Sully County Property Assessor (South Dakota)

Sully County Assessors determine the value of properties and parcels so that the jurisdiction can levy South Dakota property taxes. The Assessor's Office maintains current data on every parcel in the district, including records on Sully County property tax assessments, maps of property lines, and inventories of parcels and structures, as well as the value of all the property in the jurisdiction. Sully County Tax Assessors may also keep records on reassessments for construction or improvements and other on-site inspections. Sully County Assessment Offices provide online access to their property assessment records.

Sully County Equalization Department Onida SD PO Box 265 57564 605-258-2522


Sully County Clerks file documents and preserve a range of municipal records in order to maintain an archive for their South Dakota municipality. These Sully County tax assessment records are open to the public. The Clerk's Office has a number of records on property assessments, including real estate excise taxes, tax liens on properties, and the Sully County property tax assessment formulas. They also keep records on property transactions, deeds, and titles. Sully County Clerks provide online access to their public property tax records, including documents related to property assessments.

Sully County Clerk Onida SD PO Box 188 57564 605-258-2535

Sully County Recorders of Deeds collect public records, primarily documents related to property, and make them available to the South Dakota public. The Office of the Recorder of Deeds maintains records on Sully County property tax assessments, including property and parcel surveys, property tax liens, and property valuations. They also record land transactions within the jurisdiction, including deeds, mortgages, and easements. The Sully County Recorder provides online databases for public records access of property assessments.

Sully County Recorder of Deeds Onida SD PO Box 265 57564 605-258-2331


Sully County Treasurers and Tax Collectors are responsible for the collection of property tax revenue in South Dakota. The Office of the Treasurer and Tax Collector maintains current data on every Sully County parcel , as well as a number of other property tax assessment records. These records include property assessments, defaults on property taxes, lists of sold parcels, and property valuations. The Treasurer and Tax Collector may also maintain information on Sully County property auctions and a property's prior liens or foreclosures. Sully County Treasurers and Tax Collectors provide online databases to access property assessment records.

Sully County Treasurer's Office Onida SD PO Box 265 57564 605-258-2444