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Amharic - አማርኛ | Arabic - عربي
Bengali - বাংলা | Chinese (Simplified) - 中文（简体）
Chinese (Traditional) - 中文（繁體) | French - Français
German - Deutsch | Gujarati - ગુજરાતી
Hindi - हिन्दी | Indonesian - Bahasa Indonesia
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Portugese - Português | Russian - Русский
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PEOPLE GROUP PROFILE

The Batak Toba of Indonesia

The Batak Toba of Indonesia, numbering approximately 3,255,000 people, are No Longer Unreached. They are an Austronesian people of North Sumatra's Lake Toba and Samosir Island whose legendary ancestors descended at the sacred mountain Pusuk Buhit, ruled by twelve priest-kings of the Sisingamangaraja dynasty, remaining outside colonial reach until 1890. They mostly adhere to Protestantism and Batak Toba is their primary language.

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

Fast Facts:

Affinity Group: Malay Peoples
Country: Indonesia
People Cluster: Batak-Nias of Sumatra
Primary Language(s): Batak Toba (bbc)
Primary Religion(s): Protestantism
Population: 3,255,000
Strategic Progress Index (SPI): No Longer Unreached
Global Status of Evangelical Christianity (GSEC): 5% or Greater but Less than 10% Evangelical
People Group ID: PG022486
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Pray for the Batak Toba 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

—
%
Protestantism Adherents

Dig Deeper (Language):

Primary Language: Batak Toba
Language Family: Austronesian

76%
%
Batak Toba Speakers

Media Resources in Batak Toba:

Films:
TitleLink
JESUSView Film

1 film

Provided by the Jesus Film Project

View all resources

Bible Resources in Batak Toba:

Bible Name (Translation)VideoAudioText
Alkitab Batak Toba Formal (revised ed.)✓✓✓

1 entry

Provided by Faith Comes by Hearing

Or check out the Batak Toba bible at Bible.com

Linked from YouVersion

View all resources

SPI: No longer Unreached

The Batak Toba 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 Batak Toba:
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 Batak Toba of Indonesia

For what can be known about God is plain to them, because God has shown it to them.
readRomans 1:19

Pray that God will use testimony of creation to cause those who do not yet know the gospel to long for truth and a relationship with the Author of life.

Worship the LORD in the splendor of holiness; tremble before him, all the earth!
readPsalm 96:9

Pray that many who do not yet know Jesus will come to know Him and worship Him in the splendor of His holiness.

Count it all joy, my brothers, when you meet trials of various kinds, for you know that the testing of your faith produces steadfastness.
readJames 1:2-3

Pray that as people place their faith in Christ, they will consider it pure joy when they face trials of many kinds, trusting in God's promise that the testing of their faith produces perseverance.

May God be gracious to us and bless us and make his face to shine upon us, that your way may be known on earth, your saving power among all nations.
readPsalm 67:1-2

Pray that as God blesses believers from among this people group or from nearby cultures, He will raise them up to share His saving power among the nations.

Batak Toba Across Countries (ROP3 - 101128) reported in the following countries:

Strategic Progress Index
All

1 people group

PhotoPeople Group IDNameCountryPopulation ▼Strategic Progress IndexLanguageReligion
Batak TobaPG022486Batak TobaIndonesia3,255,000No Longer UnreachedBatak TobaProtestantism

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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