County GIS map in Union County
The interactive map the county publishes. Parcels, aerial photos, roads, and lakes in one place.
Union County parcel map
County GIS page that opens the Union County Beacon parcel map, showing parcel lines, parcel numbers and owners.
2 more options
- Iowa statewide mapIowa's statewide interactive map of roads, boundaries and aerial photos. It does not show property lines.
Statewide What is this?
- Union County assessor property searchThe Union County Assessor's own property record search. Look up a parcel by owner, address or parcel number to see who owns it, what it is assessed at and how …
Union County What is this?
GIS data downloads
- Iowa GIS data downloadsDownload Iowa's statewide GIS data, such as roads, boundaries, imagery and elevation. It has no statewide property lines.
Statewide What is this?
Aerial imagery
- Sanborn Fire Insurance MapsDigitized Sanborn fire insurance maps showing building footprints, materials and uses for American towns and cities, widely used in property history and enviro…
National What is this?
- USDA NAIP Imagery HubFind and download USDA's leaf-on aerial photography for the contiguous United States. Check coverage and acquisition dates for the area you need.
National What is this?
Who to ask
- Union County GIS and mappingUnion County Assessor keeps the maps and GIS for Union County.
- Phone
- (641) 782-1735
- jhagen@unioncountyiowa.gov
- Website
- Visit website
Guide: A parcel map is not a survey
About county gis map
County GIS viewers show mapped parcels, aerial photos, roads, water, and other local layers. Start with the county map or parcel viewer for the place you are researching.