UW – Needs 1 MMR

1 min. readlast update: 01.06.2026

You have submitted proof of only one valid MMR (Measles, Mumps, Rubella) vaccine, or one Measles and one Mumps vaccine.   

The University of Washington requires proof of either: 

  • 2 valid MMR vaccines 

  • OR 2 Measles and Mumps vaccines 

  • OR, positive results of both Measles and Mumps IgG titers (blood immunity tests) 

 

You must receive a second MMR vaccine OR Measles and Mumps IgG titers (blood immunity test) 28 days or more after your most recent vaccination

NOTE: If one or both of your titer test results is equivocal or negative, you will need to receive a second MMR vaccine to complete the requirement 

You can find more information, including locations to receive vaccines or titers, on the University of Washington website immunity.washington.edu. Please resubmit with proof of your required immunizations.  

Was this article helpful?