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PEOPLE GROUP PROFILE

The Chagga of Tanzania

The Chagga of Tanzania, numbering approximately 1,190,000 people, are No Longer Unreached. They are an indigenous ethnic group native to the slopes of Mount Kilimanjaro and parts of Mount Meru in northeastern Tanzania. They are an Indigenous people in the Bantu, Central-East people cluster of the Sub-Saharan African Peoples affinity bloc. Their primary language is Swahili and their primary religion is Roman Catholicism.

Photo by Google. (2026). Image generated by Gemini 2.5 Flash: Chagga

Fast Facts:

Affinity Group: Sub-Saharan African Peoples
Country: Tanzania
People Cluster: Bantu, Central-East
Primary Language(s): Swahili (swh)
Primary Religion(s): Roman Catholicism
Population: 1,190,000
Strategic Progress Index (SPI): No Longer Unreached
Global Status of Evangelical Christianity (GSEC): 2% or Greater but Less than 5% Evangelical
People Group ID: PG014916
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Pray for the Chagga of Tanzania

Join others around the world in praying for the lost to be saved, the gospel to advance, the global Church to grow, and for laborers to be sent out and sustained in the harvest.

Pray Now!
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Dig Deeper (Religion):

Primary Religion: Roman Catholicism
Religious Affiliation: Christianity

78%
%

Dig Deeper (Language):

Primary Language: Swahili
Language Family: Atlantic-Congo

100%
%

Media Resources in Swahili:

Films:

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Provided by the Jesus Film Project

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Bible Resources in Swahili:

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Provided by Faith Comes by Hearing

Or check out the Swahili bible at Bible.com

Linked from YouVersion

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Explore Lostness and Next Steps

Unengaged and Unreached

Strategic Priority Index (SPI): Unengaged and Unreached (SPI: 2), which means there are less than 2% evangelical Christian populations among which there are no known efforts focused on establishing self-sustaining churches consistent with evangelical faith and practice.
Lostness Priority Index (LPI): Marginally Reached People Group, (LPI: 4), 3% to 6% Evangelical.
Global Status of Evangelical Christianity (GSEC): 2% or Greater but Less than 5% Evangelical (GSEC: 4), this people group is greater than or equal to 2% evangelical

Next steps for the Chagga:
Begin signifcant prayer and fasting for this group
Send cross-cultural teams to discover and research this people group
Begin gospel seed sowing and church planting among this group

SPI: Unreached yet Engaged

The Chagga are Engaged yet Unreached, which means there are less than 2% evangelical Christian populations but there are sustained efforts at establishing self-sustaining churches consistent with evangelical faith and practice.

Next steps for the Chagga:
Continue prayer and fasting for this group
Continue gospel seed sowing and church planting among this group
Begin training up local leaders to lead and develop strategies to reach their own people

SPI: No longer Unreached

The Chagga are No Longer Unreached, which means there are more than 2% evangelical Christian populations and there are churches consistent with evangelical faith and practice. There is still more to be done among them.

Next steps for the Chagga:
Empower local believers to begin praying for their own people
Continue gospel seed sowing and church planting
Encourage local leaders to being leading church planting strategy and looking for Unreached and Unengaged groups nearby

Pray specifically for the Chagga of Tanzania

I acknowledged my sin to you, and I did not cover my iniquity; I said, 'I will confess my transgressions to the Lord,' and you forgave the iniquity of my sin.
readPsalm 32:5

Pray those who are lost will realize their sin, confess their iniquity, and grow in their understanding of salvation through faith in Christ alone.

For my eyes have seen your salvation that you have prepared in the presence of all peoples.
readLuke 2:30

Pray that the lost will see the salvation of God, and that they will trust in Jesus Christ as their Savior and Lord.

"And when did we see you a stranger and welcome you, or naked and clothe you"...And the King will answer them, "Truly, I say to you, as you did it to one of the least of these my brothers, you did it to me."
readMatthew 25:38-40

Pray that as people place their faith in Christ and serve others in faithfulness to Him, they will know that by serving others, they are serving Jesus, who is present with them.

But to all who did receive him, who believed in his name, he gave the right to become children of God.
readJohn 1:12

Pray that believers will have the opportunity to clearly share the good news with the lost here, so that all people can be invited to trust in Jesus and become children of God.

Chagga Across Countries (ROP3 - 101962) reported in the following countries:

To download a comprehensive people group list in spreadsheet form, visit our Research Data page.

Peoplegroups.org relies on updates from the field and other organizations for much of our data, so if you have any updates, please contact us. We use various international naming standards. For a list of these standards and fields, visit our Definitions page.

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