All traditions
Religious movement
19th–20th century

Haredi Judaism

יהדות חרדית

Communities within Orthodoxy that emphasize strict adherence to halacha, intensive Torah study, and a degree of separation from secular culture. Often called 'ultra-Orthodox' in English, though the term is imprecise.

Educational description. This is a carefully reviewed summary, not a ruling. It does not claim that every member of this tradition shares identical beliefs, and it is not normative for any individual or community.

Historical development

Haredi identity consolidated in 19th–20th century Europe and grew strongly in Israel and the diaspora, emphasizing yeshiva learning and community boundaries against secularizing pressures.

Major beliefs & practices

Halacha is binding and primary; Torah study is a central value; secular culture is often approached cautiously to preserve religious life.

Approach to Torah & authority

Decentralized, with community leadership by leading rabbis and roshei yeshiva; the guidance of posekim and communal rebbes is followed closely within each community.

Worship traditions

Traditional liturgy; synagogues organized by community and often by Hasidic court. Strict separation of the sexes is normative.

Institutions

Yeshivot, kollelim, community schools, and charitable networks; tightly organized communities.

Historical scholars & contributions

The Hazon Ish, Rabbi Moshe Feinstein, the Chofetz Chaim, and many community posekim; yeshiva learning is central.

Conversion approaches

Conversion is through a recognized Orthodox beit din with strict requirements; acceptance and recognition are controlled by each community's beit din.

Requirements and recognition vary. Verify directly with the relevant community and its beit din — Beit Ha'Vaad does not convert anyone or guarantee recognition.

Agreement & disagreement

Where they agree

Shares the broader Orthodox commitment to halacha and Torah.

Where they differ

Emphasizes greater separation from secular culture and the centrality of full-time Torah study more than Modern Orthodoxy.

Recommended introductory reading
  • Writings of the Hazon Ish
  • Mishneh Berurah

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Frequently asked

Is Haredi the same as Hasidic?

No. Hasidic communities are within the Haredi world but are defined by their own dynasties and traditions; many Haredi communities are non-Hasidic (Litvishe).