A student loan that vanishes and then reappears a month later is almost always a servicing transfer or a reporting glitch, and yes, the score swing can be real. A student loan should only permanently drop off your report for a legitimate reason, mainly a payoff or forgiveness (reaching the finish line on Public Service Loan Forgiveness, for example). The disappear-and-return pattern points to the loan being transferred between servicing companies, or a reporting hiccup during a transition like the return to repayment. It is rarely anything you did. On the swing itself: student loans are installment accounts, and installment debt generally moves your score less than revolving accounts like credit cards. But when an account with a long, clean payment history falls off your report, you can lose credit for that history, and a drop of 50 points or more is possible. If a mortgage application is on your near-term horizon, that matters. If it is not, the score tends to recover fairly quickly once the reporting corrects itself. Practical steps: - Pull your report and confirm what is actually showing right now - Contact your loan servicer and ask why the account moved - If it is a genuine reporting error, dispute it with the credit bureaus so it gets fixed If you are planning to apply for a mortgage soon, get ahead of this now rather than discovering the swing mid-application. A corrected report before you apply beats an explanation letter after.