Build Your Life   /   Government Services

Supporting residents with responsible leadership.

O’Fallon, IL Government Services.

A Note From the Mayor

The City of O’Fallon is a progressive city that has become the leading destination for families and commerce.  We are proud of our heritage of providing the best quality of life for our residents, the top schools in the region and an open and inviting environment for all.

With over 31,000 residents, we are the epicenter for commerce in the upper east end of St. Louis.  We have a diverse spectrum of businesses including the new healthcare highway, mix of local and national retail businesses, recreation and professional as well nearby Scott Air Force Base.

As Mayor, my door is always open to everyone.  We welcome all to our city and stand ready to work with you.

Herb Roach

Key Stats


Standard and Poor's Bond Rating

Owns & Operates

O'Fallon's key city infrastructure

15+ Years

Balanced Budget

O’Fallon, IL Government Structure

As a Home Rule City, O’Fallon functions as an aldermanic form of government. That means the mayor is elected for a four-year term and is considered the chief executive officer of the city. Two aldermen are elected for the city’s seven wards.

The city administrator is the chief operating officer of the city. When the O’Fallon City Council makes a decision on an ordinance, law or policy, the administrator implements those new initiatives.

The City O’Fallon owns and operates its own water, wastewater and storm water infrastructure, and maintains an AA+ bond rating by Standard & Poor’s. The city has had a balanced budget and revenues that have exceeded expenses for 15 years.

Learn more about services for O’Fallon residents:

Have questions?
The best way to get started is to reach our City Development Office.