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People group profile · PG023008

The Ngalum of Indonesia

The Ngalum of Indonesia, numbering about 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 are an indigenous people in the New Guinea people cluster of the Pacific Islander Peoples. Their primary religion is Protestantism, and they primarily speak Ngalum.

Pray for the NgalumPrint profile

AI-generated illustration representing the Ngalum people
AI-generated illustration, not a photograph. Photo by Google. (2026). Image generated by Gemini 2.5 Flash: Ngalum

Fast facts

Country
Indonesia
Population
16,500
Affinity group
Asian Pacific Rim Peoples
People cluster
New Guinea
Primary language
Ngalum (szb)
Primary religion
Protestantism
Strategic Progress Index ?
No Longer Unreached
Evangelical
50% or Greater but Less than 75%
GSEC ?
10% or Greater Evangelical
Lostness priority ?
Significantly Reached People Group
Region
South-Eastern Asia, Asia
Location
Papua province: Ok Bon, Ok Sibil, and Ok Tsop valleys

Where they live

Gospel status

The Ngalum are No Longer Unreached, which means 2% or more are evangelical Christians. In GSEC terms, this people group is greater than or equal to 10% evangelical.

  • Congregations exist Yes
  • Church planting in the last two years No Churches Planted

Next steps for the Ngalum

  • Pray for the churches among this group to grow in faithfulness and maturity
  • Equip believers to reach the unreached peoples around them
  • Send out laborers from this people to the nations

Primary religion

Protestantism · Christianity

56% adherents

Primary language

Ngalum · Nuclear Trans New Guinea family

100% speak Ngalum

Gospel resources in Ngalum

  • Bible available, published 2000
  • JESUS Film not available
  • Radio programs not available
  • Gospel recordings available
  • Audio resources available
  • Bible stories not available

Find more at the JESUS Film Project, Bible.com and Faith Comes by Hearing.

Pray for the Ngalum

  1. Ephesians 5:8. Pray that those walking in darkness will turn to the light and live as children of light.
  2. Romans 10:14–15. Ask God to send messengers, so that people can hear, believe and call on the name of the Lord.
  3. Matthew 9:37–38. Ask the Lord of the harvest to send out laborers into his harvest field.
  4. 2 Timothy 2:2. Pray for faithful local leaders who will teach others, so that the church multiplies.

Download a prayer guide

Ngalum in other countries

The same people is also reported in 1 other country.

People groupCountryPopulationStatus
NgalumPapua New Guinea29,500No Longer Unreached

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