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Dewey County, South Dakota Property Taxes (2026)

Dewey County homeowners pay a median property tax of $1,009/year on a median home value of $75,400 — an effective rate of 1.34%, which is above the national median of 1.02%. Dewey County has a population of approximately 5,230.

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Effective Tax Rate

1.34%

Higher than the South Dakota median of 1.08%

Median Home Value

$75,400

Annual Tax Bill

$1,009

~$84/month

Est. Annual Savings

$151

If reduced by 15%

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Dewey County, South Dakota Property Tax Calculator

Enter your address to instantly see if you're overpaying on property taxes. Our tool compares your assessed value against recent comparable sales in Dewey County to estimate your potential savings.

  • Takes less than 2 minutes
  • Uses real Dewey County comparable sales data
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Average Annual Savings

$151

Estimated savings for Dewey County homeowners

Property Tax Rates: Dewey County vs. South Dakota vs. National

Dewey County1.34%
South Dakota Median1.08%
National Median1.02%

Key stat: The effective property tax rate in Dewey County, South Dakota is 1.34%, compared to the South Dakota median of 1.08% and the national median of 1.02%. (Source: U.S. Census Bureau, ACS 5-Year Estimates)

How Dewey County Compares Across South Dakota

See where Dewey County's tax metrics fall relative to all 65 South Dakota counties.

Tax Rate Distribution

Percentile distribution across all South Dakota counties

10th

1.00%

25th

0.95%

Median

1.08%

75th

1.20%

90th

1.00%

Home Value Distribution

Percentile distribution across all South Dakota counties

10th

$93,420

25th

$125,000

Median

$156,500

75th

$207,700

90th

$258,480

Tax Bill Distribution

Percentile distribution across all South Dakota counties

10th

$1,007

25th

$1,373

Median

$1,598

75th

$2,264

90th

$2,745

Dewey County County Director of Equalization Information

Dewey County County Director of Equalization

Assessing Authority

Dewey County Director of Equalization

Appeal Deadline

Varies by county

South Dakota appeal filing deadline

State

South Dakota

How to appeal

Let TaxDrop handle it for you →

How to Appeal Your Property Taxes in Dewey County

If you own property in Dewey County, you have the legal right to appeal your assessed value. Here is the step-by-step process:

1

Review your assessment notice

Check the assessed value from the Dewey County Director of Equalization. Compare it to recent sales of similar homes in your area.

2

File your appeal before the deadline

The South Dakota deadline is Varies by county. Missing this deadline means waiting until the next assessment year.

3

Gather supporting evidence

Compile recent comparable sales, photos of property condition issues, independent appraisals, or any factors that reduce your home's value.

4

Present your case

Attend a hearing or submit your evidence to the County Director of Equalization. Present clear data showing your assessed value is too high.

5

Receive your decision

If successful, your assessed value and tax bill will be reduced. With a median bill of $1,009, even a 10-15% reduction means $101-$151 in annual savings.

Skip the hassle — let TaxDrop handle it

TaxDrop's licensed consultants analyze your property, build your case with comparable sales data, and represent you through the entire appeal process. You pay nothing unless we save you $500 or more.

Start Your Dewey County Appeal →Free Tax Rate Calculator

Property Tax Exemptions in South Dakota

South Dakota homeowners may qualify for exemptions that reduce their taxable value. Common exemptions include:

Homestead Exemption

Available to primary residence owners. Reduces the assessed value used to calculate your tax bill.

Senior/Over-65 Exemption

Additional exemption for homeowners age 65+. May include a tax ceiling that freezes your bill.

Disability Exemption

For homeowners with qualifying disabilities. Similar benefits to the over-65 exemption.

Veteran Exemption

Disabled veterans may receive partial or full exemptions depending on disability rating.

Frequently Asked Questions

What is the property tax rate in Dewey County, South Dakota?
The median effective property tax rate in Dewey County, South Dakota is 1.34%. On a home valued at $75,400, the median annual property tax bill is $1,009. Source: U.S. Census Bureau, ACS 2026.
How much are property taxes in Dewey County?
The median annual property tax bill in Dewey County is $1,009, which works out to approximately $84/month. This is based on the median home value of $75,400 and an effective tax rate of 1.34%.
How do I appeal my property taxes in Dewey County?
To appeal your property taxes in Dewey County, South Dakota, you need to file with the Dewey County Director of Equalization before the deadline of Varies by county. You'll need evidence that your assessed value exceeds your property's market value, such as recent comparable sales. TaxDrop can handle this entire process for you — you pay nothing unless we save you $500 or more.
Is Dewey County a high property tax area?
Dewey County's effective tax rate of 1.34% is above the national median of 1.02%. It's also above the South Dakota median of 1.08%, making it one of the higher-taxed counties in the state.
What is the deadline to appeal property taxes in South Dakota?
The deadline to appeal property taxes in South Dakota is Varies by county. It's important to file before this deadline — missing it means waiting until the next assessment cycle. TaxDrop monitors deadlines and files on your behalf to ensure you never miss the window.
Can TaxDrop help lower my Dewey County property taxes?
Yes. TaxDrop helps homeowners in Dewey County, South Dakota appeal their property tax assessments. We analyze your property, compare it against local comparable sales, and handle the entire appeal process. Our fee is 25% of your savings — and if we don't save you at least $500, you pay nothing.

Nearby Counties

Custer County

Rate: 0.78%

Tax bill: $2,549

Davison County

Rate: 1.24%

Tax bill: $2,361

Day County

Rate: 1.03%

Tax bill: $1,598

Deuel County

Rate: 0.82%

Tax bill: $1,477

Douglas County

Rate: 1.17%

Tax bill: $1,466

Edmunds County

Rate: 0.87%

Tax bill: $1,417

Fall River County

Rate: 1.06%

Tax bill: $1,876

Faulk County

Rate: 0.76%

Tax bill: $946

← View all 65 South Dakota counties

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