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Lake County Sheriff Candidate Questionnaire: John Idleburg

Idleburg, a Democrat, shares his views on public safety, staffing, the SAFE-T Act, immigration enforcement and other issues.

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LAKE COUNTY, IL — Lake County Sheriff John Idleburg, a Democrat from Zion, is seeking a third four-year term in the Nov. 3 general election, facing Republican challenger Roman Buchberger.

Idleburg, who has served as sheriff since 2018, previously worked as a Lake County sheriff's deputy and held law enforcement positions with the U.S. Department of Defense and U.S. Treasury Department. He is also a U.S. Marine Corps veteran.

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In his responses to Patch's 2026 candidate questionnaire, Idleburg highlighted his administration's efforts to combat drug trafficking, gun violence and human trafficking while expanding mental health crisis response services. He also discussed his positions on Illinois' SAFE-T Act, cooperation with federal immigration authorities, automated license plate readers and oversight of officer-involved shootings.

Election Day is Tuesday, Nov. 3.

Patch asked candidates running for Lake County sheriff to share their backgrounds, qualifications and positions on issues affecting residents. The following responses were submitted by Idleburg and posted verbatim.

John Idleburg

  • Town of Residence: Zion
  • Position Sought: Lake County Sheriff
  • Party Affiliation: Democrat
  • Family: Wife, 3 children, 8 grandchildren
  • Education: Zion High School, US Marine Corps, College of Lake County, Chicago Police Training Academy, Federal Law Enforcement Acedemy, Department of Defense Graduate, Federal Bureau of Investigation Graduate, Law Enforcement Executive Development Training
  • Occupation: Lake County Sheriff - 2018-present
  • Previous or current elected or appointed office: Appointed to the Zion, IL Zoning Board; elected American Legion Post Commander, Zion Post 865; elected President Illinois Police Association; appointed to Zion Police and Fire Commission; appointed Commissioner to the Lake County Housing Authority; elected Lake County Sheriff; appointed Illinois Training Standards Board; appointed to Illinois Law Enforcement Medal of Honor Committee
  • Campaign website: www.votejohnidleburg.com
  • The single most pressing public safety issue facing Lake County is _______, and this is what I intend to do about it.
  • The most pressing public safety challenge facing Lake County is the growing complexity of crime and the underlying issues that contribute to it, including illegal drugs, gun violence, human trafficking, and how law enforcement responds to those in mental health crisis. Addressing these challenges requires more than arrests. It requires collaboration, prevention, and a coordinated approach to public safety.

    That's why I established the Lake County Criminal Justice Community Council in 2019, which I continue to chair. The council brings together law enforcement leaders, members of the judiciary, elected officials, community organizations, and residents to examine challenges within our criminal justice system and develop meaningful solutions. I've always believed that the best public safety decisions are made when we bring people together, listen to different perspectives, and work toward common goals.

    I also work closely with our local, state, and federal law enforcement partners, as well as legislators, to address emerging public safety concerns, strengthen our laws, and ensure our communities have the resources they need.

    We've demonstrated what these partnerships can accomplish through our Special Investigations Group, which targets drug trafficking, illegal firearms, and human trafficking, and our Crisis Outreach and Support Team, which connects people experiencing mental health crises with appropriate services.

    I have expanded our Crisis Outreach and Support Team (COaST) to have greater reach and partnered with six law enforcement agencies to send a deputy/police officer along with a clinician to mental crisis calls. This allows the team to slow things down and take their time to deescalate, bring the situation to resolution, and offer services to the person experiencing the crisis, along with their family. We've successfully connected over 7,500 people to services since the inception and expansion of COaST.

    Moving forward, I'll continue strengthening these partnerships, investing in proactive enforcement, expanding mental health resources, and advocating for policies that protect our communities. My focus will remain on addressing immediate threats while working collaboratively to prevent future crime and make Lake County safer for everyone.

    I believe the most important distinction is the record of leadership and results I bring to this position. I've spent my career serving others, and for nearly eight years I've had the responsibility of leading the largest law enforcement agency in Lake County.

    When I became Sheriff, I promised to strengthen public safety, rebuild community trust, support our employees, and modernize our operations. I've followed through on those commitments.

    We've expanded our K9 Unit from three dogs to 11, strengthened our Marine Unit, established nationally recognized school safety programs, expanded mental health response services, and made significant improvements to our jail, which recently received national recognition for innovation.

    I also believe a Sheriff must serve everyone, regardless of political affiliation, background, or beliefs. Public safety should never be political. My responsibility is to enforce the law fairly and impartially, protect individual rights, and ensure our deputies, correctional officers, telecommunicators, and all of our staff have the training, resources, and support they need to serve our communities professionally and effectively.

    I'm proud of what we've accomplished, but I don't believe any Sheriff should become complacent. The difference I offer is a demonstrated ability to lead, build partnerships, and deliver meaningful results rather than simply make promises about what I might do.What experience and qualifications prepare you to serve as Lake County sheriff? *Public service has been my life's work. After graduating from Zion-Benton High School, I served our country in the United States Marine Corps, where I learned the importance of discipline, accountability, teamwork, and leadership.

    I began my law enforcement career as a Lake County Sheriff's Deputy before serving with the Great Lakes Police Department and advancing into federal law enforcement. I worked as a Special Investigator with the United States Department of Defense and later as a Special Agent with the United States Treasury Department. Those experiences gave me extensive training in criminal investigations, organizational leadership, and working collaboratively across agencies.

    Since becoming Sheriff in 2018, I've had the privilege of leading more than 500 sworn and civilian personnel responsible for patrol operations, criminal investigations, corrections, court security, and numerous specialized public safety services.

    Perhaps equally important, Lake County is my home. I've spent decades living, working, volunteering, and raising my family here. I understand our communities, the challenges they face, and the importance of having a Sheriff who is accessible and accountable to the people he serves.

    My qualifications are rooted not only in my law enforcement experience, but also in the relationships I've built and the results our organization has achieved under my leadership.

    I am incredibly proud of how far the Lake County Sheriff's Office has come, but I also recognize that public safety is constantly evolving. Our responsibility is to evolve with it. We have an incredible team who works so diligently every day to collaborate and keep our community safe.

    Over the past eight years, we've made tremendous strides in modernizing our operations, strengthening training, expanding specialized services, and building community partnerships. I want to continue that momentum while identifying opportunities to become even more effective.

    A major priority will be our continued expansion our proactive efforts to combat drug trafficking, gun violence, human trafficking, and crimes against children. I also want to continue strengthening our school safety initiatives and the nationally recognized programs that connect our deputies with the communities they serve.

    Mental health will remain a significant focus. Our COaST program has demonstrated the value of pairing law enforcement with mental health professionals, and I want to build upon that success.

    I also intend to continue improving our correctional facility, particularly programs that provide incarcerated individuals with education, vocational training, addiction treatment, and opportunities to successfully reenter society. Our jail recently received a national innovation award, and I want us to continue setting a high standard. We are working with the county board to start the process of an entire jail modernization project.

    Finally, I'll continue prioritizing the well-being, training, and professional development of our employees. The men and women of the Sheriff's Office are our greatest asset, and investing in them is an investment in the safety of Lake County.

    My goal is continuing to improve an organization that our residents can trust and ensure our incredible employees have all of the tools and resources they need to be safe, keep the community safe, and for their wellbeing.

    As Sheriff, I recognize that every dollar entrusted to our office comes from the hardworking taxpayers of Lake County. My responsibility is to ensure we're providing the highest level of public safety while being thoughtful, transparent, and responsible with those resources, which is why adhering to the budget is crucial.

    Public safety is a fundamental responsibility of government, and adequate staffing is essential. We cannot compromise the safety of our residents, our deputies, our correctional officers, or any of our staff simply to achieve short-term savings. At the same time, I firmly believe that responsible budgeting requires continually evaluating how we operate and identifying opportunities to do more with the resources available.

    Throughout my administration, we've pursued grants, federal resources, and partnerships that allow us to strengthen public safety without placing the entire financial burden on local taxpayers. Our Special Investigations Group benefits from federal funding, and we've worked with community organizations and private partners to obtain critical equipment and resources. Our collaborative efforts with Special Investigations, SWAT, COaST, and other programs to pool resources and equipment saves tax payer dollars and maximizes operational efficiency.

    I also believe investing in prevention makes financial sense. Programs that help individuals experiencing mental health crises, reduce repeat offenses, and prepare incarcerated individuals to successfully reenter society can reduce future demands on the criminal justice system.

    I'll continue working collaboratively with the County Board to evaluate staffing needs, pursue outside funding, invest in effective technology, and make responsible spending decisions.

    My commitment is simple: Lake County residents deserve both a safe community and a government that respects their tax dollars. I believe we can deliver both.

    I believe the SAFE-T Act has brought positive changes, particularly in strengthening law enforcement accountability and making pretrial detention decisions less dependent on a person's financial circumstances. Individuals who can afford bail can no longer be set free when they've committed violent crimes.

    I've also been clear from the beginning that certain provisions needed improvement. When the legislation was first introduced, I worked directly with our legislators to address concerns about its potential impact on law enforcement and public safety.

    The elimination of cash bail has changed how our criminal justice system operates, but it has not eliminated accountability or the ability of courts to detain individuals who meet the legal criteria. It has required adjustments by law enforcement, prosecutors, the courts, and our correctional facility.

    I believe the law should continue to be evaluated using actual data and the experiences of those working within the criminal justice system. When changes are needed to better protect victims, support law enforcement, or improve public safety, I'll continue working with our legislators to address them.

    Automated license plate readers are an incredibly powerful investigative tool. We've used this technology to help solve crimes ranging from property crimes and vehicle thefts to kidnappings and murders. But with any powerful law enforcement tool comes an equally significant responsibility to ensure it's used appropriately.

    That's why we've established a very restrictive policy governing its use, with strict limitations on who can access the system and for what purposes. We require a legitimate law enforcement reason for searches, maintain detailed records of system activity, and conduct regular audits to ensure compliance. We also have safeguards in place to protect the information from unauthorized access and misuse.

    I'm a firm believer in accountability. Just as with any other law enforcement database or investigative system, anyone who abuses this technology must be held accountable. Depending on the circumstances, that can include discipline up to termination and criminal prosecution.

    I understand and respect concerns about privacy and government surveillance. Those concerns deserve serious consideration, not dismissal. My position is that we can embrace technology that helps us solve serious crimes and protect victims while maintaining strict oversight, transparency, and accountability. The two are not mutually exclusive. But, it's important we are always listening to the community and ensuring we have conversations, and are transparent about what we are doing. The community puts their trust in us, and we must always listen to the community.

    The fentanyl crisis has devastated families across our country, including right here in Lake County. My approach focuses on aggressively targeting those who profit from trafficking these deadly drugs while recognizing that people struggling with addiction also need access to treatment and recovery resources.

    Our Special Investigations Group works closely with local and federal law enforcement partners to identify and dismantle drug trafficking organizations. In the past 8-years, this team conducted hundreds criminal investigations and arrested hundreds individuals involved in drug, gun, and human trafficking, while seizing more than $50 million in illegal drugs, including pounds of deadly fentanyl.

    But enforcement alone isn't the answer. We continue working with public health professionals, the Lake County Coroner's Office, treatment providers, and community organizations to expand awareness, prevention, and access to recovery services.

    My commitment is to hold drug traffickers accountable, prevent overdose deaths, and help individuals and families affected by addiction find a path toward recovery.

    My responsibility as Sheriff is to enforce Illinois law, protect the people of Lake County, and ensure everyone is treated fairly and respectfully.

    Illinois law clearly defines the role of local law enforcement in federal civil immigration matters through the TRUST Act and other applicable laws. The bottom line is that we cannot and do not arrest or detain individuals solely based on requests or immigration detainers issued by federal immigration authorities. We act when there is appropriate legal authority, such as a criminal warrant issued by a judge or magistrate, rather than an administrative immigration request.

    Our deputies have an important responsibility to protect Lake County residents, investigate crimes, and respond to emergencies. We do not have the resources or legal authority to take on federal civil immigration enforcement, nor do I believe that's the role our community expects of its local law enforcement officers. Maintaining public trust is essential, and everyone should feel comfortable reporting crimes, cooperating with investigations, and seeking help when they need it.

    I've always believed that public safety depends on trust. Victims and witnesses must feel comfortable contacting law enforcement without fear that doing so will subject them to

    immigration enforcement. When people are afraid to report crimes or cooperate with investigations, our entire community becomes less safe.

    Federal authorities have their responsibilities, and we have ours. My administration will continue following the law, respecting individual rights, and keeping our focus on protecting everyone who lives, works, or visits Lake County.Lake County uses outside investigators to investigate officer-involved shootings, as required under Illinois law.

  • Do you believe the current process provides enough independence and transparency to the public? What, if anything, would you change about how shootings involving sheriff's deputies are investigated, reviewed and disclosed?
  • I believe the current process provides an important level of independence and accountability. When a deputy is involved in a shooting, the investigation is turned over to the Lake County Major Crime Task Force, where investigators from outside our agency independently examine the circumstances, collect evidence, and determine the facts. Importantly, when one of our members is involved, the Sheriff's Office completely removes itself from the Task Force investigation to ensure there is no conflict of interest or appearance of influence.

    The findings are then reviewed by the Lake County State's Attorney's Office to determine whether criminal charges are warranted. Separately, our office conducts an internal administrative review to determine whether the deputy's actions complied with department policies, procedures, and training.

    Transparency is critical to maintaining public confidence. I've worked hard to increase transparency and improve communication with our community, particularly during critical incidents. We have a responsibility to share accurate information as quickly as circumstances allow, without compromising an active investigation.

    I support the current independent investigative process, and I also believe the public should have access to investigative findings, reports, and other releasable records following the State's Attorney's determination, consistent with applicable law. The community deserves an opportunity to understand what occurred and how conclusions were reached.

    My commitment is to ensure every incident receives a thorough, impartial review, regardless of who is involved. No one should be above accountability, including those entrusted with enforcing the law.

    Lake County is my home, and serving as Sheriff has been one of the greatest honors of my life. I grew up here, raised my family here, and have dedicated my professional life to public service. My experiences in the United States Marine Corps, local law enforcement, and federal law enforcement have shaped how I approach leadership and the responsibility that comes with this office.

    I've always believed that being Sheriff is about much more than enforcing the law. It's about being present in our communities, listening to residents, supporting our employees, building relationships, and treating everyone with dignity and respect.

    I'm especially proud of the men and women of the Sheriff's Office and the work they do every day, often under difficult circumstances. The progress we've made has been possible because of their dedication and the partnerships we've built throughout Lake County.

    I don't believe public safety should be a partisan issue. Whether someone agrees with me politically or not, they deserve a Sheriff who will listen, treat them fairly, and work every day to keep their family and community safe. That has been my approach since taking office, and it will continue to guide my leadership.

    It's been my honor to serve and I hope I've earned the community's trust and support to serve another term as their Lake County Sheriff.

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