Mortgage Rates in Big Sky, Montana — March 2026
Updated March 2026 | Based on Big Sky market data and regional lending conditions
Big Sky is a smaller Montana community of 32,624 where the housing market reflects local economic conditions. The current 30-year fixed rate here is 6.67% (0.02% above the national average). The median home price of $280,000 translates to roughly $1,656/month with 20% down — requiring an income of about $70,971, which exceeds the local median of $64,500.
Current Mortgage Rates in Big Sky, MT
Below are the current average mortgage rates available in the Big Sky area as of March 2026. Rates vary by lender, credit score, and loan-to-value ratio. Use our free calculator above to see your personalized estimate.
| Loan Type | Rate | National Avg | Difference |
|---|---|---|---|
| 30-Year Fixed | 6.67% | 6.65% | +0.02% |
| 15-Year Fixed | 5.92% | 5.89% | +0.03% |
| 5/1 ARM | 6.2% | 6.15% | +0.05% |
| FHA | 6.46% | 6.25% | +0.21% |
| VA | 6.21% | 6.05% | +0.16% |
| Jumbo | 6.92% | 6.85% | +0.07% |
Big Sky Housing Market Overview
At $280,000, Big Sky offers more affordable housing than most U.S. metros. The local cost of living index is 100.1 (100 = national average), and the median household income of $64,500 still requires careful budgeting at current rate levels.
Monthly Payment Breakdown for Big Sky
Based on the median home price of $280,000 with 20% down ($56,000), here is what you can expect to pay monthly in Big Sky:
15-Year vs. 30-Year Mortgage in Big Sky
Choosing a 15-year mortgage in Big Sky at 5.92% instead of a 30-year at 6.67% would save you $180,180 in total interest over the life of the loan. However, your monthly payment would be $1,881 instead of $1,441 — an increase of $440 per month.
Calculate Your Big Sky Mortgage Payment
Use our free calculator to get a personalized estimate based on your loan amount, interest rate, and term.
Open Free CalculatorFrequently Asked Questions About Mortgages in Big Sky
What are the current mortgage rates in Big Sky, MT?
As of March 2026, the average 30-year fixed mortgage rate in Big Sky, Montana is 6.67%, while the 15-year fixed rate is 5.92%. FHA loans average 6.46% and VA loans 6.21%. These rates are 0.02% above the national average of 6.65%.
How much is a monthly mortgage payment in Big Sky?
Based on the median home price of $280,000 with 20% down, the estimated monthly mortgage payment in Big Sky is $1,441 for principal and interest. Including property taxes of $215/month, the total monthly housing cost is approximately $1,656.
What income do I need to buy a home in Big Sky?
Using the 28% rule, you would need an annual income of approximately $70,971 to afford the median-priced home in Big Sky at $280,000. The median household income in Big Sky is $64,500. This means most households would need to either earn above the median or consider homes below $280,000.
Is Big Sky a good place to buy a home in 2026?
Big Sky has a moderate cost of living with a cost of living index of 100.1 (national average = 100). The property tax rate in Montana is 0.92%, which is near the national average. Big Sky has a population of 32,624 and offers a balanced lifestyle.
Mortgage Rates in Other Montana Cities
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Last updated: March 2026. Rates are approximate averages based on regional lending data for the Big Sky, Montana area. Individual rates may vary by lender, credit score, loan amount, and other factors. Use our free calculator for a personalized estimate.