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PEOPLE GROUP PROFILE

The Kosorong of Papua New Guinea

The Kosorong of Papua New Guinea, numbering approximately 4,600 people, are No Longer Unreached. They are described as an indigenous ethnic group of Papua New Guinea They are an Indigenous people, with Kosorong as their ethnic/kinship group and are in the New Guinea people cluster of the Pacific Islander Peoples. Their primary religion is Ethnoreligion. They primarily speak Borong.

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

Fast Facts:

Affinity Group: Pacific Islander Peoples
Country: Papua New Guinea
People Cluster: New Guinea
Primary Language(s): Borong (ksr)
Primary Religion(s): Ethnoreligion
Population: 4,600
Strategic Progress Index (SPI): No Longer Unreached
Global Status of Evangelical Christianity (GSEC): 5% or Greater but Less than 10% Evangelical
People Group ID: PG010093
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Pray for the Kosorong of Papua New Guinea

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: Ethnoreligion
Religious Affiliation: Ethnoreligion

38%
%
Ethnoreligion Adherents

Dig Deeper (Language):

Primary Language: Borong
Language Family: Nuclear Trans New Guinea

100%
%
Borong Speakers

Media Resources in Borong:

Films:

No film resources are listed for this language.

Provided by the Jesus Film Project

View all resources

Bible Resources in Borong:

Bible Name (Translation)VideoAudioText
2002, 2011 The Bible Society of Papua New Guinea✓✓

1 entry

Provided by Faith Comes by Hearing

Or check out the Borong bible at Bible.com

Linked from YouVersion

View all resources

SPI: No longer Unreached

The Kosorong 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 Kosorong:
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 Kosorong of Papua New Guinea

Claiming to be wise, they became fools.
readRomans 1:22

Ask God to pour out His mercy and bring those who are walking in their own wisdom to faith in Jesus.

Praise him for his mighty deeds; praise him according to his excellent greatness!
readPsalm 150:2

Pray for the gospel to advance among those who are living in darkness. Pray that they will come to know Jesus and praise Him for all that He has done.

Therefore, as you received Christ Jesus the Lord, so walk in him, rooted and built up in him and established in the faith, just as you were taught, abounding in thanksgiving.
readColossians 2:6-7

Pray that as people place their faith in Christ, they will be rooted and built up in Him, abounding in thanksgiving for the grace and mercy He has shown them.

Being then God's offspring, we ought not to think that the divine being is like gold or silver or stone, an image formed by the art and imagination of man.
readActs 17:29

Pray that God will send out laborers to tell people of the one true God and, as the good news is shared, bring about repentance and belief as they turn from idols and follow Jesus.

Kosorong Across Countries (ROP3 - 105255) reported in the following countries:

Strategic Progress Index
All

1 people group

PhotoPeople Group IDName ▼CountryPopulationStrategic Progress IndexLanguageReligion
KosorongPG010093KosorongPapua New Guinea4,600No Longer UnreachedBorongEthnoreligion

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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