The lock-in effect Among U.S. mortgage borrowers, 96.3% have a mortgage rate below 6%, and they aren’t willing to give it up. The result is the fewest U.S. homes for sale since 2012. 26% have a rate under 3.00% · 70.7% have a rate under 4.00% · 91% have a rate under 5.00% · 96.3% have a rate under 6.00% This doesn’t mean we can’t find that home for you or if you are...