Geographic Data - Electoral Districts, Precincts & Census TIGER/LINE Boundary Files

Metadata are available for these files if you click on the 'Data Type' links. Geographic files are NAD 83, unless otherwise specified.

The 2011, 2001 and 1991 Electoral District Boundary Files
Data Type	Mapinfo	Maptitude	ArcGIS
2011 Assembly Districts	NAD 83	NAD 83	NAD 83
2011 Congressional Districts	NAD 83	NAD 83	NAD 83
2011 Board of Equalization	NAD 83	NAD 83	NAD 83
2011 Senate Districts	NAD 83	NAD 83	NAD 83
2001 Assembly Districts*	NAD 83	NAD 83	NAD 83
2001 Board of Equalization Districts *	NAD 83	NAD 83	NAD 83
2001 Congressional Districts*	NAD 83	NAD 83	NAD 83
2001 State Senate Districts*	NAD 83	NAD 83	NAD 83
1991 Assembly Districts*	NAD 27 NAD 83	NAD 27 NAD 83	NAD 27 NAD 83
1991 Congressional Districts*	NAD 27 NAD 83	NAD 27 NAD 83	NAD 27 NAD 83
1991 Senate Districts*	NAD 27 NAD 83	NAD 27 NAD 83	NAD 27 NAD 83

*Boundaries are based on the 2000 TIGER/Line, vintage 2000.

2010 & 2000 Census TIGER/Line Boundary Files
Data Type	Mapinfo	Maptitude	ArcGIS
Counties Source: TIGER/Line vintage 2010	2010_MIF 2000_MIF	2010_CDF 2000_CDF	2010_SHP 2000_SHP
Census Places Source: TIGER/Line vintage 2010	2010_MIF 2000_MIF	2010_CDF 2000_CDF	2010_SHP 2000_SHP
Census Tracts Source: TIGER/Line vintage 2010	2010_MIF 2000_MIF	2010_CDF 2000_CDF	2010_SHP 2000_SHP
Census Block Groups Source: TIGER/Line vintage 2010	2010_MIF 2000_MIF	2010_CDF 2000_CDF	2010_SHP 2000_SHP
Census Blocks Source: TIGER/Line vintage 2010	2010_MIF 2000_MIF	2010_CDF 2000_CDF	2010_SHP 2000_SHP

Election Precinct Boundary Files
*Click on "Data Type" link to access all geographic data for an election.*
Data Type	Mapinfo	Maptitude	ArcGIS
2010 General election precincts	MPREC_MIF SRPREC_MIF	MPREC_CDF SRPREC_CDF	MPREC_SHP SRPREC_SHP
2010 Primary election precincts	MPREC_MIF SRPREC_MIF	MPREC_CDF SRPREC_CDF	MPREC_SHP SRPREC_SHP
2008 General election precincts	MPREC_MIF SRPREC_MIF	MPREC_CDF SRPREC_CDF	MPREC_SHP SRPREC_SHP
2008 Primary election precincts	MPREC_MIF SRPREC_MIF	MPREC_CDF SRPREC_CDF	MPREC_SHP SRPREC_SHP
2008 Special election precincts	MPREC_MIF SRPREC_MIF	MPREC_CDF SRPREC_CDF	MPREC_SHP SRPREC_SHP
2006 General election precincts	MPREC_MIF SRPREC_MIF	MPREC_CDF SRPREC_CDF	MPREC_SHP SRPREC_SHP
2006 Primary election precincts	MPREC_MIF SRPREC_MIF	MPREC_CDF SRPREC_CDF	MPREC_SHP SRPREC_SHP
2005 Special election precincts	MPREC_MIF SRPREC_MIF	MPREC_CDF SRPREC_CDF	MPREC_SHP SRPREC_SHP
2004 General election precincts	MPREC_MIF SRPREC_MIF	MPREC_CDF SRPREC_CDF	MPREC_SHP SRPREC_SHP
2004 Primary election precincts	MPREC_MIF SRPREC_MIF	MPREC_CDF SRPREC_CDF	MPREC_SHP SRPREC_SHP
2003 Recall election precincts	MPREC_MIF SRPREC_MIF	MPREC_CDF SRPREC_CDF	MPREC_SHP SRPREC_SHP
2002 General election precincts	MPREC_MIF SRPREC_MIF	MPREC_CDF SRPREC_CDF	MPREC_SHP SRPREC_SHP
2002 Primary election precincts	MPREC_SHP_ no data	MPREC_CDF no data	MPREC_SHP no data
2000 General registration precincts	RRPREC_MIF	RRPREC_CDF	RRPREC_SHP
1996 - 2000 election precincts by county

2000 & 1990 Census TIGER/Line Boundary Files

Data Type

Mapinfo

Maptitude

ArcGIS

2000 Counties
Source: TIGER/LINE vintage 2000

NAD 27
NAD 83

2000 Census Tracts
Source: TIGER/LINE vintage 2000

NAD 27
NAD 83

2000 Census Block Groups
Source: TIGER/LINE vintage 2000

NAD 27
NAD 83

2000 Census Blocks
Includes fields for 1991 Districts
Source: TIGER/LINE vintage 2000

NAD 27
NAD 83

2000 Census block geography by county

1990 Census Tracts
Source: TIGER/LINE vintage 1998

NAD 27
NAD 83

1990 Counties
Source: TIGER/LINE vintage 1998

NAD 27
NAD 83

DISCLAIMER:

The spatial information hosted at this web site was derived from a variety of sources. Care was taken in the creation of these layers and themes, but they are provided "as is." The Statewide Database cannot accept any responsibility for errors, omissions, or positional accuracy in the digital data or underlying records. There are no warranties, expressed or implied, including the warranty of merchantability or fitness for a particular purpose, accompanying any of these products.