The British of Tanzania

The British of Tanzania, numbering approximately 10,500 people, are No Longer Unreached. They are the peoples of Great Britain whose culture has been shaped by the interaction of English, Scottish, Welsh, and Northern Irish traditions, alongside centuries of migration, maritime connections, industrialization, and imperial influence. They are an Diaspora people in the Anglo-Celt people cluster of the Eurasian Peoples affinity bloc. Their primary language is English and their primary religion is Unaffiliated.

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

Fast Facts:

Affinity Group: Eurasian Peoples
Country: Tanzania
People Cluster: Anglo-Celt
Primary Language(s): English (eng)
Primary Religion(s): Unaffiliated
Population: 10,500
Strategic Progress Index (SPI): No Longer Unreached
Global Status of Evangelical Christianity (GSEC): 10% or Greater Evangelical
People Group ID: PG014914
View on Joshua Project

Pray for the British 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.

Dig Deeper (Religion):

Primary Religion: Unaffiliated
Religious Affiliation: Unaffiliated

65%
%
Unaffiliated Adherents

Dig Deeper (Language):

Primary Language: English
Language Family:

100%
%
English Speakers

Bible Resources in English:

Or check out the English bible at Bible.com

Linked from YouVersion

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): Significantly Reached People Group, (LPI: 6), > 20% Evangelical.
Global Status of Evangelical Christianity (GSEC): 10% or Greater Evangelical (GSEC: 6), this people group is greater than or equal to 10% evangelical

Next steps for the British:
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 British 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 British:
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 British 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 British:
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 British of Tanzania

And as Moses lifted up the serpent in the wilderness, so must the Son of Man be lifted up, that whoever believes in him may have eternal life.
readJohn 3:14-15

Pray that the lost among them will look to the One lifted up on the cross, believing in Him and receiving eternal life.

Oh, taste and see that the LORD is good! Blessed is the man who takes refuge in him!
readPsalm 34:8

Pray that the gospel will advance and that many will have the opportunity to taste and see the goodness of God and entrust their lives to Him.

And these words that I command you today shall be on your heart. You shall teach them diligently to your children, and shall talk of them when you sit in your house, and when you walk by the way, and when you lie down, and when you rise.
readDeuteronomy 6:6-7

Pray that as people place their faith in Christ, they will hide God's Word in their hearts, let it shape their conversations and daily lives, and pass on their faith to the next generation.

And when Jesus finished these sayings, the crowds were astonished at his teaching, for he was teaching them as one who had authority, and not as their scribes.
readMatthew 7:28-29

Pray that God will remind believers that they have His authority as they share His truth with the lost, and pray He will draw crowds of people to this message and plant it deeply in their hearts.

British Across Countries (ROP3 - 102927) 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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