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PEOPLE GROUP PROFILE

The Ndamba of Tanzania

The Ndamba of Tanzania, numbering approximately 320,000 people, are Engaged yet Unreached. They are described as an ethnolinguistic community of Tanzania They are an Indigenous people, with Ndamba as their ethnic/kinship group and are in the Bantu, Central-Tanzania people cluster of the Sub-Saharan African Peoples. Their primary religion is Roman Catholicism. They primarily speak Ndamba.

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

Fast Facts:

Affinity Group: Sub-Saharan African Peoples
Country: Tanzania
People Cluster: Bantu, Central-Tanzania
Primary Language(s): Ndamba (ndj)
Primary Religion(s): Roman Catholicism
Population: 320,000
Strategic Progress Index (SPI): Engaged yet Unreached
Global Status of Evangelical Christianity (GSEC): Less than 2% Evangelical, No Active CP Activity
People Group ID: PG015000
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Pray for the Ndamba of Tanzania

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Dig Deeper (Religion):

Primary Religion: Roman Catholicism
Religious Affiliation: Christianity

85%
%

Dig Deeper (Language):

Primary Language: Ndamba
Language Family: Atlantic-Congo

70%
%

Media Resources in Ndamba:

Films:

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Provided by the Jesus Film Project

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Bible Resources in Ndamba:

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Provided by Faith Comes by Hearing

Or check out the Ndamba 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: 1), 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): Expanding Unreached People Group, (LPI: 2), 0.5% to 2% Evangelical.
Global Status of Evangelical Christianity (GSEC): Less than 2% Evangelical, No Active CP Activity (GSEC: 1), this people group is less than 2% evangelical, some evangelical resources are available, but there has been no active church planting among them within the past two years

Next steps for the Ndamba:
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 Ndamba 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 Ndamba:
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 Ndamba 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 Ndamba:
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 Ndamba of Tanzania

And when you pray, do not heap up empty phrases as the Gentiles do, for they think that they will be heard for their many words. Do not be like them, for your Father knows what you need before you ask him.
readMatthew 6:7-8

Pray that those who don't have a relationship with their Creator will come to know a God who hears their every need, freeing them from empty rituals and drawing them into a real, trusting relationship with Him.

Again, the kingdom of heaven is like a merchant in search of fine pearls, who, on finding one pearl of great value, went and sold all that he had and bought it.
readMatthew 13: 45-46

Pray that they will recognize the treasure of knowing Christ Jesus and be willing to give up everything else to gain Him.

Count it all joy, my brothers, when you meet trials of various kinds, for you know that the testing of your faith produces steadfastness.
readJames 1:2-3

Pray that as people place their faith in Christ, they will consider it pure joy when they face trials of many kinds, trusting in God's promise that the testing of their faith produces perseverance.

The light shines in the darkness, and the darkness has not overcome it.
readJohn 1:5

Pray that when discouraging days come, those who cross cultures for the sake of the gospel will be comforted as they remember that the light of Christ is stronger than the darkness that surrounds them.

Ndamba Across Countries (ROP3 - 107150) 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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