Property tax in Lincoln County, South Dakota
In Lincoln County, the property tax bill comes from the Lincoln County Treasurer's Office. The 2025 taxes bill is paid in 2 installments, and the next one is due October 31, 2026. You can look up and pay the bill on the county's own payment page. Taken from Lincoln County's own pages, checked September 23, 2026.
The median property tax bill in Lincoln County, South Dakota is $3,990 a year, which is about 1.15% of the county's median home value of $348,300. That effective rate is higher than the typical South Dakota county (1.02%) and higher than the national median (0.81%). These are American Community Survey 5-year estimates (2024); your own bill depends on your home's assessed value and any exemptions.
Who sends the property tax bill in Lincoln County, and how do you pay it?
The bill comes from the Lincoln County Treasurer's Office. The value it is based on is set by a separate office, the Lincoln County Director of Equalization, which is who to ask if the value looks wrong. For how to look up and pay the bill, go to the county's own payment information.
South Dakota bills a year behind: the taxes assessed for 2025 are paid in two halves during 2026, due April 30 and October 31. The Lincoln County Director of Equalization values property, but the Treasurer sends the bill and collects the tax. An appeal is about the assessed value, not the tax amount; complaints about tax increases go to the taxing boards at their budget hearings. Online payments go through the county's processor, Catalis GovPay, at $1.50 by e-check or 2.4% (minimum $1.50) by card or PayPal.
When are property taxes due in Lincoln County?
For the 2025 taxes (payable in 2026) bill, Lincoln County splits the bill into 2 payments, the first due April 30, 2026 and the last October 31, 2026. The next one due is the second half, on October 31, 2026. Under state law an unpaid half becomes delinquent the day after its due date (May 1 for the first half, November 1 for the second), and interest of 5/6 of 1% a month, or part of a month, is added on that day and on the first of each month after. Once taxes are delinquent they cannot be paid online; contact the Treasurer's office. A total tax bill of $50 or less must be paid in full by April 30.
| Payment | Due | Note |
|---|---|---|
| First half | April 30, 2026 (passed) | Already past for this cycle. South Dakota taxes are paid the year after they are assessed, so the 2025 taxes are paid in 2026. A mailed payment had to be postmarked by April 30. |
| Second half | October 31, 2026 | October 31, 2026 is a Saturday. State law says that when the last day of October falls on a weekend, the tax is due on the last working day of the month, so a payment made at the Treasurer's office must be received by Friday, October 30, 2026; a mailed payment is on time if postmarked by October 31. Online payments can take three to five business days to process and mailed payments five to seven, so pay early. |
From Lincoln County's published schedule, checked September 23, 2026. If a date falls on a weekend or holiday, the county's own rules on the next business day apply.
Estimate the property tax on a home in Lincoln County
Enter a home's market value for a ballpark at Lincoln County's average effective rate of 1.15% (Census). The real bill depends on the home's assessed value, the millage where it sits and any exemptions.
Estimated property tax: $4,005 / year
Property tax in Lincoln County at a glance
| Measure | Value |
|---|---|
| Median annual property tax | $3,990 |
| Median home value | $348,300 |
| Effective tax rate | 1.15% |
| Typical South Dakota county rate | 1.02% |
| National median county rate | 0.81% |
Effective rate = median real estate taxes paid divided by median home value. Source: U.S. Census Bureau, American Community Survey 5-year estimates.
How does Lincoln County compare in South Dakota?
Among South Dakota's 66 counties, Lincoln County has the 17th highest effective property-tax rate: 16 rank higher and 49 rank lower. That is on the higher side for South Dakota. Nationally, it ranks 819th of 3135 US counties by effective rate. See every South Dakota county ranked.
How much do homeowners in Lincoln County actually pay?
The median is only the middle bill. Across Lincoln County's 19,861 owner-occupied homes, 67.3% pay $3,000 or more a year in property tax, 82.3% pay at least $2,000, and 3.5% pay under $800. Another 1.6% report paying no property tax at all, which usually means an exemption covers the whole bill.
| Annual bill | Homes | Share |
|---|---|---|
| Under $800 | 692 | 3.5% |
| $800 to $1,499 | 1,474 | 7.4% |
| $1,500 to $1,999 | 1,028 | 5.2% |
| $2,000 to $2,999 | 2,975 | 15% |
| $3,000 or more | 13,374 | 67.3% |
| No property tax paid | 318 | 1.6% |
Owners with a mortgage pay a median of $4,060 and owners without one pay $3,821. That is within 10% either way, so in Lincoln County paying off the house does not go with a noticeably different bill. Census table B25103.
How does the Lincoln County property tax bill compare with local incomes?
The median property tax bill of $3,990 is about 3.4% of the median income of Lincoln County homeowner households, $117,264 a year. That compares two middles, so a retiree in a long-held home can pay a far larger share. 71.2% of Lincoln County's occupied homes are lived in by their owners; renters pay property tax too, just folded into rent.
Have property taxes gone up in Lincoln County?
Yes. The median bill went from $3,102 in 2015-2019 to $3,990 in 2020-2024, a 28.6% rise. Over the same span the median home value moved 52.2%, from $228,800 to $348,300. Bills rose more slowly than values, which is what assessment caps and falling millage rates do: the county is taxing a smaller share of each home's worth.
Two Census ACS 5-year periods with no survey years in common, in each period's own dollars. A change counts only if it exceeds the combined 90% margin of error.
Property tax in counties next to Lincoln County
Lincoln County borders 6 counties, 2 of them across the state line.
| County | Effective rate | Median bill | Median home value |
|---|---|---|---|
| Clay County, SD | 1.26% | $2,937 | $232,300 |
| Lincoln County, SD (this county) | 1.15% | $3,990 | $348,300 |
| Minnehaha County, SD | 1.14% | $3,281 | $287,600 |
| Sioux County, IA | 1.12% | $2,801 | $250,100 |
| Union County, SD | 1.1% | $3,317 | $301,100 |
| Turner County, SD | 0.98% | $2,181 | $222,900 |
| Lyon County, IA | 0.87% | $1,995 | $230,000 |
How is a home assessed in Lincoln County?
South Dakota assesses homes at 85% of market value in every county, Lincoln County included. How South Dakota assesses and reappraises homes.
Is there a homestead exemption in Lincoln County?
Not as a dollar amount. A South Dakota home you own and live in gets the owner-occupied classification, which lowers the school general fund levy. File the certificate with the county director of equalization by March 15. That is the South Dakota rule, and it applies in Lincoln County. South Dakota's exemptions and relief programs in full.
Lincoln County does not add relief programs of its own beyond the South Dakota ones (checked September 23, 2026).
How to appeal your Lincoln County property assessment
In Lincoln County you appeal to the Your local (city or township) board of equalization, then the Lincoln County Board of Equalization. The deadline: Appeals of an assessment start with the local board of equalization for your city or township: for 2026, applications were due to the local board clerk by March 12, 2026, with hearings March 16 to 20. A local board decision can be appealed to the Lincoln County Board of Equalization (the County Commission) by filing a notice with the County Auditor; the 2026 deadline was April 7, 2026. The county board's decision can then be appealed either to the state Office of Hearing Examiners by the third Friday in May (May 15, 2026) or to circuit court within 30 days of the decision, but not both. All of the 2026 deadlines have passed; the next cycle starts in March 2027. How to file. Checked September 23, 2026 against the official appeal rules.
How South Dakota's appeal process works, including the next level if the first one turns you down.
South Dakota rules from primary state sources, reviewed September 7, 2026; sources on the South Dakota page.
Work out your own numbers
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How much house can I afford?
Your income, debts and down payment against the 28/36 rule lenders actually use, with Lincoln County's tax rate to hand.
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Mortgage calculator
Monthly payment with principal, interest, tax and insurance, plus what an extra payment saves you.
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South Dakota income tax
Brackets, standard deduction and what South Dakota actually taxes.
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Sales tax in Lincoln County
The other local tax: combined state and local rate for this county.
Sources
- Median real estate taxes paid and median home value for Lincoln County, South Dakota: U.S. Census Bureau, American Community Survey 5-year estimates (2020-2024), tables B25103, B25077, B25102, B25119 and B25003; the five-year comparison uses the 2015-2019 estimates. Neighboring counties: Census county adjacency file.