This feature layer contains Linn County registered sex offender clusters, i.e., more than one sex offender at a given location. Linn County does NOT maintain this information.See important notes below for methodology and source data.Source Data: State of Iowa Sex Offender Registry. The following SQL clause is used to filter data: County = 'Linn'. Please note, this will sometimes return data that is located outside Linn County boundaries.Point location is derived from the Longitude and Latitude fields in the source data. Points are NOT located based on an address.Feature Layer DetailsUpdate Frequency: Every weekday (Monday - Friday)Feature Class Coordinate System: NAD 1983 (2011) Iowa North State Plane (wkid: 6463)Max Visibility Scale: NoneMin Visibility Scale: 1:288,895Max Features Returned: 5,000Additional ResourcesVisit Linn County, Iowa on the web.Visit Linn County, Iowa GIS on the web.Visit the Linn County, Iowa GIS portal. This site is updated as needed to reflect maps and apps of interest from various departments.Visit the State of Iowa Sex Offender Registry for more information specific to the State sex offender list. Linn County does NOT maintain this information.Contact InformationQuestions Contact the GIS Division by phone at 319.892.5250 or by email.