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NOTICE - Updated 3/26/2020

Due to the continued health concerns raised by the COVID-19 virus the Lyon County Government Center, Public Works and the landfill will be closed to the public effective 03/30/2020 – 4/10/2020. 
Auditor/Treasurer - 507-537-6724
Driver’s License - 507-537-6727
Recorder, Birth, Death, Marriage - 507-537-6722
Assessor - 507-537-6731
Court Administration - 507-537-6734
Probation - 507-537-6746
Veteran’s Services - 507-537-6729
Human Resources, Administration - 507-537-6961
Passports - 507-532-1339
Environmental (including Household Hazardous Waste and mattress recycling)   - 507-532-8210
Landfill - 507-865-4615
Lyon County Soil & Water Conservation District - 507-532-8207 Ext. 3
Highway - 507-532-8205
Residents may also contact county staff by email. Email addresses are listed on the county website at www.lyonco.org/departments. We apologize for any inconvenience that that this may cause, and we thank you for your understanding.  These precautions are necessary to ensure the safety of our employees and to slow the spread of the virus.  For more information about COVID-19 and how to prevent the spread of the virus, please visit www.cdc.gov or www.health.state.mn.us.
Further updates will be posted to our website https://www.lyonco.org and Facebook page as they become available.

Lyon County operates a Geographic Information System (GIS) to provide current and accurate geospatial (map) information to County departments, the general public and other entities. We seek to ensure that Lyon County residents and decision makers have access to geographic information that is complete, timely, accurate, and reliable. We promote the use of GIS and related technologies to more effectively and efficiently address problems, develop plans, and manage the natural, cultural, economic, and infrastructure resources of the county. Lyon County is implementing GIS to streamline county operations and to make County data and records available to the citizens of Lyon County. GIS Department Responsibilities:

  • Maintain and create geospatial information
  • Maintain Lyon County Parcel data
  • Rural Address assignment and E9-1-1 System maintenance
  • Maintain GIS Interactive Mapping Sites
  • Hard Copy map production
  • Platbook creation and maintenance