Janesville Assessor in Janesville, Wisconsin

About Janesville Assessor

The Janesville Assessor, located in Janesville, Wisconsin, determines the value of all taxable property in Rock County, WI. Taxable property includes land and commercial properties, often referred to as real property or real estate, and fixed assets owned by businesses, often referred to as personal property. Property assessments performed by the Assessor are used to determine the Rock County property taxes owed by individual taxpayers.

• Rock County, WI property tax assessments
• Property tax appeals and reassessments
• Paying property tax bills and due dates
• Property tax rates and tax roll
• Rock County GIS maps, property maps, and plat maps
• Property records and deeds in Rock County