The Iria of Indonesia

The Iria of Indonesia, numbering approximately 2,300 people, are No Longer Unreached. They are an ethnolinguistic community of Indonesia. They are an Indigenous people in the New Guinea people cluster of the Pacific Islander Peoples affinity bloc. Their primary language is Kamberau and their primary religion is Protestantism.

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

Fast Facts:

Affinity Group: Pacific Islander Peoples
Country: Indonesia
People Cluster: New Guinea
Primary Language(s): Kamberau (irx)
Primary Religion(s): Protestantism
Population: 2,300
Strategic Progress Index (SPI): No Longer Unreached
Global Status of Evangelical Christianity (GSEC): 10% or Greater Evangelical
People Group ID: PG022926
View on Joshua Project

Pray for the Iria of Indonesia

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: Protestantism
Religious Affiliation: Christianity

54%
%

Dig Deeper (Language):

Primary Language: Kamberau
Language Family: Nuclear Trans New Guinea

75%
%

Media Resources in Kamberau:

Films:

No language code (ROL) found for this post.

Bible Resources in Kamberau:

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Or check out the Kamberau 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% or Greater 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 Iria:
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 Iria 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 Iria:
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 Iria 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 Iria:
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 Iria of Indonesia

For we ourselves were once foolish, disobedient, led astray, slaves to various passions and pleasures, passing our days in malice and envy, hated by others and hating one another.
readTitus 3:3

Pray for those who seek worldly pleasures instead of God to flee from sin and choose God’s goodness and lovingkindness by placing their faith in Jesus.

...I have trusted in your steadfast love; my heart shall rejoice in your salvation.
readPsalm 13:5

Ask God to bring many to trust in His unfailing love and cause their hearts to rejoice in His salvation.

This God - his way is perfect; the word of the LORD proves true; he is a shield for all those who take refuge in him.
readPsalm 18:30

Pray that as people place their faith in Christ, they will have access to His Word and the ability to understand it, so that they can grow in their faith and find refuge in Him.

I do it all for the sake of the gospel, that I may share with them in its blessing.
read1 Corinthians 9:23

Ask God to give believers a deep desire to share the gospel with those who don't know the truth about God's redemption plan, and to provide them with opportunities to do so cross-culturally.

Iria Across Countries (ROP3 - 104061) 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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