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SD Refinance Rates: FHA, 30Y, 20Y, 15Y, ARMs

Author: Finance Editors

See current South Dakota Refinance fixed rates (30 Year, 20, 15, 10, FHA, VA and Jumbo), variable rates (10 year, 7, 5, 3), Cash Out rates, plus comparisons with national averages and lender types. Refinancing in South Dakota can help lower your monthly payment, shorten your loan term, or tap into equity with a cash-out refinance.

 
Updated: June 3, 2026
 

 
 

South Dakota Refinance Rates –

 

Find community reported rates by South Dakota homeowners (rates are average APR).

 
  Credit Score Satisfaction
 720 - 850690 - 719620 - 689 
Nationally6.54%6.59%6.64%
South Dakota6.68%6.73%6.78%
Credit Unions6.28%6.33%6.48%8.9/10
Online lenders6.38%6.43%6.58%8.4/10
Banks6.68%6.73%6.78%8.1/10
30 year fixed6.68%6.73%6.78%
30 year fixed FHA6.89%6.94%6.99%
30 year fixed VA6.00%6.05%6.10%
30 year fixed Jumbo6.79%7.03%7.22%
20 year fixed6.66%6.71%6.76%
15 year fixed6.02%6.08%6.13%
10 year fixed5.60%5.65%5.70%
3 year ARM3.88%3.93%3.98%
5 year ARM6.98%7.03%7.08%
7 year ARM7.15%7.20%7.25%
10 year ARM6.55%6.60%6.65%
Satisfaction9.3/108.3/108.5/10 

Source: MFP’s Community Home Refinance Rates Survey of South Dakota members in the last 30 days.

 
 
 
 
 
 

Cash Out Refinance Rates in South Dakota –

 

Find community reported cash-out refinance rates by South Dakota homeowners (rates are average APR).

 
  Credit Score 
 720 - 850690 - 719620 - 689
Nationally6.66%6.79%6.91%
South Dakota6.80%6.93%7.05%
Credit Unions6.40%6.53%6.75%
Online lenders6.50%6.63%6.85%
Banks6.80%6.93%7.05%
30 year fixed6.80%6.93%7.05%
30 year fixed FHA7.02%7.14%7.27%
30 year fixed VA6.13%6.25%6.38%
30 year fixed Jumbo6.91%7.04%7.16%
20 year fixed6.79%6.91%7.04%
15 year fixed6.15%6.28%6.40%
10 year fixed5.73%5.85%5.97%
3 year ARM4.00%4.13%4.26%
5 year ARM7.11%7.23%7.36%
7 year ARM7.27%7.40%7.52%
10 year ARM6.68%6.80%6.93%

Source: MFP’s Community Home Refinance Rates Survey of South Dakota members in the last 30 days.

 
 
 
 
 
 

How South Dakota Compares to National Averages

 
  • South Dakota refinance rates (6.68% for best credit scores) are slightly above national averages (national average: 6.54%).
  • Credit unions are more competitive: In South Dakota, credit unions offer 6.53%, banks 6.78%, online lenders 6.63%.
  • Borrower satisfaction: Credit unions 8.7/10, Online lenders 8.4/10, Banks 8.1/10.
 

Refinance Options in South Dakota

 
  • 30-year Fixed: At 6.68% APR for excellent credit, South Dakota's most popular choice for stable long-term payments with predictable monthly costs
  • 30-year Fixed FHA: At 6.89% APR for excellent credit, government-backed programs with competitive terms and flexible qualification requirements
  • 30-year Fixed VA: At 6.00% APR for excellent credit, exclusive to eligible veterans and military members, featuring South Dakota's most competitive rates
  • 30-year Fixed Jumbo: At 6.79% APR for excellent credit, for high-value homes with competitive jumbo mortgage terms
  • 20-year Fixed: At 6.66% APR for excellent credit, a balanced option between shorter and longer terms with moderate payments
  • 15-year Fixed: At 6.02% APR for excellent credit, lower interest rates but higher monthly payments, ideal for building equity faster
  • 10-year Fixed: At 5.60% APR for excellent credit, the shortest fixed-term option with competitive rates for rapid equity building
  • Adjustable-rate mortgages (ARMs): Various terms including 3-year (3.88% APR), 5-year (6.98% APR), 7-year (7.15% APR), and 10-year (6.55% APR) options that start lower but may adjust upward after initial fixed period
 
 
 

Metro Area Rates

 
Metro / City 30-Year Fixed APR 15-Year Fixed APR
Sioux Falls 6.49% 5.92%
Rapid City 6.48% 5.91%
Online lenders 6.18% 5.91%

* APR Rates shown are for borrowers with the best credit scores. Click the city name to see community recommended lenders and ratings

 
 
 
 
 
 

Compare Lenders Rated by South Dakota Homeowners

 

Looking beyond rates, South Dakota homeowners rated their refinance lenders on:

 
  • Ease of application
  • Rates and terms offered
  • Customer support and advice
  • Overall recommendation %
 

See the Best Mortgage Refinance Lenders in South Dakota

 
 
 

FAQs – South Dakota Refinance Rates

 

Are refinance rates lower in South Dakota than the U.S. average?

 

They’re lower. South Dakota averages 6.48% vs 6.60% the national benchmark for top credit scores.

 

What’s the best credit score for refinancing in South Dakota?

 

Borrowers with scores above 720 typically access the lowest rates (around 6.48% for 30-year fixed).

 

Which lenders have the highest satisfaction in South Dakota?

 

Credit unions lead in borrower satisfaction at 8.9/10, followed by online lenders (8.3/10).

 
 
 

More Info for South Dakota Homeowners:

Home Refinance Calculator

South Dakota Best Refinance Lenders from Community recommendations

South Dakota Home Equity Loan & South Dakota HELOC Rates 

Loans Comparison Calculator: Heloc, Cash-Out, Home Equity, Renovation.

South Dakota Best Home Insurance from Community recommendations & Costs

More Resources for South Dakota Homeowners.