In the mid to high 6% range. This is the approximate range for the national average 30-year fixed mortgage rate as of 2026, including Denver. Understanding where this number comes from can help in planning your loan.

The first indicator to look at is the 10-year Treasury yield. The 30-year fixed mortgage tends to move in a similar direction to Treasury yields since it involves long-term financing. When Treasury yields rise, mortgage rates typically follow suit within a few days.

The second factor is the Federal Reserve's interest rates and inflation. Each time the Fed adjusts rates, the market recalculates future prices and financing costs, which in turn affects mortgage rates. This can work favorably, but unexpected inflation announcements can lead to short-term fluctuations in rates.

The third factor is the MBS market. The more demand there is for mortgage-backed securities, which bundle loans, the narrower the spread between mortgage rates and Treasury yields tends to be. This spread can vary over time, meaning that even with the same Treasury yield, mortgage rates can differ.

The 15-year fixed rate tends to be about 0.5 to 0.8 percentage points lower than the 30-year rate, typically falling in the mid to low 5% range. While the monthly payment burden increases, this structure can significantly reduce total interest costs.

ARMs (Adjustable Rate Mortgages) start with an initial rate lower than fixed-rate mortgages. However, after the adjustment period, payments can fluctuate based on benchmark rates, which is advantageous but also introduces uncertainty for long-term holders.

The differences in rates based on credit scores are as follows:

• 760 and above: Lowest rate tier
• 700-759: Average level
• 660-699: Higher than average rate
• Below 620: Approval tends to be more difficult

Increasing the down payment ratio can improve the DTI (debt-to-income) ratio, increasing the chances of receiving favorable terms in rate negotiations. For Korean households, it is advisable to maintain a low credit card utilization rate and refrain from new loans for at least six months before applying for a mortgage. Denver is a region with a steady influx of out-of-state residents, so carefully comparing estimates from different lenders can lead to real savings.