The Isabi of Papua New Guinea

The Isabi of Papua New Guinea, numbering approximately 1,000 people, are No Longer Unreached. They are an indigenous ethnic group of Papua New Guinea. They mostly adhere to Protestantism and Isabi is their primary language.

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

Fast Facts:

Affinity Group: Pacific Islander Peoples
Country: Papua New Guinea
People Cluster: New Guinea
Primary Language(s): Isabi (isa)
Primary Religion(s): Protestantism
Population: 1,000
Strategic Progress Index (SPI): No Longer Unreached
Global Status of Evangelical Christianity (GSEC): 10% or Greater Evangelical
People Group ID: PG009989
View on Joshua Project

Pray for the Isabi of Papua New Guinea

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: Protestantism
Religious Affiliation: Christianity

40%
%
Protestantism Adherents

Dig Deeper (Language):

Primary Language: Isabi
Language Family: Nuclear Trans New Guinea

65%
%
Isabi Speakers

Media Resources in Isabi:

Films:

No film resources are listed for this language.

Bible Resources in Isabi:

No Bible resources are listed for this language.

Or check out the Isabi bible at Bible.com

Linked from YouVersion

SPI: No longer Unreached

The Isabi 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 Isabi:
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 Isabi of Papua New Guinea

Put to death therefore what is earthly in you: sexual immorality, impurity, passion, evil desire, and covetousness, which is idolatry. On account of these the wrath of God is coming.
readColossians 3:5-6

Pray for God to have mercy and give those who don't yet know Him the gift of Jesus and His salvation for all who call upon His name.

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.

All the ends of the earth shall remember and turn to the LORD, and all the families of the nations shall worship before you.
readPsalm 22:27

Pray that all families of the nations will worship the Lord in spirit and in truth.

And he said to them, “Truly, I say to you, there is no one who has left house or wife or brothers or parents or children, for the sake of the kingdom of God, who will not receive many times more in this time, and in the age to come eternal life.”
readLuke 18:29-30

Pray that God will raise up people to go and share the gospel and help them trust His promise that anyone who has left those they treasure for the sake of the kingdom of God will receive many times more in this life and in the life to come.

Isabi Across Countries (ROP3 - 104072) reported in the following countries:

Strategic Progress Index
All

1 people group

To download a comprehensive people group list in spreadsheet form, visit our Research Data page.

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