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Welcome to MarinMap

MarinMap is a consortium of public agencies (local governments, special districts) that have joined together to create a Geographic Information System (GIS).  MarinMap agencies cooperate to improve each other's business processes, improve public service and provide a forum for collaborative decision making.  Learn more at “About MarinMap” page.

If this is your first time here and want to lookup geographic information, click on our GIS Applications Page to use special-purpose GIS applications OR use our Map Viewer application.  Click on the Parcel/Address Search tool and enter the address or Property  ID (Assessor parcel number found on your tax bill).


Please email suggestions or ideas to

What's New - Announcements
New GIS Application technology - Tuesday, August 26, 2014
MarinMap has released new versions of public GIS applications featuring HTML5 web browser.  HTML5 works on Smart phones, Tablets or Desktops.  There is an alternative Microsoft Silverlight web browser-based version available with advanced search, query and reporting options on the "GIS Applications" page.
If you want to use the older webADF version until it is removed click Here
MarinMap Mobile
We have web pages tailored to mobile devices.  If you have a QR/Barcode scanner scan this symbol