O’ Fallon IL Criminal Defense Lawyer

O’Fallon sees its share of arrests, whether near the bustling Vine Street Market, in the downtown district, or around O’Fallon Community Park. If you’ve been charged with a crime in St. Clair County, you need a defense strategy that’s focused and aggressive. An O’Fallon criminal defense lawyer can examine your case and develop a strategy that protects your freedom.

Experienced Criminal Defense Against O’Fallon Criminal Allegations

At The Law Office of Jessica Koester, LLC, we approach every case with a clear strategy and a focus on protecting our clients’ rights. We investigate police conduct, examine the facts, and work to chip away at the prosecution’s case.

Jessica Koester has spent decades defending clients throughout St. Clair County. She builds smart, aggressive defenses designed to resolve their cases without the threat of serious jail or prison time.

Understanding Criminal Charges in O’Fallon

In April 2025, a 35-year-old woman was fatally shot in O’Fallon, and another woman was injured. Though serious incidents like this are rare, O’Fallon still reported 49 violent crimes in 2023, including one murder.

Beyond the human toll, crime carries a financial burden. The projected cost of crime in O’Fallon for 2025 is estimated at $8.24 million, or $237 per resident. These expenses come from policing, emergency services, court proceedings, incarceration, and lost productivity.

Defense Strategies for St. Clair County Cases

The outcome of your criminal case largely depends on the strength of your defense and the effectiveness of your legal strategies. Building a strong defense in St. Clair County starts with challenging how the case was handled from the beginning.

Whether the arrest happened near Belleville, O’Fallon, or East St. Louis, your attorney can review how the stop, search, or questioning took place. If officers violated your rights or collected evidence without a proper warrant, that evidence may be thrown out.

A defense strategy may also involve pointing out weak witness testimony, inconsistent timelines, or a lack of physical evidence. While every case is unique, the primary goal is to create doubt in the prosecution’s case and protect your future.

Why You Should Work With an O’Fallon Criminal Defense Lawyer

Whether your arrest happened near O’Fallon Family Sports Park or after a traffic stop on Highway 50, working with a local criminal defense lawyer gives you a major advantage. An O’Fallon attorney understands how the courts operate in St. Clair County and knows what to expect from local prosecutors. They can build a strong defense and challenge weak evidence to protect your future from serious criminal consequences.

Schedule Your O’Fallon Criminal Defense Consultation Today

Felony charges in St. Clair County can lead to life-altering consequences, including prison time, a permanent criminal record, and the loss of future opportunities. The early steps you take when preparing your defense can greatly influence the eventual outcome of your case.

At The Law Office of Jessica Koester, LLC, we can take the time to understand your charges and craft a strategy tailored to your situation. Contact our office to set up your initial consultation.