Mortgage Rates in South Dakota — March 2026
Compare current mortgage rates across 13 cities in South Dakota. The average 30-year fixed rate is 6.75%, which is 0.1% above the national average of 6.65%.
South Dakota Housing Highlights
All 13 Cities in South Dakota
| City | 30-Yr Rate | Home Price | Monthly P&I | Population |
|---|---|---|---|---|
| Sioux Falls | 6.73% | $285,000 | $1,476 | 192,517 |
| Rapid City | 6.73% | $295,000 | $1,528 | 77,503 |
| Aberdeen | 6.73% | $215,000 | $1,113 | 28,495 |
| Brookings | 6.73% | $265,000 | $1,372 | 24,194 |
| Watertown | 6.73% | $235,000 | $1,217 | 22,655 |
| Mitchell | 6.73% | $195,000 | $1,010 | 15,660 |
| Yankton | 6.73% | $215,000 | $1,113 | 15,411 |
| Pierre | 6.73% | $235,000 | $1,217 | 14,091 |
| Brandon (SD) | 6.89% | $250,000 | $1,316 | 14,036 |
| Huron | 6.64% | $155,000 | $795 | 13,099 |
| Vermillion | 6.88% | $228,000 | $1,199 | 13,034 |
| Spearfish | 6.79% | $238,000 | $1,240 | 12,193 |
| Box Elder | 6.73% | $215,000 | $1,113 | 11,766 |
South Dakota Mortgage Rates Guide — 2026
South Dakota homebuyers currently see an average 30-year fixed mortgage rate of 6.75%, with median home prices around $232,769. At these rates, the typical monthly mortgage payment (principal and interest with 20% down) is $1,208.
The most affordable city for homebuyers in South Dakota is Huron, where the median home price is $155,000. On the other end, Rapid City has the highest prices at $295,000. Property tax rates across the state average 1.26%.
To comfortably afford a home at the state average price, a household income of approximately $51,771 is recommended, following the standard guideline that housing costs should not exceed 28% of gross income.
Use our free loan calculator to see your exact monthly payments and amortization schedule, or browse individual city pages below for localized rate data and market insights.
Frequently Asked Questions — South Dakota Mortgages
What are current mortgage rates in South Dakota?
As of March 2026, the average 30-year fixed mortgage rate in South Dakota is 6.75% and the 15-year fixed rate averages 5.99%. Rates vary by city, lender, and borrower qualification.
What is the average home price in South Dakota?
The median home price across 13 cities in South Dakota is $232,769. Prices range from $155,000 in Huron to $295,000 in Rapid City.
How much income do I need to buy a house in South Dakota?
Based on the 28% debt-to-income guideline, you would need a household income of approximately $51,771 to comfortably afford the average home in South Dakota. The median household income in the state is approximately $50,698.
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