The Dem of Indonesia

The Dem of Indonesia, numbering approximately 1,600 people, are No Longer Unreached. They are an ethnolinguistic community of Indonesia. They are an Indigenous people in the New Guinea people cluster of the Pacific Islander Peoples affinity bloc. Their primary language is Dem and their primary religion is Protestantism.

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

Fast Facts:

Affinity Group: Pacific Islander Peoples
Country: Indonesia
People Cluster: New Guinea
Primary Language(s): Dem (dem)
Primary Religion(s): Protestantism
Population: 1,600
Strategic Progress Index (SPI): No Longer Unreached
Global Status of Evangelical Christianity (GSEC): 10% or Greater Evangelical
People Group ID: PG022904
View on Joshua Project

Pray for the Dem 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: Protestantism
Religious Affiliation: Christianity

53%
%
Protestantism Adherents

Dig Deeper (Language):

Primary Language: Dem
Language Family:

76%
%
Dem Speakers

Media Resources in Dem:

Films:

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Bible Resources in Dem:

Or check out the Dem bible at Bible.com

Linked from YouVersion

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% 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 Dem:
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 Dem 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 Dem:
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 Dem 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 Dem:
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 Dem of Indonesia

Ah, Lord GOD! It is you who have made the heavens and the earth by your great power and by your outstretched arm! Nothing is too hard for you.
readJerremiah 32:17

Pray that the God who made the heavens and the earth by the power of His outstretched arm, the One who is able to save those who are lost, will show His great love and mercy to those who are walking in darkness.

For if while we were enemies we were reconciled to God by the death of his Son, much more, now that we are reconciled, shall we be saved by his life.
readRomans 5:10

Pray that God will remove obstacles to the gospel so that many will see the hope He offers through the death, burial, and resurrection of His Son, and be transformed from being enemies to being His friends.

My Father, who has given them to me, is greater than all, and no one is able to snatch them out of the Father’s hand.
readJohn 10:29

Pray that as people place their faith in Christ, they will rejoice as they remember that they can never lose their salvation

Jesus said to them again, "Peace be with you. As the Father sends me, even so I am sending you."
readJohn 20:21

Ask God to raise up and send out believers cross-culturally who will go out in His authority and be sustained by His peace as they share the gospel with the lost.

Dem Across Countries (ROP3 - 102509) 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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