjaro

Mount Kilimanjaro

Kilimanjaro, with its three volcanic cones, Kibo, Mawenzi, and Shira, is a dormant volcano in Kilimanjaro National Park, Tanzania and the highest mountain in Africa at above sea level .-Geology:...

 and Mount Meru

Mount Meru (Tanzania)

Mount Meru is an active stratovolcano located west of Mount Kilimanjaro in the nation of Tanzania. At a height of , it is visible from Mt Kilimanjaro on a clear day, and is the tenth highest mountain in Africa. Much of its bulk was lost about 8,000 years ago due to an eastward volcanic blast,...

, as well as in the Moshi

Moshi

Moshi is a Tanzanian town with a population of 144,739 in Kilimanjaro Region. The town is situated on the lower slopes of Mt Kilimanjaro, a volcanic mountain that is the highest mountain in Africa....

 area. Their relative wealth comes from not only the favorable climate of the area, but also from successful agricultural methods which include extensive irrigation systems and continuous fertilization practiced for thousands of years. They were one of the first tribes in the area to convert to Christianity.