I just refinance my house and this has caused a drop of 51 points from my credit score.... is this to be expected?
You are asking in the wrong forum : https://ttlc.intuit.com/community/credit-score/discussion/02/211
Moved to Credit Score section.
See https://ttlc.intuit.com/community/credit-score/discussion/after-refinancing-home-mortgage/01/1719728