The Mortgage Bankers Association said mortgage activity fell 3.7 percent in the week ending Friday.
In the same week, the MBA's index for refinancing activity dropped 4 percent.
The organization said average interest rates for standard 30-year, fixed-rate conforming loans was unchanged at 4.58 percent with average points for 30-year, fixed rate loans dropping from 0.4 to 0.38.
For loans of more than $417,500, called jumbo loans, rates fell from 4.66 percent to 4.64 percent. Points for long-term jumbo loans fell from 0.33 to 0.31.
Average rates for 30-year, fixed rate contracts backed by the Federal Housing Administration rose from 4.28 percent to 4.3 percent with points falling from 0.33 to 0.31.
The average interest rate for 15-year, fixed-rate mortgages rose from 3.63 percent to 3.67 percent. Points rose from 0.35 to 0.4 in the week.
For short-term, adjustable-rate contracts, interest rates rose from 3.3 percent to 3.39 percent with points climbing from 0.34 to 0.36.