Online Interactive Map Applications

Please read the following disclaimer.
By using these applications you acknowledge acceptance of the terms and conditions described.

The information on these maps is based on the most current information available to San Joaquin County Geographic Information Systems.  The County of San Joaquin does not warrant its accuracy or suitability for any particular purpose.  The information on these maps is not intended to replace engineering, financial or primary records research. 

District Viewer

The District Viewer application is intended to reveal the various districts that cover an area of interest.  Districts may include such things as School District, Fire District, Supervisorial Districts, Water Districts and other such service-oriented districts.  They may also include General Plan, Zoning and other permitting-related areas.  (Note that property tax information is NOT available through this application - please contact the San Joaquin County Assessor for property tax information.)


Supervisorial District Lookup

Quick single-purpose lookup tool, mobile-friendly.


School District Lookup

Quick single-purpose lookup tool, mobile-friendly.