About St. Mary's Catholic Church
St. Mary's Catholic Church is one of the Catholic churches serving the Alton area in Illinois. Visitors can find the church at 519 East 4th Street, Alton. Service times are listed as Friday 4:00 PM; Saturday 4:00 PM; Monday 8:00 AM; Sunday 5:15 PM; visitors are welcome at any service.
The Catholic family of churches has played an enduring role in American faith. The Roman Catholic Church is the largest single Christian denomination in the United States, in full communion with the Bishop of Rome. Catholic parishes celebrate the Mass and the seven sacraments. The tradition traces its modern form to the 1st century. Today the tradition counts approximately 70 million in the U.S.
The church is part of the heart of the Midwest, where Sunday worship remains a defining rhythm of community life. Alton sits within Illinois, whose state capital is Springfield. Whether you live in Alton or are visiting, the church welcomes guests at any service.
More about Catholic churches
Browse all Catholic churches in the USA, or filter by state to see Catholic churches in Illinois. Compare with other Christian traditions in our denomination guide.
Service times
Friday 4:00 PM; Saturday 4:00 PM; Monday 8:00 AM; Sunday 5:15 PM
Always confirm with the church before visiting — service times can change for holidays and seasons.
Location & directions
Frequently asked questions
Where is St. Mary's Catholic Church located?⌄
St. Mary's Catholic Church is located at 519 East 4th Street, Alton, IL 62002.
What denomination is St. Mary's Catholic Church?⌄
St. Mary's Catholic Church stands within the Catholic Churches stream of Christianity. The Roman Catholic Church is the largest single Christian denomination in the United States, in full communion with the Bishop of Rome.
When are services at St. Mary's Catholic Church?⌄
Service times: Friday 4:00 PM; Saturday 4:00 PM; Monday 8:00 AM; Sunday 5:15 PM. We recommend confirming with the church directly before visiting, especially around holidays.
Does St. Mary's Catholic Church have a website?⌄
Yes — the official website is https://stmarysalton.com/.
What is the phone number for St. Mary's Catholic Church?⌄
St. Mary's Catholic Church can be reached at +1-618-465-4284. Call before visiting to confirm service times and any special events.
How do I get to St. Mary's Catholic Church?⌄
St. Mary's Catholic Church is at 519 East 4th Street, Alton, IL. Use the map and directions link on this page to navigate from your current location.
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About this listing
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