Buffalo County, SD property tax
Census ACS 2023 5-year estimates · updated 2026-09-20
The median effective property tax rate in Buffalo County is 0.78%, below the South Dakota median of 1.09% and below the national median of 0.98%. The median homeowner pays $843 a year on a home worth $108,000.
- Effective rate
- 0.78%
- Median annual bill
- $843
- Median home value
- $108,000
- Rank in South Dakota
- 61of 65
Estimated annual bill by home value
| Home value | Estimated bill | Per month |
|---|---|---|
| $200,000 | $1,560 | $130 |
| $300,000 | $2,340 | $195 |
| $400,000 | $3,120 | $260 |
| $500,000 | $3,900 | $325 |
| $750,000 | $5,850 | $488 |
| $1,000,000 | $7,800 | $650 |
Buffalo County compared with South Dakota and the US
| Area | Effective rate | Median bill | Median home value |
|---|---|---|---|
| Buffalo County | 0.78% | $843 | $108,000 |
| South Dakota median | 1.09% | $2,590 | $236,800 |
| United States median | 0.98% | $2,969 | n/a |
Rates and medians: U.S. Census Bureau, ACS 2023 5-year estimates, tables B25103 and B25077. Effective rate is median taxes paid divided by median owner-occupied home value.
Frequently asked questions
What is the property tax rate in Buffalo County, SD?
The median effective property tax rate in Buffalo County is 0.78% of home value, below the South Dakota median of 1.09% and below the national median of 0.98%. The median homeowner pays $843 a year on a median home value of $108,000 (Census ACS 2023 5-year).
How much is property tax on a $400,000 house in Buffalo County?
About $3,120 per year at the county's median effective rate of 0.78%, before exemptions. The exact bill depends on the city, school district and special districts that serve the parcel, so treat this as a planning estimate.
How does Buffalo County compare with the rest of South Dakota?
Buffalo County ranks 61 of 65 South Dakota counties by effective rate. The South Dakota median is 1.09% and the median bill is $2,590.