The Mairasi of Indonesia

The Mairasi of Indonesia, numbering approximately 2,800 people, are No Longer Unreached. They are described as an ethnolinguistic community of Indonesia They are an Indigenous people, with Mairasi as their ethnic/kinship group and are in the New Guinea people cluster of the Pacific Islander Peoples. Their primary religion is Protestantism. They primarily speak Mairasi.

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

Fast Facts:

Affinity Group: Pacific Islander Peoples
Country: Indonesia
People Cluster: New Guinea
Primary Language(s): Mairasi (zrs)
Primary Religion(s): Protestantism
Population: 2,800
Strategic Progress Index (SPI): No Longer Unreached
Global Status of Evangelical Christianity (GSEC): 10% or Greater Evangelical
People Group ID: PG022976
View on Joshua Project

Pray for the Mairasi of Indonesia

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Dig Deeper (Religion):

Primary Religion: Protestantism
Religious Affiliation: Christianity

50%
%
Protestantism Adherents

Dig Deeper (Language):

Primary Language: Mairasi
Language Family: Mairasic

100%
%
Mairasi Speakers

Media Resources in Mairasi:

Films:

No entries found for: Mairasi(zrs). Help build some!

Bible Resources in Mairasi:

Or check out the Mairasi 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 Mairasi:
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 Mairasi 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 Mairasi:
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 Mairasi 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 Mairasi:
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 Mairasi of Indonesia

And this gospel of the kingdom will be proclaimed throughout the whole world as a testimony to all nations, and then the end will come.
readMatthew 24:14

Pray that the message of hope will reach those who are wandering in darkness, offering them a path to eternal life.

But those that were sown on the good soil are the ones who hear the word and accept it and bear fruit, thirtyfold and sixtyfold and a hundredfold.
readMark 4:20

Pray that those who have never encountered the gospel will have the opportunity to receive it, and that it will fall on good soil and bear much fruit.

My sheep hear my voice, and I know them, and they follow me.
readJohn 10:27

Pray that as people place their faith in Christ, they will hear God's voice and will have the great assurance that no one can snatch them from the Father’s hand.

He restores my soul. He leads me in paths of righteousness for his name’s sake.
readPsalm 23:3

Pray for believers to go and share the gospel with others here. Ask that God will restore their souls and lead them in paths of righteousness for His name's sake.

Mairasi Across Countries (ROP3 - 106065) 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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