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PEOPLE GROUP PROFILE

The Guamanians of United States

The Guamanians of United States, numbering approximately 59,000 people, are No Longer Unreached. They are a people Indigenous to Guam, the largest and southernmost island of the Marianas, an island territory of the United States located in the western Pacific Ocean. They are an Diaspora people in the Micronesian people cluster of the Pacific Islander Peoples affinity bloc. Their primary language is English and their primary religion is Roman Catholicism.

Photo by Google. (2026). Image generated by Gemini 3.1 Flash: Guamanian

Fast Facts:

Affinity Group: Pacific Islander Peoples
Country: United States
People Cluster: Micronesian
Primary Language(s): English (eng)
Primary Religion(s): Roman Catholicism
Population: 59,000
Strategic Progress Index (SPI): No Longer Unreached
Global Status of Evangelical Christianity (GSEC): 2% or Greater but Less than 5% Evangelical
People Group ID: PG043254
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Pray for the Guamanians 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.

Pray Now!
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Dig Deeper (Religion):

Primary Religion: Roman Catholicism
Religious Affiliation: Christianity

83%
%
Roman Catholicism Adherents

Dig Deeper (Language):

Primary Language: English
Language Family:

100%
%
English Speakers

Media Resources in English:

Films:

Provided by the Jesus Film Project

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Bible Resources in English:

Provided by Faith Comes by Hearing

Or check out the English bible at Bible.com

Linked from YouVersion

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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): Marginally Reached People Group, (LPI: 4), 3% to 6% 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 Guamanians:
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 Guamanians 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 Guamanians:
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 Guamanians 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 Guamanians:
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 Guamanians of United States

But Jesus said, "Let the little children come to me and do not hinder them, for to such belongs the kingdom of heaven"
readMatthew 9:14

Pray that those who are spiritually dead will recognize their need for spiritual nourishment and turn to the One who offers true fulfillment.

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.

Through him we have also obtained access by faith into this grace in which we stand, and we rejoice in hope of the glory of God.
readRomans 5:2

Pray that as people place their faith in Christ, they will rejoice in the hope of glory and be in awe of God's mercy that gives them access to Him through faith.

I will give thanks to you, O Lord, among the peoples; I will sing praises to you among the nations.
readPsalm 57:9

Pray that God will raise up believers among them who will boldly go and share the gospel with people nearby and with those far away.

Guamanian Across Countries (ROP3 - 103499) 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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