For big private loans from on-line lenders equivalent to LendingClub and SoFi , debtors with common credit score scores (630 to 689) can anticipate a fee close to 22%, and people with very bad credit scores (629 and below) can anticipate 27% or more, according to NerdWallet's personal loan calculator A $1,000 mortgage, due in two years at an APR of 20%, will cost you $221.50 in interest.