Police say Manchester sex offender registrations rise 10 percent
There were 517 city residents registering in 2013, Manchester police said.
Of those, 125 were on state probation or parole, authorities said.
Authorities conducted 2,273 compliance checks at the homes and workplaces of sex offenders.
Police also tallied 2,139 visits to the police station by sex offenders to report a change in their address and/or employment.