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PEOPLE GROUP PROFILE

The Ndamba of Tanzania

The Ndamba of Tanzania, numbering approximately 321,000 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: 321,000
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

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.

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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

We were buried therefore with him by baptism into death, in order that, just as Christ was raised from the dead by the glory of the Father, we too might walk in newness of life.
readRomans 6:4

Pray that those who need to surrender their lives to Christ will confess their sins and trust in Him, being united with Him in His death and resurrection, walking in newness of life.

Whenever you enter a town and they receive you, eat what is set before you. Heal the sick in it and say to them, "the kingdom of God has come near to you."
readLuke 10:8-9

Pray that the lost will receive messengers of the gospel with joy, turn from their sins, and be healed.

For to us a child is born, to us a son is given; and the government shall be upon his shoulder, and his name shall be called Wonderful Counselor, Mighty God, Everlasting Father, Prince of Peace.
readIsaiah 9:6

Pray that as people place their faith in Christ, they will rejoice in the coming of the Prince of Peace because He will bring everlasting peace and rule with justice and righteousness.

And how are they to preach unless they are sent? As it is written, “How beautiful are the feet of those who preach the good news!”
readRomans 10:15

Pray that God will call many believers who will obediently go and share the gospel with those who desperately need it.

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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