The Mountain Jews of United States

The Mountain Jews of United States, numbering approximately 10,000 people, are Unengaged and Unreached. They are described as a diaspora community of Russian Jews in the United States They are an Diaspora people, with Jewish as their ethnic/kinship group and are in the Jews people cluster of the Jewish Peoples. Their primary religion is Judaism. They primarily speak Judeo-Tat.

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 Active 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

%

Dig Deeper (Language):

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

60%
%

Media Resources in Judeo-Tat:

Films:

No language code (ROL) found for this post.

Bible Resources in Judeo-Tat:

The filter value is not set for this post.

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 Active 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

SPI: Unreached yet Engaged

The Mountain Jews 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 Mountain Jews:
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 Mountain Jews 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 Mountain Jews:
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 Mountain Jews of United States

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.

And he made from one man every nation of mankind to live on all the face of the earth, having determined allotted periods and the boundaries of their dwelling place, that they should seek God, and perhaps feel their way toward him and find him. Yet he is actually not far from each one of us.
readActs 17:26-27

Pray that the lost will seek God and find Him, for He is not far from each one of us. Pray that they will have opportunities to access the gospel, learn God's purpose for their lives, and believe in Him.

Therefore, as you received Christ Jesus the Lord, so walk in him, rooted and built up in him and established in the faith, just as you were taught, abounding in thanksgiving.
readColossians 2:6-7

Pray that as people place their faith in Christ, they will be rooted and built up in Him, abounding in thanksgiving for the grace and mercy He has shown them.

For as we share abundantly in Christ’s sufferings, so through Christ we share abundantly in comfort too.
read2 Corinthians 1:5

When any who might believe suffer for the sake of the gospel, ask God to deepen their understanding of His grace so that they may share it freely with those who have not received it.

Jew, Mountain Across Countries (ROP3 - 116827) 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.

Scroll to Top