| 1930s_airphotos_30 | 1930's Digital Orthorectified Image of Dickinson County, Iowa, in MrSid Format | |
| 1950s_airphotos_30 | 1950's Digital Orthorectified Image of Dickinson County, Iowa, in MrSid Format | |
| 1960s_airphotos_30 | 1960's Digital Orthorectified Image of Dickinson County, Iowa, in MrSid Format | |
| 1970s_airphotos_30 | 1970's Digital Orthorectified Image of Dickinson County Iowa | |
| 1980s_CIR_airphotos_30 | 1980's Digital Orthorectified Image of Dickinson County, Iowa, in MrSid Format | |
| 1990s_airphotos_30 | 1990's Airphoto Mosaic for Dickinson County | |
| 2002_CIR_30 | 2002 Color-Infra-Red Airphoto Mosaic for Dickinson County | |
Not Avail. |
2004_NAIP_airphotos_30 | 2004 National Agriculture Imagery Program (NAIP) Aerial Photography for Dickinson County, Iowa |
| 2005_NAIP_airphotos_30 | 2005 National Agriculture Imagery Program (NAIP) Aerial Photography for Dickinson County, Iowa | |
| 2006_NAIP_airphotos_30 | 2006 National Agriculture Imagery Program (NAIP) Aerial Photography of Dickinson County, Iowa | |
| 2007_CIR_airphotos_30 | 2007 Two Foot Pixel, Color Infrared Orthophotography Mosaic of Dickinson County Iowa | |
| 2007_color_airphotos_30 | 2007 Two Foot Pixel, Color Orthophotography Mosaic of Dickinson County Iowa | |
| 2007_NAIP_airphotos_30 | 2007 National Agriculture Imagery Program (NAIP) Aerial Photography of Dickinson County, Iowa | |
| 2008_NAIP_airphotos_30 | 2008 National Agriculture Imagery Program (NAIP) Aerial Photography Mosaic of Dickinson County, Iowa | |
| 2009_NAIP_airphotos_30 | 2009 National Agriculture Imagery Program (NAIP) Aerial Photography Mosaic of Dickinson County, Iowa | |
| 2010_NAIP_airphotos_30 | 2010 National Agriculture Imagery Program (NAIP) Aerial Photography Mosaic of Dickinson County, Iowa | |
| 2011_NAIP_airphotos_30 | 2011 National Agriculture Imagery Program (NAIP) Four-Band Aerial Photography of Dickinson County Iowa | |
| Address_30 | Address Points of Dickinson County, Iowa | |
| andreas_atlas_30 | Georectified Image of Dickinson County from the Illustrated Historical Atlas of the State of Iowa, 1875, by A.T. Andreas | |
| census_1990_30 | US Bureau of the Census, 1990 STF3a block level for Dickison County, Iowa | |
| census_2000_blocks_30 | Dickinson County Census 2000 Blocks | |
| common_land_unit_30 | Common Land Unit for DickinsonCounty, Iowa | |
| contours_2ft_30 | Generalized Two Foot Contours of Dickinson County Iowa Derived from Lidar Data | |
| DEM_3M_I_30 | Three Meter Digital Elevation Model of Dickinson County Iowa as an Imagine 16-bit Integer Raster | |
| DOT_roadmap_30 | Iowa DOT Dickinson County Highway Transportation Map, 2005 | |
| drainage_district_tiles_30 | Drainage District Infrastructure of Dickinson County, Iowa | |
| drainage_districts_30 | Drainage Districts of Dickinson County, Iowa | |
| GLO_maps_30 | General Land Office (GLO) Maps of the State of Iowa, as Surveyed from 1836-59, Dickinson County | |
| GLO_vegetation_30 | Government Land Office Vegetation 1832-1859 for Dickinson County, Iowa | |
| Hillshade_1M_30 | Hillshade of Dickinson County Iowa Derived from the LiDAR One Meter Digital Elevation Model | |
| NWI_30_line | National Wetlands Inventory data for Dickinson County, Iowa | |
| NWI_30_poly | National Wetlands Inventory data for Dickinson County, Iowa | |
| NWI_remap_line_30 | National Wetland Inventory Remap and Update, Line Features, of Dickinson County, Iowa | |
| NWI_remap_poly_30 | National Wetland Inventory Remap and Update, Polygon Features, of Dickinson County, Iowa | |
| PLSS_30 | Public Land Survey System for Dickinson County, Iowa | |
| PLSS_QQQ_30 | Public Land Survey System, Quarter-Quarter-Quarter Sections, of Dickinson County Iowa | |
| rivers_30 | Rivers of Dickinson County | |
| roads_2006_30 | Road Centerlines of Dickinson County, Iowa, 2006, from Iowa DOT GIMS files | |
| soils_30 | Iowa Cooperative Soil Survey (ICSS) Digital Soil Data for Dickinson County | |
| spot_30 | Digital spot data for Dickinson County, Iowa | |
| ssurgo_line_30 | Soil Survey Geographic (SSURGO) Database for Dickinson County | |
| ssurgo_soil_30 | Soil Survey Geographic (SSURGO) Database for Dickinson County | |
| ssurgo_spot_30 | Soil Survey Geographic (SSURGO) Database for Dickinson County | |
| Structures_30 | Structures of Dickinson County, Iowa | |
| surficial_geology_30 | Surficial Geology of Dickinson County Iowa | |
| USGS_quads_30 | USGS 7.5' Quad Mosaic for Dickinson County |