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PEOPLE GROUP PROFILE

The Arum-Chessu of Nigeria

The Arum-Chessu of Nigeria, numbering approximately 11,500 people, are No Longer Unreached. They are a small Indigenous ethnolinguistic people group in north-central Nigeria, united by the Arum (Alumu‑Tesu) language, a shared village‑based culture, and a history shaped by Middle Belt resilience amid larger regional powers. They mostly adhere to Ethnoreligion and Alumu-Tesu is their primary language.

Photo by Google. (2026). Image generated by Gemini 2.5 Flash: Arum-Chessu

Fast Facts:

Affinity Group: Sub-Saharan African Peoples
Country: Nigeria
People Cluster: Benue
Primary Language(s): Alumu-Tesu (aab)
Primary Religion(s): Ethnoreligion
Population: 11,500
Strategic Progress Index (SPI): No Longer Unreached
Global Status of Evangelical Christianity (GSEC): 5% or Greater but Less than 10% Evangelical
People Group ID: PG013643
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Pray for the Arum-Chessu of Nigeria

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: Ethnoreligion
Religious Affiliation: Ethnoreligion

55%
%
Ethnoreligion Adherents

Dig Deeper (Language):

Primary Language: Alumu-Tesu
Language Family: Atlantic-Congo

100%
%
Arum Speakers

Media Resources in Alumu-Tesu:

Films:

No film resources are listed for this language.

Provided by the Jesus Film Project

View all resources

Bible Resources in Alumu-Tesu:

No Bible resources are listed for this language.

Provided by Faith Comes by Hearing

Or check out the Alumu-Tesu bible at Bible.com

Linked from YouVersion

View all resources

SPI: No longer Unreached

The Arum-Chessu 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 Arum-Chessu:
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 Arum-Chessu of Nigeria

O Lord, you hear the desire of the afflicted; you will strengthen their heart; you will incline your ear to do justice to the fatherless and the oppressed, so that man who is of the earth may strike terror no more.
readPsalm 10:17-18

Pray that God, in accordance with His good character, will give justice to those who are oppressed by sin and that they will know that His offer of salvation is for everyone.

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.

Behold, how good and pleasant it is when brothers dwell in unity!
readPsalm 133:1

Pray that as people place their faith in Christ, they will be unified and love one another as God loves them.

For we do not wrestle against flesh and blood, but against the rulers, against the authorities, against the cosmic powers over this present darkness, against the spiritual forces of evil in the heavenly places.
readEphesians 6:12

Ask God to give those He sends to cross cultures the discernment they need to recognize the spiritual battle they are fighting. Pray God will protect their faith as they abide in Him.

Arum-Chessu Across Countries (ROP3 - 100531) reported in the following countries:

Strategic Progress Index
All

1 people group

PhotoPeople Group IDNameCountry ▲PopulationStrategic Progress IndexLanguageReligion
Arum-ChessuPG013643Arum-ChessuNigeria11,500No Longer UnreachedAlumu-TesuEthnoreligion

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 Data Standards section.

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