The Alas of Indonesia

The Alas of Indonesia, numbering approximately 269,000 people, are Unengaged and Unreached. They are described as an ethnolinguistic community of Indonesia (Sumatra) They are an Indigenous people, with Alas as their ethnic/kinship group and are in the Aceh of Sumatra people cluster of the Malay Peoples. Their primary religion is Sunni Islam. They primarily speak Batak Alas-Kluet.

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

Fast Facts:

Affinity Group: Malay Peoples
Country: Indonesia
People Cluster: Aceh of Sumatra
Primary Language(s): Batak Alas-Kluet (btz)
Primary Religion(s): Sunni Islam
Population: 269,000
Strategic Progress Index (SPI): Unengaged and Unreached
Global Status of Evangelical Christianity (GSEC): Less than 2% Evangelical, No Active CP Activity
People Group ID: PG022478
View on Joshua Project

Pray for the Alas 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.

Dig Deeper (Religion):

Primary Religion: Sunni Islam
Religious Affiliation: Islam

99%
%
Sunni Islam Adherents

Dig Deeper (Language):

Primary Language: Batak Alas-Kluet
Language Family: Austronesian

100%
%
Batak Alas-Kluet Speakers

Bible Resources in Batak Alas-Kluet:

Or check out the Batak Alas-Kluet bible at Bible.com

Linked from YouVersion

Explore Lostness and Next Steps

Unengaged and Unreached

Strategic Priority Index (SPI): Unengaged and Unreached (SPI: 0), 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): Frontier Unreached People Group, (LPI: 0), < 0.1% Evangelical.
Global Status of Evangelical Christianity (GSEC): Less than 2% Evangelical, No Active CP Activity (GSEC: 1), this people group is less than 2% evangelical, some evangelical resources are available, but there has been no active church planting among them within the past two years

Next steps for the Alas:
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 Alas 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 Alas:
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 Alas 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 Alas:
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 Alas of Indonesia

Just so, I tell you, there will be more joy in heaven over one sinner who repents than over ninety-nine righteous persons who need no repentance.
readLuke 15:7

Pray that God will convict the lost of their sin, give them an urgency to run to Him for forgiveness, and feel His welcoming arms around them when they turn to Him.

For there is one God, and there is one mediator between God and men, the man Christ Jesus, who gave himself as a ransom for all, which is the testimony given at the proper time.
read1 Timothy 2:5-6

Pray for the truth about Jesus Christ to spread among the lost so that many will accept His ransom for their sin and experience freedom in a relationship with Him.

It will be said on that day, “Behold, this is our God; we have waited for him, that he might save us. This is the LORD; we have waited for him; let us be glad and rejoice in his salvation.”
readIsaiah 25:9

Pray that as people place their faith in Christ, they will proclaim and rejoice in His salvation.

Finally, brothers, pray for us, that the word of the Lord may speed ahead and be honored, as happened among you, and that we may be delivered from wicked and evil men. For not all have faith. But the Lord is faithful. He will establish you and guard you against the evil one.
read2 Thessalonians 3:1-3

Pray that the Word of God will spread throughout this people group and be honored. Ask God to establish His people and guard them from the evil one, testifying to this whole people group of His great faithfulness.

Alas Across Countries (ROP3 - 100215) 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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