The average rate for a 30-year fixed mortgage fell to 4.58 percent in the Bay State last week, from 4.7 percent the prior week, according to online mortgage tracker Zillow.

Nationwide, the average mortgage rate was also 4.58 percent, down from 4.67 percent at the same time a week earlier. This is the lowest rate recorded since Zillow Mortgage Marketplace launched in April 2008, according to Zillow.

Mortgage rates in New York were the lowest, with rates dropping to 4.51 percent, from 4.59 percent a week earlier.