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Register as a sex offender

If you are required to register as a sex offender, you must do so annually.

Sex Offender Registry Board


Main office (978) 740-6400

Open M-F 8 a.m.-5 p.m.

The Details

What you need

If you are a sex offender in Massachusetts, you must register with the state sex offender registry every year. Depending on your level, you will need to either mail your registration information to the registry board, or go to your local police department in person to update it.


Name Fee Unit
Registration fee $75 each

How to register

If you are an Unclassified or Level 1 offender, you must mail your completed registration form to the sex offender registry board at:

Sex Offender Registry Board
P.O. Box 4547
Salem, MA 01970

Level 2 and 3 offenders cannot register through the mail.

If you are a Level 2 or 3 offender, you must register your updated information with the police department of your Massachusetts residential address. 

If you do not reside in Massachusetts, register in the city or town police department of your employment, school, or secondary address in Massachusetts.

More info

Sex offenders may be prosecuted for violating the law if they knowingly:

  • Do not verify their registration information
  • Do not provide their current address information
  • Give false information




P.O. Box 4547, Salem, MA 01970


Main office (978) 740-6400

Open M-F 8 a.m.-5 p.m.


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