San Joaquin County G.I.S.
About SJC GIS:
The San Joaquin County Community Development Department established the Geographic Information Systems (GIS) group in 1996. GIS is responsible for maintaining much of the County's map data in electronic form, as well as performing map-based analysis and providing support for other County departments. GIS also provides a wide variety of services to other local and regional agencies both public and private.
Popular Links Here:
District Viewer - interactive map, original version
District Viewer V2 - interactive map, version 2 (work in progress)
Flood Zone Viewer - interactive map
Assessment Map Viewer - static PDF maps
Natural Hazard Disclosure Maps - static PDF maps
Surveyor Land Records - interactive index to access recorded maps
Supervisorial Redistricting 2010 - interactive map / online application
Mock Supervisorial Redistricting 2020 - interactive map / online application
Popular Links Elsewhere:
Redistricting Archive - historical odds-and-ends from prior Supervisorial Redistricting
Six Years Of Foreclosure, prepared 5/17/2013
Timely/Topical/In The News:
8/30/2017 - The Mock Redistricting 2020 online application is available.
1/15/2017 - US Census has released the 2011-2015 ACS 5-Year Estimates:
|San Joaquin County||708,554|
1/29/2014 - US Census has released county-level annual population estimates through 2012, based on the 2010 Census: http://www.census.gov/popest/estimates.html. Synopsis for San Joaquin County for the most current vintage (V2012) as of this writing:
|CENSUS 04/01/2010 POP||685,306|
|ESTIMATES BASE 04/01/2010||685,308|
|POP ESTIMATE 07/01/2010||687,516|
|POP ESTIMATE 07/01/2011||695,626|
|POP ESTIMATE 07/01/2012||702,612|
02/08/2013 - California Department of Finance has released county-level projected populations through 2060: http://www.dof.ca.gov/research/demographic/reports/projections/p-1/. Synopsis for San Joaquin County:
|POP PROJECTION 07/01/2010||686,588|
|POP PROJECTION 07/01/2015||725,884|
|POP PROJECTION 07/01/2020||810,845|
|POP PROJECTION 07/01/2025||905,852|
|POP PROJECTION 07/01/2030||1,004,147|
|POP PROJECTION 07/01/2035||1,110,972|
|POP PROJECTION 07/01/2040||1,213,708|
|POP PROJECTION 07/01/2045||1,299,382|
|POP PROJECTION 07/01/2050||1,379,333|
|POP PROJECTION 07/01/2055||1,459,187|
|POP PROJECTION 07/01/2060||1,538,313|
08/16/2011 - New State-wide political boundaries adopted 08/15/2011, maps available here.
08/03/2011 - New Supervisorial District boundaries adopted 08/02/2011, new map here.
05/30/2011 - The San Joaquin County Supervisorial Redistricting 2010 online application is available.
3/8/2011 - US Census has released PL 94-171 redistricting data for California.
Actual count of total population from Census 2010 for San Joaquin County: 685,306
(representing approximately 21.6% growth over the Census 2000 count of 563,598)
3/7/2011 - US Census has released county-level annual population estimates for 2000-2010: http://www.census.gov/popest/estimates.html, synopsis for San Joaquin County:
|CENSUS 2000 POP||563,598|
|ESTIMATES BASE 2000||563,660|
|POP ESTIMATE 07/2000||568,001|
|POP ESTIMATE 07/2001||590,917|
|POP ESTIMATE 07/2002||608,330|
|POP ESTIMATE 07/2003||625,512|
|POP ESTIMATE 07/2004||640,921|
|POP ESTIMATE 07/2005||654,254|
|POP ESTIMATE 07/2006||659,452|
|POP ESTIMATE 07/2007||664,594|
|POP ESTIMATE 07/2008||668,022|
|POP ESTIMATE 07/2009||673,795|
|POP ESTIMATE 04/2010||681,063|
|POP ESTIMATE 07/2010||683,494|
12/29/2010 - US Census has released 2010 Census Redistricting Data (P.L. 94-171) TIGER/Line Shapefiles for California. More information, as well as locally reprojected versions of some of this data, are available here.
Final overall response rates were as follows: (
http://2010.census.gov/2010census/take10map/index.php - no longer valid, try here instead)
California State: 73%
San Joaquin County: 72%
Escalon City: 78%
Lathrop City: 71%
Lodi City: 76%
Manteca City: 75%
Ripon City: 79%
Stockton City: 69%
Tracy City: 74%
Would you like a map of San Joaquin County for your school's classroom? Read about our map recycling program, where retired printed maps are available free of charge to qualified public agencies.