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
View on Joshua Project

Pray for the Yaosakor Asmat of Indonesia

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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.

Bible Resources in Yaosakor Asmat:

No Bible resources are listed for this language.

Or check out the Yaosakor Asmat bible at Bible.com

Linked from YouVersion

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

And this is the judgment: the light has come into the world, and people loved the darkness rather than the light because their works were evil.
readJohn 3:19

Pray that God will have mercy on those who love the darkness they are walking in and turn from their sin to faith in Christ.

Ascribe to the LORD the glory due his name; bring an offering, and come into his courts!
readPsalm 96:8

Pray for people here to humbly give God the glory due His name.

Again I say to you, if two of you agree on earth about anything they ask, it will be done for them by my Father in heaven.
readMatthew 18:19

Pray that as people place their faith in Christ, they find other believers to pray with, and that they will trust God to answer their requests according to His will.

The light shines in the darkness, and the darkness has not overcome it.
readJohn 1:5

Pray that when discouraging days come, those who cross cultures for the sake of the gospel will be comforted as they remember that the light of Christ is stronger than the darkness that surrounds them.

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

Strategic Progress Index
All

1 people group

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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