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CVTGIS Launch Page

Information page for the CVTGIS viewer


The CVTGIS viewer provides access to the latest parcel maps and property data available from Washtenaw County through an interactive map viewer. The viewer shows a variety of property data for the entire county including parcels, aerial photos, topography, schools, and natural features.



Access to the CVTGIS viewer requires a login.  If you have not already received credentials for entry into the site, please contact Nate Arnold at or 734-222-6792 to register. 



Several pre-recorded screencasts have been assembled that will give you a guided tour of the features and functions of the website, available here.    If you have any questions or comments, please email  


Silverlight logo

This site requires Silverlight from Microsoft. Silverlight is a cross-platform plugin that works in all browsers, on a Mac or a PC (Linux coming soon via Moonlight 4). If you do not have Silverlight installed you will receive an installation prompt


To check if you have MS Silverlight installed, go to Control Panel --> Add/Remove Programs, and look for Microsoft Silverlight in the programs listing. If you do not have Silverlight installed do one of the following:


  • IF YOU ARE CONNECTED TO WASHTENAW COUNTY'S DOMAIN -- add Silverlight by going to Control Panel --> Add or Remove Programs --> Add New Programs (on the left-hand side), then find Microsoft Silverlight from the list and click Add.
  • IF YOU ARE OUTSIDE WASHTENAW COUNTY'S DOMAIN -- Please visit to get installation instructions.



The information provided through this mapping application is for informational purposes only and are provided without warranty of any kind, either expressed or implied, including but not limited to, the implied warranties of merchantability and fitness for a particular purpose. The map layers are compiled from a variety of sources and should not be used for site-specific decision making.


***** Iagree to these terms.  Launch the CVTGIS viewer. ***** 


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