St. Mary’s Oktoberfest 2026 • October 9–11 • Alton, Illinois
Visit & Mass Times

Plan your visit.

Find the address, parking notes, Mass times, and family basics before you head to the grounds.

Aerial view of St. Mary’s Church and the Alton neighborhood
Aerial view of St. Mary’s Church and the Alton neighborhood

Location

St. Mary’s Oktoberfest takes place on the St. Mary’s School grounds in Alton, Illinois.

Festival grounds address:
St. Mary’s School
536 E 3rd St, Alton, IL 62002

Food, beer, and inflatables are located on and around East 3rd Street between Langdon Street and Henry Street.

Masses in church are held at St. Mary’s Catholic Church, 519 East 4th Street.

Open school grounds in Maps

Aerial view of St. Mary’s Church, school grounds, and surrounding streets used during Oktoberfest parking and guest arrival

Parking

Parking is available on surrounding streets. Arrive early for the best spots.

Please avoid parking on Langdon Street on Friday from 1:00 PM to 8:00 PM because of the 5K and 1 Mile Fun Run. Langdon Street will be open again on Saturday and Sunday.

Do not park in the Honke parking lot across from the church. That lot is reserved for the tenants of that building, and cars parked there may be towed.

Honke lot map: do not park here

Mass in the Grass with St. Mary’s parish community

Mass schedule

  • Saturday: Confessions 4:00–5:00 PM
  • Saturday: Vigil Mass 5:15 PM
  • Saturday: Confessions 7:00–8:00 PM
  • Sunday: 6:30 AM and 8:00 AM Mass in church
  • Sunday: 11:00 AM Mass in the Grass at Barth Park, also known as Garfield Park, in church if inclement weather

Mass in the Grass is held at Barth Park, also known as Garfield Park, weather permitting.

Open Barth/Garfield Park in Maps

Family at the St. Mary’s Oktoberfest beer and food area

Family flow

Plan for food, tents, games, music, restrooms, parking, wristbands, and weather. Oktoberfest is outdoors, which means October will do whatever October wants.

Aerial view of St. Mary’s Church and the Alton riverfront

Parish history

St. Mary’s Oktoberfest is rooted in the life of St. Mary’s parish, school, and the Alton community. Learn more about the parish history behind the festival.

Read parish history