St. Mary Catholic Church

Mchenry, Illinois

Address

1401 N Richmond Rd

Denomination

Catholic

Phone

(815) 385-0024

Email

janehertel@att.net, seanmichaelhaley@gmail.com, faithformation@stmarymchenryil.org

Services

Last updated September 2026

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1,000-5,000

estimated members

This is likely one of 17 Catholic congregations in McHenry County, IL. Catholic accounts for 67% of the county's 153 congregations.

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

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