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Sully County property tax

We haven’t verified this county yet.

Last verified: not yet verified. Due dates: not yet announced here.

We’ll publish dates, payment instructions and appeal information only after checking official sources. Until then, confirm the dates on your tax bill with your local tax office.

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Not tax or legal advice; confirm with your county.

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Tools for Sully County, SD

Estimated bill

Starts at the county’s Census median: $205,400. Change it to your best estimate.

Estimated annual bill$1,715

Your home value × the county’s Census effective rate; your actual bill may differ.

Official tax information

Census survey, 2020–2024. Rate = median annual taxes ÷ median home value.

Census home value source
0500000US46119|205400|32262

Official source. Last verified 2026-10-24.

Census taxes paid source
0500000US46119|1715|147|1865|157|1569|302

Official source. Last verified 2026-10-24.

Late payment penalty

Not available yet

A complete date-based penalty rule and its matching cutoff have not been verified here.

Check the official information

Exemption savings

Check the exemptions that may fit. A “Yes” does not confirm eligibility; your assessor makes that decision.

Assessment Freeze for the Elderly & Disabled

2026 program: 65+ or Social Security-defined disability; qualifying owner-occupied single-family home, five-year South Dakota residency/ownership unless previously receiving freeze; prior-year occupancy at least 200 days; income limits apply.

Does this describe you?
Possible annual savingsAnswer above

We’ll show the next step for this exemption.

Official eligibility and application

Eligibility source
Be 65 years of age or older or disabled (as defined by the Social Security Act) • Have been an owner of an owner-occupied single-family dwelling and a resident of South Dakota for five years, unless the assessment freeze was received in the previous year; and • Have resided in the home for at least 200 days in the previous calendar year.

Official source. Last verified 2026-10-24.

Estimates are separate. Do not add them together; eligibility, taxing units and restrictions can overlap.

Is my assessment too high?

Use market value, not assessed or taxable value.

Compared with the county medianAt the median

This compares market values only; being above the county median does not establish overassessment.

Official appeal information

Census survey, 2020–2024. Rate = median annual taxes ÷ median home value.

Census home value source
0500000US46119|205400|32262

Official source. Last verified 2026-10-24.

Census taxes paid source
0500000US46119|1715|147|1865|157|1569|302

Official source. Last verified 2026-10-24.

Appeal dates and filing

County appeal deadline: Not yet announced here. Confirm the deadline on your notice with the official office.

County filing instructions have not been verified here.

State guidance: Discuss valuation with the county director of equalization, then appeal to the local Board of Equalization if still disputed.

Official appeal source. Last verified 2026-10-24.

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Compare the same home value in up to four counties.

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    Starts at the county’s Census median: $205,400. Change it to your best estimate.

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    Not tax or legal advice; confirm with your county. How these estimates work.

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