Mason City Police Department

Learn More About Us Mason City, Illinois is a small, friendly community located in Mason County. Known for our rich agricultural roots and close knit charm, our town offers a welcoming atmosphere where neighbors know each other by name. With historic ties, local businesses, and community traditions, Mason City is a place that blends small town values with pride in its heritage. Learn More Government The city operates with elected officials who oversee municipal services, community development, public safety, and local policies. Through our government, we aim to maintain a safe, well-managed, and vibrant community while encouraging citizen engagement and transparency in decision-making. Learn More Resources Mason City offers a variety of helpful resources to keep residents informed and connected. Learn More Permits Whether you’re starting a new building project, or planning renovations permits help keep Mason City safe and compliant with local regulations. Non-emergency: (217) 482-3669. Dial 911 for emergencies.

According to the U.S. Census Bureau (ACS 2023), Mason town, IL has an estimated population of 365.