The Osage of United States

The Osage of United States, numbering approximately 10,500 people, are No Longer Unreached. They are a federally recognized Native American tribe with historical roots in the Ohio and Mississippi River valley. The Osage migrated westward due to pressure from the Iroquois in the 17th century, eventually settling in northeastern Oklahoma. They are also known as ͘, Ni Okašką. They are an Indigenous people in the North American Indigenous people cluster of the North American Peoples affinity bloc. Their primary language is English and their primary religion is Protestantism.

Photo by OpenAI. (2025). Image generated by ChatGPT: Osage

Fast Facts:

Affinity Group: North American Peoples
Country: United States
People Cluster: North American Indigenous
Primary Language(s): English (eng)
Primary Religion(s): Protestantism
Population: 10,500
Strategic Progress Index (SPI): No Longer Unreached
Global Status of Evangelical Christianity (GSEC): 2% or Greater but Less than 5% Evangelical
People Group ID: PG043583
View on Joshua Project

Pray for the Osage of United States

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

30%
%
Protestantism Adherents

Dig Deeper (Language):

Primary Language: English
Language Family:

100%
%
English Speakers

Bible Resources in English:

Or check out the English bible at Bible.com

Linked from YouVersion

Explore Lostness and Next Steps

Unengaged and Unreached

Strategic Priority Index (SPI): Unengaged and Unreached (SPI: 2), 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): Minimally Reached People Group, (LPI: 3), 2% to 3% Evangelical.
Global Status of Evangelical Christianity (GSEC): 2% or Greater but Less than 5% Evangelical (GSEC: 4), this people group is greater than or equal to 2% evangelical

Next steps for the Osage:
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 Osage 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 Osage:
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 Osage 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 Osage:
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 Osage of United States

If we say we have no sin, we deceive ourselves, and the truth is not in us. If we confess our sins, he is faithful and just to forgive us our sins and to cleanse us from all unrighteousness.
read1 John 1:9

Pray that God, who is faithful and just, will open the eyes of those who are lost and draw them to confess their sins and trust in Him to grant forgiveness.

Simon Peter replied, “You are the Christ, the Son of the living God.”
readMatthew 16:16

Pray that many will see clearly that Jesus is the Christ, the Son of the living God, and put their trust in Him.

Therefore do not throw away your confidence, which has a great reward.
readHebrews 10:35

Pray that as people place their faith in Christ, they will hold unswervingly to their faith and to their confidence in Christ, which has a great reward.

For as in one body we have many members, and the members do not all have the same function, so we, though many, are one body in Christ, and individually members one of another.
readRomans 12:4-5

Ask God to send believers to people in other cultures and to help them use their gifts in harmony with others so that the body of Christ may be built up.

Osage Across Countries (ROP3 - 107693) reported in the following countries:

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

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