St. Mary of Vernon Catholic Church

Vernon Hills, Illinois

Address

236 US-45

Denomination

Catholic

Services

Mass

Sat5:00 PM, 6:00 PM
Sun8:00 AM, 9:00 AM, 10:00 AM, 11:00 AM, 12:00 PM, 5:00 PM

Last updated September 2026

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5,000-20,000

estimated members

This is likely one of 23 Catholic congregations in Lake County, IL. Catholic accounts for 61% of the county's 396 congregations.

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

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