Sully County Property Taxes

Sully County, South Dakota

Effective Tax Rate

0.00%

4.9% below state avg

Median Annual Tax

$0

$141/mo escrow

#10 of 65 counties in South Dakota

Estimate Your Tax

$
$50K$2M

Annual Tax

$0

Monthly

$0

Eff. Rate

0.85%

vs. South Dakota Avg4.9% below
vs. National Avg36.9% below

At a Glance

Median Home Value

$198,700

State avg $166,971

Tax w/ Mortgage/yr

$1,813

$151/mo escrow

Tax w/o Mortgage/yr

$1,558

$130/mo

State Tax Rate Rank

#10

of 65 counties (1 = lowest)

Data Story

About Property Taxes in Sully County, South Dakota

Sully offers unusually low tax burden

Sully County's 0.854% effective rate ranks among America's lowest, sitting well below the national median of 1.56%. With a median property tax of just $1,697, Sully homeowners pay 63% of the national median—a significant advantage for property holders.

Sully: South Dakota's tax bargain

At 0.854%, Sully County's rate is 22% below South Dakota's state average of 1.094%, making it the county's most tax-friendly jurisdiction. The median tax of $1,697 falls below the state average of $1,785 despite Sully having a higher median home value of $198,700.

Sully beats all neighboring counties

Sully's 0.854% rate significantly undercuts Spink County (1.311%), Stanley County (1.426%), and Tripp County (0.902%) in the surrounding region. Among all peer counties examined, Sully offers the most attractive tax position for homeowners seeking to minimize property tax burden.

Sully median home: $1,697 yearly tax

A typical Sully County home worth $198,700 carries an annual property tax of $1,697—among the region's lowest. Even with mortgage adjustments, annual taxes reach only $1,813, meaning Sully residents enjoy measurably lower tax obligations than most neighboring areas.

Even low rates benefit from appeals

Sully County homeowners, despite already enjoying below-average tax rates, should still verify their assessments are accurate—overvaluation occurs regardless of county. An assessment appeal could push already-favorable taxes even lower while ensuring fairness in property valuation.

How Sully County Compares

Median Annual Property Tax

Sully County$1,697
South Dakota State Average$1,785
National Average$1,924

Sully County

0.85%

Effective rate

South Dakota Avg

1.07%

Effective rate

National Avg

0.91%

Effective rate

Frequently Asked Questions

What is the property tax rate in Sully County, South Dakota?
The effective property tax rate in Sully County, South Dakota is 0.85%. This rate is calculated by dividing the median property tax payment by the median home value in the county.
How much are property taxes in Sully County?
The median annual property tax payment in Sully County is $1,697. Homeowners with a mortgage pay a median of $1,813, while those without a mortgage pay $1,558.
How does Sully County compare to the South Dakota average?
Sully County's effective tax rate of 0.85% is lower than the South Dakota state average of 1.07%. The median annual property tax in Sully County is $1,697, compared to the state average of $1,785.
What is the median home value in Sully County, South Dakota?
The median home value in Sully County, South Dakota is $198,700, according to U.S. Census Bureau American Community Survey 2019-2023 5-Year Estimates.
Is Sully County a low property tax area in South Dakota?
Yes — Sully County's effective property tax rate of 0.85% is below the South Dakota average of 1.07%. The median annual property tax of $1,697 is also lower the state average of $1,785, making it a relatively affordable area for property taxes.
How does Sully County rank for property taxes in South Dakota?
Sully County ranks #10 out of 65 counties in South Dakota by effective property tax rate (1 = lowest). With a rate of 0.85% and median annual tax of $1,697, it falls in the lower third of counties statewide.

Counties with Similar Tax Rates

Nearby Counties

Other Counties in South Dakota

Data updated: March 2026

Data from U.S. Census Bureau, American Community Survey 2019-2023 5-Year Estimates. Effective tax rate is calculated as median property tax divided by median home value.