SDI Productions / Getty Images Mortgage demand surged in the week ending Sept. 5 as borrowers took advantage of a drop in mortgage rates. Key Takeaways Home buyers and refinancers applied for mortgages at the highest level since 2022 as mortgage rates fell to their lowest since last October. Mortgage volume was higher last week than the same time last year as borrowers rushed to take advantage of falling rates. Significant increases were seen in applications for both purchases and refinancing, especi ...