Church of St. John on the Mountain

New York, New Jersey

Address

379 Mt Harmony Rd

Denomination

Catholic

Last updated May 2026

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1,000-5,000

estimated members

This is likely one of 28 Catholic congregations in Somerset County, NJ. Catholic accounts for 57% of the county's 211 congregations.

This estimate comes from ARDA 2020 data for churches of this size and denomination in the county.

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