Auditor's Office: GIS Data Downloads
Note: All data is in ESRI shapefile format
Census Layers - Provided by the U.S. Census Bureau
Census Layers - Provided by the U.S. Census Bureau
2000 Census Block Groups
494.2 KB  - 01/31/13
2000 Census Tracts
181.6 KB -  01/31/13
2010 Census Block Groups
186.1 KB - 02/01/13
2010 Census Blocks
1.91 MB - 02/01/13
2010 Census Tracts
85.1 KB - 02/01/13
County Layers
Address Points  6.56 MB - 11/13/18
Agricultural Security Areas
11.0 KB - 12/07/17
Annexations 
233.8 KB - 11/13/18
Control Points / GPS Monuments  
8.0 KB - 02/01/13
Corporation Boundaries
173.7 KB - 11/13/18
County Boundary
24.0 KB - 11/13/18
Fire District Boundaries
155.4 KB - 11/13/18
Flood Hazard Areas-2012 - Provided by FEMA
8.20 MB - 07/24/17
Land Cover 35.10 MB - 12/01/16
Mile Posts
53.8 KB - 02/01/13
Parcel Data
19.48 MB - 11/13/18
Parks
102.9 KB - 11/13/18
Protected Farmlands
32.5 KB - 11/08/18
Railroads
63.2 KB - 10/02/14
River Polygons 6.58 MB - 12/01/16
Roads
2.61 MB - 11/13/18
School Districts
150.3 KB - 11/13/18
School Locations
10.6 KB - 05/05/15
Section Boundaries
448.2 KB - 11/13/18
Soils - SSURGO approved file
30.27 MB - 02/01/13
Streams
11.00 MB - 12/01/16
Sub-Watersheds
575.5 KB - 02/01/13
Subdivision Boundaries
1.61 MB - 11/13/18
Survey Locations 1.59 MB - 11/13/18
Township Boundaries
209.8 KB - 11/13/18
Tract Lines
1.94 MB - 11/13/18
Turn-Arounds
11.5 MB - 02/01/13
Voting Precincts 
628 KB - 11/13/18
Water (Ponds & Lakes)
3.25 MB - 12/01/16
Watersheds 
581.0 KB - 02/01/13
Wellhead Protection Areas
104.6 KB - 08/23/17
2014 Ortho - 1 Foot Resolution 
641.11 MB - 03/27/17
2016 Ortho - 1 Foot Resolution 1.26 GB - 12/07/16
2017 Ortho - 1 Foot Resolution 1.26 GB -  11/17/17
CAMA Downloads are Available: