The Mountain Jews of United States

The Mountain Jews of United States, numbering approximately 10,000 people, are Unengaged and Unreached. They are a Mountain Jewish diaspora community descended from Persian Jewish populations of the eastern Caucasus that preserves its Judeo-Tat language, Jewish traditions, and distinct Caucasian heritage. They mostly adhere to Judaism and Judeo-Tat is their primary language.

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

Fast Facts:

Affinity Group: Jewish Peoples
Country: United States
People Cluster: Jews
Primary Language(s): Judeo-Tat (jdt)
Primary Religion(s): Judaism
Population: 10,000
Strategic Progress Index (SPI): Unengaged and Unreached
Global Status of Evangelical Christianity (GSEC): Less than 2% Evangelical, No Recent CP Activity
People Group ID: PG050377
View on Joshua Project

Pray for the Mountain Jews 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: Judaism
Religious Affiliation: Judaism

—
%
Judaism Adherents

Dig Deeper (Language):

Primary Language: Judeo-Tat
Language Family: Indo-European

60%
%
Judeo-Tat Speakers

Media Resources in Judeo-Tat:

Films:
TitleLink
JESUSView Film

1 film

Bible Resources in Judeo-Tat:

No Bible resources are listed for this language.

Or check out the Judeo-Tat bible at Bible.com

Linked from YouVersion

Explore Lostness and Next Steps

Unengaged and Unreached

Strategic Priority Index (SPI): Unengaged and Unreached (SPI: 0), 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, No Recent CP Activity (GSEC: 1), this people group is less than 2% evangelical, some evangelical resources are available, but there has been no active church planting among them within the past two years

Next steps for the Mountain Jews:
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

Pray specifically for the Mountain Jews of United States

For all the gods of the peoples are worthless idols, but the LORD made the heavens.
readPsalm 96:5

Pray that those who are seeking after worthless idols will not be satisfied until they seek the truth and find it in Christ.

You make known to me the path of life; in your presence there is fullness of joy; at your right hand are pleasures forevermore.
readPsalm 16:11

Pray that God will make a way for His path of life to be revealed to many so that they may come into His presence and experience abundant joy and eternal pleasures at His right hand.

Even though I walk through the valley of the shadow of death, I will fear no evil, for you are with me; your rod and your staff, they comfort me.
readPsalm 23:4

Pray that as people place their faith in Christ, they will trust in the Lord's presence, even in the darkest valleys.

Truly, truly, I say to you, unless a grain of wheat falls into the earth and dies, it remains alone; but if it dies, it bears much fruit.
readJohn 12:24

Pray that God will raise up men and women who are willing to die to their own desires, bearing much fruit for the kingdom among individuals and in places where His gospel has not been proclaimed.

Jew, Mountain Across Countries (ROP3 - 116827) reported in the following countries:

Strategic Progress Index
All

3 people groups

PhotoPeople Group IDName ▲CountryPopulationStrategic Progress IndexLanguageReligion
Caucasian Mountain JewsCaucasian Mountain JewsIsrael87,000Engaged yet UnreachedJudeo-TatJudaism
Mountain JewsMountain JewsRussian Federation11,500Engaged yet UnreachedJudeo-TatJudaism
Mountain JewsMountain JewsUnited States10,000Unengaged and UnreachedJudeo-TatJudaism

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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