Sully County Equalization Department in Sully County, South Dakota

About Sully County Equalization Department

The Sully County Equalization Department, located in Onida, South Dakota, determines the value of all taxable property in Sully County, SD. 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 Sully County property taxes owed by individual taxpayers.

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