Corson County, South Dakota Property Taxes

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Property Taxes in Corson County, South Dakota

Median Corson County effective property tax rate: 0.44%, significantly lower than the national median of 1.02%.
Median Corson County home value: $65,358
Median annual Corson County tax bill: $653, $1,747 lower than the national median property tax bill of $2,400.

How are property taxes in Corson County calculated?

Property taxes in Corson County are calculated based on the tax assessed value, which is often lower than the actual market value due to property tax exemptions such as the homestead or senior exemption.

Understanding your county's property tax system, exemptions, and reduction opportunities can lead to significant savings. Whether you live in Corson County or another part of Corson County, knowing local tax details benefits homeowners and investors.

Last Updated April 13, 2026

Corson County, South Dakota Property Tax Bill Calculator

Property Assessed Value

$100,000

$1,500,000

$3,000,000

Median Effective Tax Rate

0.44%

Estimate Property Tax Bill

$288

$267

How Does the Corson County Property Tax Calculator Work?

Use this Corson County property tax calculator to estimate your annual property tax bill. Enter your property's assessed value and our calculator applies Corson County's median effective tax rate of 0.44% to generate your estimate.

Enter your property's estimated assessed value — the figure used for tax purposes, which is typically lower than market value after applicable exemptions. Our calculator uses the median effective rate for a more accurate estimate than the statutory millage rate alone.

Your actual bill may vary based on your specific exemptions, local school district levies, and any special assessment districts that apply to your property. Corson County's median property tax bill is $653, which is lower than the national median property tax bill of $2,400.

For a more precise estimate, scroll down to explore city and ZIP code-level tax rate trends across Corson County.

Property Tax Rates Across Corson County, South Dakota

What Are Effective Property Tax Rates Across Corson County?

Local government entities set tax rates, which vary widely across Corson County. Each year, the county estimates its budget for public services and divides that total by the assessed value of all taxable property within its jurisdiction.

Below, compare Corson County's effective property tax rate to other counties in South Dakota or the U.S. median of 1.02%.

Corson County's median effective rate stands at 0.44%, which is lower than the national median of 1.02%. Within Corson County, the highest rate is found in MC LAUGHLIN at 0.78%, while KELDRON has the lowest at 0.40%.

These variations reflect differences in local school district levies, special assessment districts assessments, and special district bonds — which compound the base county rate.

Property Tax Rates Across Corson County, South Dakota

Source: Ownwell

0.30%

0.54%

0.78%

Our median effective property tax rate (tax bill ÷ assessor's market value) accounts for exemptions and deductions, making it more accurate than the general median tax rate, which is the midpoint of statutory rates before adjustments.

Median Effective Corson County Tax Rate

0.44%

Median Effective South Dakota Tax Rate

1.47%

Median Effective United States Tax Rate

1.02%

Property Tax Rates Across Corson County, South Dakota

City	10th Percentile	25th Percentile	Median Tax Rate	75th Percentile	90th Percentile
Isabel	0.17%	0.29%	0.40%	0.50%	0.57%
Keldron	0.25%	0.32%	0.40%	0.56%	0.73%
Lemmon	0.25%	0.34%	0.42%	0.70%	0.94%
Mc Intosh	0.28%	0.31%	0.42%	0.75%	1.18%
Mc Laughlin	0.25%	0.32%	0.78%	1.17%	1.37%
Meadow	0.30%	0.33%	0.36%	0.42%	0.64%
Morristown	0.25%	0.28%	0.34%	0.42%	0.59%
Timber Lake	0.22%	0.26%	0.30%	0.48%	0.82%
Trail City	0.21%	0.25%	0.32%	0.42%	0.97%
Watauga	0.22%	0.28%	0.41%	0.67%	1.02%
Mobridge	N/A	N/A	N/A	N/A	N/A
Prairie Township	N/A	N/A	N/A	N/A	N/A
Wakpala	N/A	N/A	N/A	N/A	N/A
Walker	N/A	N/A	N/A	N/A	N/A

Source: Ownwell

Property Tax Assessment Values Across Corson County, South Dakota

When examining property taxes in Corson County, understanding the distinction between "market value" and "assessed value" is crucial.

The market value is what a willing buyer would pay to a willing seller in an open and competitive market, often influenced by location, property condition, and economic market trends. Corson County estimates the market value for tax purposes.

The assessed value is the market value minus any applicable exemptions or limits determined by local laws and offerings. The tax assessed value is the figure used to calculate your property taxes or the amount multiplied by your tax rate to get your tax bill.

Assessment notices:

In Corson County, assessment notices are sent in the spring each year. They'll typically reach your mailbox by the middle of March.

Each property owner receives an assessment notice that contains both the market value and assessed value, along with an estimate of your property tax bill. The median tax bill in Corson County is $653, which is well below the national median property tax bill of $2400. Meadow has the highest median home price at $273864, while Lemmon has the lowest median tax bill at $395.

Property Tax Assessment Values Across Corson County, South Dakota

Source: Ownwell

$39,892

$156,878

$273,864

Median Corson County Market Value

$65,358

Median United States Market Value

$235,294

Property Tax Assessment Values Across Corson County, South Dakota

City	10th Percentile	25th Percentile	Median Home Price	75th Percentile	90th Percentile
Isabel	$14,749	$106,977	$218,797	$337,217	$416,868
Keldron	$40,376	$97,462	$243,316	$331,042	$519,706
Lemmon	$22,482	$33,479	$153,782	$240,980	$338,332
Mc Intosh	$49,707	$84,448	$151,200	$228,038	$411,915
Mc Laughlin	$9,411	$17,200	$39,892	$94,899	$369,083
Meadow	$70,911	$157,302	$273,864	$390,318	$513,477
Morristown	$14,484	$24,538	$211,146	$317,774	$439,163
Timber Lake	$35,632	$69,340	$174,910	$299,143	$620,497
Trail City	$16,969	$127,600	$250,071	$391,822	$597,923
Watauga	$6,546	$30,135	$117,342	$287,589	$453,839
Mobridge	N/A	N/A	N/A	N/A	N/A
Prairie Township	N/A	N/A	N/A	N/A	N/A
Wakpala	N/A	N/A	N/A	N/A	N/A
Walker	N/A	N/A	N/A	N/A	N/A

Source: Ownwell

Property Tax Bills Across Corson County, South Dakota

Property tax bills in Corson County are calculated by applying the local tax rate to a home’s assessed value, not its market price alone. The assessed value is based on how local taxing authorities value the property for tax purposes, and that figure is then multiplied by the combined county, school, and other local levies to determine the final bill. For homeowners, this means two similar homes can owe very different amounts if their assessed values or taxing districts differ.

With a median home price of $65,358, Corson County’s property tax bills can vary widely. The 25th percentile tax bill is $334, while the 75th percentile is $1,120 and the 90th percentile is $1,619. That range shows how location and assessment can affect what a homeowner pays each year. Meadow has the highest median tax bill at $1,059, while Lemmon has the lowest at $395.

Property Tax Bills Across Corson County, South Dakota

Source: Ownwell

$395

$727

$1,059

Median Corson County Tax Bill

$653

Median South Dakota Tax Bill

$2,904

Median United States Tax Bill

$2,400

Property Tax Bills Across Corson County, South Dakota

City	10th Percentile	25th Percentile	Median Tax Bill	75th Percentile	90th Percentile
Isabel	$151	$399	$874	$1,117	$1,837
Keldron	$456	$633	$976	$1,399	$2,022
Lemmon	$142	$171	$395	$853	$1,482
Mc Intosh	$299	$579	$902	$1,199	$1,426
Mc Laughlin	$172	$323	$583	$1,010	$1,689
Meadow	$429	$573	$1,059	$1,217	$1,302
Morristown	$257	$620	$1,028	$1,259	$1,885
Timber Lake	$150	$324	$607	$915	$1,691
Trail City	$176	$360	$733	$1,286	$1,561
Watauga	$88	$237	$605	$1,060	$1,401
Mobridge	N/A	N/A	N/A	N/A	N/A
Prairie Township	N/A	N/A	N/A	N/A	N/A
Wakpala	N/A	N/A	N/A	N/A	N/A
Walker	N/A	N/A	N/A	N/A	N/A

Source: Ownwell

Don't miss the deadline to appeal!

Dates
Appeal Deadline	March 12

Links
Corson Tax Assessor
Website	corson.southdakotadirectors.com

Frequently Asked Property Tax Questions in Corson County, South Dakota

How are property taxes calculated in Corson County, South Dakota?

Property taxes in Corson County, South Dakota are calculated by multiplying your property's assessed value by the applicable tax rate set by local taxing authorities. The assessed value is determined by the county assessor and may differ from your property's market value depending on local assessment ratios and exemptions.

How do I appeal my property taxes in Corson County, South Dakota?

To appeal your property taxes in Corson County, South Dakota, you typically need to file a formal protest or appeal with your local appraisal district or assessor's office by the stated deadline. You'll need evidence such as comparable sales, a recent independent appraisal, or documentation of property condition issues. Ownwell can handle this entire process for you.

What property tax exemptions are available in Corson County, South Dakota?

Common property tax exemptions in Corson County, South Dakota include homestead exemptions for primary residences, senior citizen exemptions, veteran exemptions, and disability exemptions. Exemption amounts and eligibility requirements vary by county. Contact your local appraisal district or check Ownwell for details specific to your property.

When are property taxes due in Corson County, South Dakota?

Property tax deadlines in Corson County, South Dakota vary by county but typically include an assessment notice period in spring or early summer, followed by an appeal deadline, and a tax payment due date in the fall or winter. Check with your county assessor's office for specific dates in your area.

How can Ownwell help reduce my property taxes in Corson County, South Dakota?

Ownwell provides professional property tax appeal services in Corson County, South Dakota. Our team analyzes your assessment, gathers evidence, files all paperwork, and represents you at hearings — all with no upfront cost. You only pay a percentage of your savings if we successfully lower your tax bill.