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30-Year Fixed Mortgage Refinance Interest Rates in Great Falls, MT

Explore 30-year fixed mortgage refinance rates in Great Falls, MT over time.

As of Mar 15, 2026
Montana Avg

6.370%6.37%

+0.03% · 1wk
National Avg

6.377%6.38%

+0.03% · 1wk

Timeframe

30 Year Fixed Mortgage Interest Rates

Daily refinance averages provided by the Mortgage Research Center.


Compare mortgage rates in Great Falls, Montana

Showing results for: 30-Year Fixed refinance offers for Single Family or Townhome properties in MT, total loan amount of $228,000.

LenderAPR / RateMonthly Payment
ICB

Rate data provided by RateUpdate.com. Displayed by ICB, a division of Mortgage Research Center, NMLS #1907, Equal Housing Opportunity. Rates and fees are estimates and subject to change without notice. Payments do not include taxes and insurance premiums. Actual payments may be higher. Not all lenders participate in this marketplace. Loan availability and terms may vary by state and lender. Lender offers, including badges like “Lowest APR” or “Lowest Payment,” are based only on results displayed here and may not reflect the absolute lowest offer available in the market. Rate and product details


When Should I Refinance to 30-Year Fixed in Great Falls?

In Great Falls's hot market with 13.4% annual appreciation, refinance when you can reduce your rate by 0.75%+ or access equity. If you purchased 2-3 years ago, rapid appreciation likely built substantial equity. Refinancing a $149,040 loan (80% of Great Falls's $186,300 median) from 7% to 6% saves $98/month. With closing costs around $3,726, you break even in 38 months. The 30-year term keeps payments low while Great Falls's appreciation builds equity automatically.

Should I Do Cash-Out Refinancing to 30-Year in Great Falls?

With 13.4% appreciation in Great Falls, cash-out refinancing makes sense if you have substantial equity. If your home appreciated from $186,300 to $214,245 over 3 years, you could access up to $22,356 while keeping 20% equity. Popular uses: high-ROI renovations (which compound with Great Falls's growth), investment properties, debt consolidation. Cash-out 30-year rates run 0.25-0.5% higher than rate-and-term, but the extended term keeps payments manageable even with a larger loan balance.

How Much Will I Save Refinancing to 30-Year in Great Falls?

Monthly savings depend on your rate reduction. Refinancing $149,040 from 7% to 6% saves $98/month in principal and interest. However, your total PITI payment in Great Falls includes $130/month property tax (at 0.84% of home value). Your actual payment drops from approximately $1,272 to $1,174 total. Over 30 years, you'll save over $35k in interest-plus Great Falls's appreciation builds additional equity.

What Are 30-Year Refinance Closing Costs in Great Falls?

Closing costs in Great Falls typically run 2-3% of your loan amount. On a $149,040 refinance, expect $2,981-$4,471, including appraisal ($400-700), title insurance, lender fees (0.5-1%), and escrow setup. Divide closing costs by monthly savings to find break-even: $3,726 ÷ $98 = 38 months. In hot markets like Great Falls, strong appreciation shortens effective break-even since rising home values increase refinanceable equity over time.

How Does Great Falls's Property Tax Affect 30-Year Refinancing?

Property taxes at 0.84% of Great Falls's home values add $130/month to a median-priced home. When refinancing to a 30-year fixed, your principal/interest payment changes but property tax stays constant. If you're quoted a new rate, calculate P&I savings ($98 in our 7%→6% example), then add back property tax and insurance for true monthly cost. Also remember: as Great Falls homes appreciate 13.4% annually, your assessed value-and thus property tax-may increase over the loan's life.

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15-Year Refinance Rates in Great Falls

Compare 15-year fixed rates and save on total interest


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