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The Ngalum of Indonesia

The Ngalum of Indonesia, numbering approximately 16,500 people, are No Longer Unreached. They are the largest people of Papua's Bintang Mountains Regency, calling their homeland Ok, meaning water, and farming taro, sweet potato, and yam alongside related Star Mountains peoples like the Kupel and Murop. They mostly adhere to Protestantism and Ngalum is their primary language.

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

Fast Facts:

Affinity Group: Pacific Islander Peoples
Country: Indonesia
People Cluster: New Guinea
Primary Language(s): Ngalum (szb)
Primary Religion(s): Protestantism
Population: 16,500
Strategic Progress Index (SPI): No Longer Unreached
Global Status of Evangelical Christianity (GSEC): 10% or Greater Evangelical
People Group ID: PG023008
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Pray for the Ngalum 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

56%
%
Protestantism Adherents

Dig Deeper (Language):

Primary Language: Ngalum
Language Family: Nuclear Trans New Guinea

100%
%
Ngalum Speakers

Media Resources in Ngalum:

Films:

No film resources are listed for this language.

Provided by the Jesus Film Project

View all resources

Bible Resources in Ngalum:

No Bible resources are listed for this language.

Provided by Faith Comes by Hearing

Or check out the Ngalum bible at Bible.com

Linked from YouVersion

View all resources

SPI: No longer Unreached

The Ngalum 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 Ngalum:
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 Ngalum of Indonesia

How then will they call on him in whom they have not believed? And how are they to believe in him of whom they have never heard? And how are they to hear without someone preaching?
readRomans 10:14

Pray that those who haven't heard will hear the Word of Christ and believe in Him, calling upon the name of the Lord to be saved.

...I have trusted in your steadfast love; my heart shall rejoice in your salvation.
readPsalm 13:5

Ask God to bring many to trust in His unfailing love and cause their hearts to rejoice in His salvation.

Your word is a lamp to my feet and a light to my path.
readPsalm 119:105

Pray that as people place their faith in Christ, they will meditate daily on the Word of God so that, through it, they might have wisdom for the big and small decisions they face every day.

O LORD, who shall sojourn in your tent? Who shall dwell on your holy hill? He who walks blamelessly and does what is right and speaks truth in his heart.
readPsalm 15:1-2

Ask God to send believers who will go and, with integrity, walk blamelessly and do what is right, speaking truth about the Lord with those who need to learn about His redemption plan.

Ngalum Across Countries (ROP3 - 107235) reported in the following countries:

Strategic Progress Index
All

2 people groups

PhotoPeople Group IDNameCountryPopulation ▼Strategic Progress IndexLanguageReligion
NgalumPG010301NgalumPapua New Guinea29,500No Longer UnreachedNgalumProtestantism
NgalumPG023008NgalumIndonesia16,500No Longer UnreachedNgalumProtestantism

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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