The Sunda of Indonesia

The Sunda of Indonesia, numbering approximately 46,900,000 people, are Engaged yet Unreached. They are described as an ethnolinguistic community of Indonesia They are an Indigenous people, with Sunda as their ethnic/kinship group and are in the Sunda-Betawi of Java people cluster of the Malay Peoples. Their primary religion is Sunni Islam. They primarily speak Sunda.

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

Fast Facts:

Affinity Group: Malay Peoples
Country: Indonesia
People Cluster: Sunda-Betawi of Java
Primary Language(s): Sunda (sun)
Primary Religion(s): Sunni Islam
Population: 46,900,000
Strategic Progress Index (SPI): Engaged yet Unreached
Global Status of Evangelical Christianity (GSEC): Less than 2% Evangelical, Concentrated CP Activity
People Group ID: PG022435
View on Joshua Project

Pray for the Sunda 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: Sunni Islam
Religious Affiliation: Islam

97%
%

Dig Deeper (Language):

Primary Language: Sunda
Language Family: Austronesian

100%
%

Media Resources in Sunda:

Films:

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Bible Resources in Sunda:

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Or check out the Sunda bible at Bible.com

Linked from YouVersion

Explore Lostness and Next Steps

Unengaged and Unreached

Strategic Priority Index (SPI): Unengaged and Unreached (SPI: 1), 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.
Lostness Priority Index (LPI): Frontier Unreached People Group, (LPI: 0), < 0.1% Evangelical.
Global Status of Evangelical Christianity (GSEC): Less than 2% Evangelical, Concentrated CP Activity (GSEC: 2), this people group is less than 2% evangelical but there has been initial or concentrated church planting among them within the past two years

Next steps for the Sunda:
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

SPI: Unreached yet Engaged

The Sunda 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.

Next steps for the Sunda:
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

SPI: No longer Unreached

The Sunda 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 Sunda:
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 Sunda 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.

"Come now, let us reason together, says the LORD: though your sins are like scarlet, they shall be as white as snow; though they are red like crimson, they shall become like wool."
readIsaiah 1:18

Pray that God will make a way for the gospel to reach many through means they can understand and access, that they will receive the good news with joy, and that they will experience complete forgiveness and cleansing from their sin that Jesus offers through His sacrifice.

“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.

The Lord is not slow to fulfill his promise as some count slowness, but is patient toward you, not wishing that any should perish, but that all should reach repentance.
read2 Peter 3:9

Pray that those God sends to cross cultures will patiently endure hardships as they share the gospel, knowing that the Lord is not slow to fulfill His promise.

Sunda Across Countries (ROP3 - 109604) 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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