Sex offenders in sioux county. If you know of other agencies providing their own pages, please inform me. Foreclosure Sales. Arends, Ryan. Main Street. It's amazing how many jurisdictions don't have such pages on the Internet when they can be so useful. Lincecum, Christopher. All Offenders. Search Only Incarcerated Offenders. If you have any questions regarding this matter, contact the Lyon County Sheriff's Office.