Mortgage applications rose 1.6% on a seasonally adjusted basis from a week earlier, according to the Mortgage Bankers Association's weekly survey.
The MBA's report, the Market Composite Index, is a measure of mortgage-loan application volume.
The MBA's Refinance Index rose 2% for the week ending June 19. Refinancings, as a percentage of all mortgage activity, rose to 49% of total applications from 48.5%.
The MBA's Purchase Index rose 1% on an adjusted basis.
The average interest rate for a 30-year fixed-rate mortgage with conforming loan balances fell 3 basis points to 4.19%, while the average interest rate for a 30-year fixed-rate mortgage with jumbo loan balances fell 4 basis points to 4.14%.
The average interest rate for a 30-year fixed-rate mortgage backed by the Federal Housing Administrationfell 4 basis points to 3.96%.