As of 2026-10-12, B'nai Israel Congregation tops the list with 3,500 seats.
- #1 B'nai Israel Congregation — 3,500 seats
synagogue in Rockville, Maryland
B'nai Israel Congregation is a Conservative Jewish egalitarian congregation and synagogue, located in Rockville, Maryland, in the United States. B'nai Israel's mission is to study in the Jewish tradition, worship God, commit to social action, and address the needs of the Jewish people locally, in Israel, and worldwide. The congregation consists of 1,200 families. Read more on Wikipedia.
Wikidata - #2 B’nai Reuben Anshe Sfard — 2,000 seats
former synagogue in South Philadelphia (1905-1956)
B'nai Reuben Anshe Sfard is a former Orthodox Jewish congregation and synagogue located in the Queen Village neighborhood of Center City Philadelphia, Pennsylvania, in the United States. The congregation was founded in 1883. In 1904, the congregation constructed a synagogue at 615 S 6th Street near South Street in the city's Jewish quarter. The congregation vacated the synagogue building in 1956. Read more on Wikipedia.
Wikidata - #3 Congregation Sherith Israel — 1,385 seats
synagogue in San Francisco, California
Congregation Sherith Israel is a Reform Jewish congregation and synagogue, located in San Francisco, California, in the United States. Founded in 1851 during California’s Gold Rush period, it is one of the oldest synagogues in the United States. In more modern times, the congregation widely known for its innovative approach to worship and lifecycle celebrations. Listed on the National Register of Historic Places, its historic sanctuary building, completed in 1905, is one of San Francisco's... Read more on Wikipedia.
Wikidata - #4 Temple Emanu-El — 1,370 seats
synagogue in Miami Beach, Florida, U.S.A.
source Wikidata - #5 Temple Sholom — 1,350 seats
reform synagogue in Illinois, United States
Temple Sholom is a Reform Jewish congregation and synagogue located at 3480 North Lake Shore Drive in Chicago, Illinois, in the United States. Founded in 1867, as of 2010 it was one of the oldest and largest congregations in Chicago with over 1,100 member families. Read more on Wikipedia.
Wikidata - #6 Tree of Life – Or L'Simcha Congregation — 1,250 seats
a synagogue in Pittsburgh
Tree of Life – Or L'Simcha Congregation is a Conservative Jewish synagogue in the Squirrel Hill neighborhood of Pittsburgh, Pennsylvania, in the United States. The congregation moved into its present synagogue building in 1953. It merged with Congregation Or L'Simcha in 2010, bringing its membership to 530 families. Read more on Wikipedia.
Wikidata - #7 Beth Hamedrash Hagadol — 1,200 seats
synagogue in Manhattan, New York, United States
Beth Hamedrash Hagodol was an Orthodox Jewish congregation that for over 120 years was located in a historic building at 60–64 Norfolk Street between Grand and Broome Streets on the Lower East Side of Manhattan, New York City. It was the first Eastern European congregation founded in New York City and the oldest Russian Jewish Orthodox congregation in the United States. Read more on Wikipedia.
Wikidata - #8 Congregation B'nai Abraham — 1,000 seats
historic synagogue in Philadelphia, Pennsylvania
Historic Congregation B’nai Abraham, officially B’nai Abraham Chabad, is an Orthodox Jewish congregation and synagogue, located at 523-527 Lombard Street, in the Society Hill neighborhood of the Center City of Philadelphia, Pennsylvania, in the United States. Established as a congregation in 1874 and the current synagogue building completed in 1910, worshipers can access daily, Shabbat, and holy day services in the Ashkenazi rite. B'nai Abraham is home to a Jewish Preschool, as well as... Read more on Wikipedia.
Wikidata - #9 Temple Beth Zion — 1,000 seats
Reform synagogue in Buffalo, New York
Temple Beth Zion is a Reform Jewish synagogue located at 805 Delaware Avenue, in Buffalo, Erie County, New York, in the United States. Founded in 1850, Temple Beth Zion is the largest Jewish congregation in Western New York and one of the oldest and largest Reform congregations in the nation. Originally an Orthodox congregation, TBZ reorganized as a Reform congregation in 1863. Read more on Wikipedia.
Wikidata - #10 Temple Emanu-El — 900 seats
synagogue in Palm Beach, Florida
Temple Emanu-El is a Conservative synagogue centrally located in Palm Beach, Florida, in the United States. The congregation was founded in 1962. Read more on Wikipedia.
Wikidata