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PEOPLE GROUP PROFILE

The Gilika of Indonesia

The Gilika of Indonesia, numbering approximately 1,300 people, are No Longer Unreached. They are an indigenous community of Indonesia; a dialect subgroup of Kosarek Yale (kkl). They are an Indigenous people in the New Guinea people cluster of the Pacific Islander Peoples affinity bloc. Their primary language is Yale, Kosarek and their primary religion is Protestantism.

Photo by Google. (2025). Image generated by Gemini 2.5 Flash: Gilika

Fast Facts:

Affinity Group: Pacific Islander Peoples
Country: Indonesia
People Cluster: New Guinea
Primary Language(s): Yale, Kosarek (kkl)
Primary Religion(s): Protestantism
Population: 1,300
Strategic Progress Index (SPI): No Longer Unreached
Global Status of Evangelical Christianity (GSEC): 10% or Greater Evangelical
People Group ID: PG022918
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Pray for the Gilika 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.

Pray Now!
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Dig Deeper (Religion):

Primary Religion: Protestantism
Religious Affiliation: Christianity

47%
%
Protestantism Adherents

Dig Deeper (Language):

Primary Language: Yale, Kosarek
Language Family: Nuclear Trans New Guinea

100%
%
Yale, Kosarek Speakers

Media Resources in Yale, Kosarek:

Films:

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Bible Resources in Yale, Kosarek:

Provided by Faith Comes by Hearing

Or check out the Yale, Kosarek 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: 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 Gilika:
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 Gilika 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 Gilika:
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 Gilika 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 Gilika:
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 Gilika of Indonesia

Sing for joy, O heavens, and exult, O earth; break forth, O mountains, into singing! For the LORD has comforted his people and will have compassion on his afflicted.
readIsaiah 49:13

Thank the Lord for the people here and ask that His gospel will flow through this land to bring hope to those who are afflicted by the guilt of sin.

Again, the kingdom of heaven is like a merchant in search of fine pearls, who, on finding one pearl of great value, went and sold all that he had and bought it.
readMatthew 13: 45-46

Pray that they will recognize the treasure of knowing Christ Jesus and be willing to give up everything else to gain Him.

Through him we have also obtained access by faith into this grace in which we stand, and we rejoice in hope of the glory of God.
readRomans 5:2

Pray that as people place their faith in Christ, they will rejoice in the hope of glory and be in awe of God's mercy that gives them access to Him through faith.

Therefore, we are ambassadors for Christ, God making his appeal through us. We implore you on behalf of Christ, be reconciled to God.
read2 Corinthians 5:20

Pray that those God sends to cross cultures will be His ambassadors, faithfully imploring people on Christ's behalf to be reconciled to God through Jesus.

Gilika Across Countries (ROP3 - 103371) 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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