The Cook County Assessor is an official responsible for determining the value of properties in Cook County, Illinois. This office assesses residential, commercial, and industrial properties to ensure fair taxation. The assessed values help local governments set property tax rates, which fund essential services like schools, public safety, and infrastructure. The Assessor's office also provides information and resources to property owners, including guidance on property tax exemptions and appeals. By maintaining accurate property records and assessments, the Cook County Assessor plays a crucial role in the local economy and community development.