The weekly average rate borrowers were quoted on Zillow Mortgage Marketplace for 30-year fixed mortgages increased five basis points last week to 4.67 percent, up from 4.62 percent the week prior, according to the Zillow Mortgage Rate Monitor, compiled by leading real estate Web site Zillow.com®. Rates for 15-year fixed mortgages rose one basis point to 4.20 percent from 4.19 percent, while 5-1 adjustable rate mortgages remained flat at 3.74 percent.

The volume of mortgage requests last week rose 10 percent from the prior week. Of last week's requests, 51 percent were for refinance loans, 48 percent were for purchase loans and 2 percent were for home equity loans. The prior week, 49 percent of requests were for refinance loans, 49 percent were for purchase loans and 2 percent were for home equity loans.

On Monday, rates for 30-year fixed purchase mortgages were higher, with the average rate on Zillow Mortgage Marketplace at 4.74 percent.

Thirty-year fixed mortgage rates varied by state. Ohio mortgage rates and Michigan mortgage rates increased the most, from 4.63 percent to 4.78 percent in Ohio and from 4.60 percent to 4.72 percent in Michigan. New York mortgage rates (4.81%) and Illinois mortgage rates (4.81%) were the highest in the country, while Texas mortgage rates (4.58%), Colorado mortgage rates (4.63%) and Minnesota mortgage rates (4.63%) were the lowest. California mortgage rates were the most requested among all states.