Mortgage and refinance rates today, Tuesday, August 18, 2026: Generally higher, yet the 30-year holds
Today, Tuesday, August 18, 2026, mortgage rates are generally higher than they were the previous day, according to the Zillow lender marketplace. However, the 30-year fixed rate has remained mostly unchanged, sitting at 6.53%, a one-basis-point decrease since yesterday. The 15-year fixed loan is at 5.94%, eight basis points higher than it was yesterday. The 5/1 adjustable-rate mortgage (ARM) stands at 6.39%, a 15-basis-point increase from Monday.
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