The Demta of Indonesia

The Demta of Indonesia, numbering approximately 1,800 people, are No Longer Unreached. They are an indigenous people of Demta District on Papua's north coast, traditionally divided into the Souw, Warry, and Tarpi subgroups. They mostly adhere to Protestantism and Indonesian is their primary language.

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

Fast Facts:

Affinity Group: Pacific Islander Peoples
Country: Indonesia
People Cluster: New Guinea
Primary Language(s): Indonesian (ind)
Primary Religion(s): Protestantism
Population: 1,800
Strategic Progress Index (SPI): No Longer Unreached
Global Status of Evangelical Christianity (GSEC): 10% or Greater Evangelical
People Group ID: PG022906
View on Joshua Project

Pray for the Demta 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

56%
%
Protestantism Adherents

Dig Deeper (Language):

Primary Language: Indonesian
Language Family: Austronesian

90%
%
Indonesian Speakers

Media Resources in Indonesian:

Films:
TitleLink
JESUSView Film
JESUSView Film
MagdalenaView Film
The SaviorView Film

4 films

SPI: No longer Unreached

The Demta 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 Demta:
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 Demta of Indonesia

The sacrifices of God are a broken spirit; a broken and contrite heart, O God, you will not despise.
readPsalm 51:17

Pray that those who want to achieve salvation through their works will be unsettled in their pursuit and that, with a broken spirit and contrite heart, they will trust in Christ.

“Your kingdom come, your will be done, on earth as it is in heaven. Give us this day our daily bread."
readMatthew 6:10-11

As people go about their daily lives, pray they will have the opportunity to encounter Jesus-followers, receive the gospel, and respond with joy. Pray that, as God provides for their daily needs, He will also bring many into His beautiful kingdom.

“The LORD is my portion,” says my soul, “therefore I will hope in him.”
readLamentations 3:24

Pray that as people place their faith in Christ and walk through trials, they will be satisfied with the Lord as their portion and will place all their hope in Him.

And God has appointed in the church first apostles, second prophets, third teachers, then miracles, then gifts of healing, helping, administrating, and various kinds of tongues.
read2 Corinthians 12:28

Ask God to raise up believers who will faithfully proclaim the good news and equip others to do the same.

Demta Across Countries (ROP3 - 102512) 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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