The Nias of Indonesia

The Nias of Indonesia, numbering approximately 1,190,000 people, are No Longer Unreached. They are a dialect of Nias (nia), a language of Indonesia (Sumatra), off west coast of Sumatra, Nias and Batu islands. They are an Indigenous people, in the Batak-Nias of Sumatra people cluster of the Malay Peoples affinity bloc. Their primary religion is Christianity - Protestantism. They primarily speak Nias.

Nias in Indonesia photo
Photo by Google. (2026). Image generated by Gemini 2.5 Flash: Nias

Fast Facts:

Affinity Group: Asian Pacific Rim Peoples
Country: Indonesia
People Cluster: Batak-Nias of Sumatra
Primary Language(s): Nias (nia)
Primary Religion(s): Christianity - Protestantism
Population: 1,190,000
Strategic Progress Index (SPI): No Longer Unreached
Global Status of Evangelical Christianity (GSEC): 10% or Greater Evangelical
People Group ID: PG022523
View on Joshua Project

Pray for the Nias 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: Christianity - Protestantism
Religious Affiliation: Christianity

%
Christianity - Protestant… Adherents

Dig Deeper (Language):

Primary Language: Nias
Language Family: Austronesian

%
Nias Speakers

Media Resources in Nias:

Films:

Bible Resources in Nias:

Or check out the Nias bible resources at Bible.com

Linked from YouVersion

Next steps for the Nias

The Nias are Unengaged and Unreached, 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.

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

Next steps for the Nias

The Nias 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.

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

Next steps for the Nias

The Nias 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.

Empower local believers to begin praying for their own people
Continue gospel seed sowing and church planting among this group
Encourage local leaders to being leading church planting strategy and looking for Unreached and Unengaged groups nearby

Pray specifically for the Nias of Indonesia

We were buried therefore with him by baptism into death, in order that, just as Christ was raised from the dead by the glory of the Father, we too might walk in newness of life.
readRomans 6:4

Pray that those who need to surrender their lives to Christ will confess their sins and trust in Him, being united with Him in His death and resurrection, walking in newness of life.

For my eyes have seen your salvation that you have prepared in the presence of all peoples.
readLuke 2:30

Pray that the lost will see the salvation of God, and that they will trust in Jesus Christ as their Savior and Lord.

And Jesus answered him, "Blessed are you, Simon Bar-Jonah! For flesh and blood has not revealed this to you, but my Father who is in heaven."
readMatthew 16:17

Pray that as people place their faith in Christ, they will abide in Him and have assurance that He is the Christ, the Son of the Living God.

"For as I passed along and observed the objects of your worship, I found also an altar with this inscription: ‘To the unknown god.’ What therefore you worship as unknown, this I proclaim to you."
readActs 17:23

Pray that believers God sends to cross cultures will be sensitive to the spiritual needs of the people they serve, and will proclaim the truth of Christ to them in creative ways that they will understand.

Niassan (ROP3 - 107311) 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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