City Hall Extended Operation Hours
O’Fallon, Illinois – Beginning on April 1, 2024, City Hall will be expanding operation hours to make it... more ››
City Hall Closed on March 29, 2024, for Good Friday
O’Fallon, Illinois - March 25, 2024 – In observance of Good Friday, City Hall will be closed on Friday,... more ››
City Facilities Delayed Opening to Public Until 10 a.m. on January 22, 2024
Due to inclement weather, city facilities will have a delayed opening for the public until 10 a.m. on January 22, 2024. Employees are... more ››
Trash Pickup Delayed One Day for Remainder of the Week
O’Fallon, Illinois – The City’s contracted waste hauler, Waste Management will not be servicing any... more ››
City Hall Closed on December 25, 2023, for Christmas and January 1, 2024 for New Years
O’Fallon, Illinois - December 12, 2023 – In observance of the Christmas and New Year’s holidays, City... more ››
Tree Assessments - December 1, 2023
O’Fallon, Illinois -The city will be conducting tree assessments over the next few weeks. You may see arborists out in... more ››
City Hall Closed on Thursday and Friday, November 23 & 24, 2023 for Thanksgiving
O’Fallon, Illinois - In observance of Thanksgiving, City Hall will be closed on Thursday and Friday, November 23 & 24... more ››
Veterans’ Day Programs - November 11, 2023
O’Fallon, Illinois – Mayor Herb Roach and the O’Fallon City Council encourage the residents of O’Fallon... more ››
Halloween in O’Fallon – October 31, 2023
O’Fallon, Illinois – Trick-or-Treat hours for the City of O’Fallon are from 6 – 9 p.m. on Tuesday,... more ››
Municipal Electrical Aggregation Program Update
O’Fallon, Illinois – The City of O’Fallon participates in the Municipal Electrical Aggregation Program,... more ››
City Meeting Virtual Viewing Changes Beginning October 2nd, 2023
O’Fallon, Illinois – October 2, 2023 – The City of O’Fallon will now be live streaming City Council and Committee meetings on Facebook and... more ››
Simmons Road has Reopened at the Timber Ridge Trace; Simmons Road at Ogles Creek Bridge Remains Closed
Simmons Road has reopened at the Timber Ridge Trace Drive entrance to the Reserves of Timber Ridge subdivision; however Simmons is still... more ››
City Hall Closed on Monday, September 4, 2023 in Observance of Labor Day
O’Fallon, Illinois - August 31, 2023 – In observance of Labor Day, City Hall will be closed on Monday,... more ››
Please Place Waste Containers at Pickup Location the Night Before Scheduled Pick Up Day Between 8/22/2023 – 8/25/2023.
O’Fallon, Illinois – Due to the excessive heat warning currently in effect through 8/24/2023 and the high... more ››
City Hall Parking Lot Sealing 8/18-8/20
O’Fallon, Illinois - August 18, 2023 – The north half of the City Hall parking lot (green section of map... more ››
Annual Water System Treatment Begins on August 11, 2023
O’Fallon, Illinois - August 11, 2023 – On August 11th, 2023, Illinois American Water will begin the... more ››
West Deer Creek Closed To Thru Traffic Begnning Saturday, August 5, 2023
O’Fallon, Illinois - August 4, 2023 – The O’Fallon Public Works Department will be closing West Deer... more ››
Simmons Road closed to Thru Traffic Beginning Monday, July 24, 2023
O’Fallon, Illinois – The O’Fallon Public Works Department will be closing Simmons Road to thru traffic... more ››
O’Fallon Town Hall Meeting – July 19, 2023
O’Fallon, Illinois – A Town Hall Meeting will be held on Wednesday, July 19, 2023, beginning at 6:30 p.m... more ››
Tree/Limb Pickup Included in Waste Management Services
O’Fallon, Illinois – As part of your weekly trash service, yard waste will be collected year-round. Yard... more ››