South Dakota Mortgage Calculator
See your monthly payment on a South Dakota home, including property tax at the state average of 1.14%.
Monthly payment in South Dakota
With 20% down, a 30-year loan at 6.5% and South Dakota's effective property tax of 1.14%:
| Home price | Principal and interest | Property tax | Insurance (est.) | Total per month |
|---|---|---|---|---|
| $250,000 | $1,264 | $238 | $150 | $1,652 |
| $300,000 | $1,517 | $285 | $150 | $1,952 |
| $400,000 | $2,023 | $380 | $150 | $2,553 |
| $500,000 | $2,528 | $475 | $150 | $3,153 |
| $600,000 | $3,034 | $570 | $150 | $3,754 |
The 6.5% rate is an example. Current rates change weekly; see Freddie Mac for the latest average.
Property tax in South Dakota
The effective property tax rate in South Dakota is about 1.14% of a home's value each year. On a $400,000 home that is roughly $4,560 a year or $380 a month. Actual bills depend on county, school district and exemptions.
How South Dakota property tax compares
The average effective property tax rate across states is about 0.99%. South Dakota ranks number 34 of 51 from lowest to highest. States with the closest rates:
| State | Effective rate | Monthly tax on $400,000 |
|---|---|---|
| Maryland | 1% | $333 |
| Alaska | 1.04% | $347 |
| Minnesota | 1.05% | $350 |
| South Dakota | 1.14% | $380 |
| Massachusetts | 1.15% | $383 |
| Maine | 1.19% | $397 |
| Rhode Island | 1.23% | $410 |
15-year or 30-year loan?
| Loan on $320,000 at 6.5% | Monthly principal and interest | Total interest |
|---|---|---|
| 30-year fixed | $2,023 | $408,142 |
| 15-year fixed | $2,788 | $181,758 |
A 15-year loan costs more each month but saves a large amount of interest. Property tax and insurance in South Dakota come on top of either payment.
Frequently asked questions
How much is a $400,000 mortgage payment in South Dakota?
With 20% down at 6.5% for 30 years the payment is about $2,553 a month including estimated tax and insurance.
Sources and method
Page last updated November 2026. See our editorial policy and disclaimer.