Immaculate Heart of Mary Catholic Church
Los Angeles, California
Immaculate Heart of Mary Catholic Church is located in Costa Mesa, California. As a Catholic parish, the church is part of the Roman Catholic tradition, which emphasizes sacramental worship, Eucharistic celebration, and apostolic succession. Visitors to a Catholic church typically encounter a liturgical worship style centered on the Mass, with structured prayers, readings from Scripture, and communion. The parish serves the local community through worship services and the sacraments, including baptism, confirmation, matrimony, and reconciliation. Catholic churches traditionally maintain devotion to Mary and the saints while upholding Catholic doctrine and teachings. The church provides a space for spiritual practice rooted in centuries of Catholic tradition and invites community members to participate in parish life and faith formation activities common to Catholic parishes.
Last updated May 2026
5,000-20,000
estimated members
This is likely one of 54 Catholic congregations in Orange County, CA. Catholic accounts for 60% of the county's 1,499 congregations.
This estimate comes from ARDA 2020 data for churches of this size and denomination in the county.
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