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The Yaosakor Asmat of Indonesia

The Yaosakor Asmat of Indonesia, numbering approximately 3,000 people, are No Longer Unreached. They are an ethnolinguistic community of Indonesia. They mostly adhere to Protestantism and Yaosakor Asmat is their primary language.

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

Fast Facts:

Affinity Group: Pacific Islander Peoples
Country: Indonesia
People Cluster: New Guinea
Primary Language(s): Yaosakor Asmat (asy)
Primary Religion(s): Protestantism
Population: 3,000
Strategic Progress Index (SPI): No Longer Unreached
Global Status of Evangelical Christianity (GSEC): 10% or Greater Evangelical
People Group ID: PG023099
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Pray for the Yaosakor Asmat 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.

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Dig Deeper (Religion):

Primary Religion: Protestantism
Religious Affiliation: Christianity

50%
%
Protestantism Adherents

Dig Deeper (Language):

Primary Language: Yaosakor Asmat
Language Family: Nuclear Trans New Guinea

75%
%
Asmat, Yaosakor Speakers

Media Resources in Yaosakor Asmat:

Films:

No film resources are listed for this language.

Provided by the Jesus Film Project

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Bible Resources in Yaosakor Asmat:

No Bible resources are listed for this language.

Provided by Faith Comes by Hearing

Or check out the Yaosakor Asmat bible at Bible.com

Linked from YouVersion

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SPI: No longer Unreached

The Yaosakor Asmat 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 Yaosakor Asmat:
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 Yaosakor Asmat of Indonesia

For with the LORD there is steadfast love, and with him is plentiful redemption.
readPsalm 130:7b

Pray for those who are unaware of God's steadfast love that is offered to them through Jesus Christ to learn the truth and experience His plentiful redemption.

All the earth worships you and sings praises to you; they sing praises to your name.
readPsalm 66:4

Pray that the good news of Jesus will advance here and that many will bow down and sing praises to His name.

How can a young man keep his way pure? By guarding it according to your word.
readPsalm 119:9

Pray that as young men place their faith in Jesus, they will walk in purity and live according to God's Word.

And he said to them, "The harvest is plentiful, but the laborers are few. Therefore pray earnestly to the Lord of the harvest to send out laborers into his harvest."
readLuke 10:2

Ask God to send out laborers into His harvest field, raising up believers from around the world to go and proclaim the kingdom of God with those who need to hear it.

Asmat, Yaosakor Across Countries (ROP3 - 100565) reported in the following countries:

Strategic Progress Index
All

1 people group

PhotoPeople Group IDName ▼CountryPopulationStrategic Progress IndexLanguageReligion
Yaosakor AsmatPG023099Yaosakor AsmatIndonesia3,000No Longer UnreachedYaosakor AsmatProtestantism

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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