Iowa · FIPS 19049 · County seat: Adel
Dallas County, IA GIS & Parcel Viewer
Here is the direct link to the county parcel map covering Dallas County, IA: the Dallas County parcel map. Below you'll find basic facts about the county, steps for using the viewer, and nearby counties.
Open the Dallas County parcel map ↗
Opens geodallas.dallascountyiowa.gov in a new tab. We link out and never embed or copy parcel data.
Map and county facts
| Official map | Dallas County parcel map |
|---|---|
| Type | County-run map |
| Website | geodallas.dallascountyiowa.gov |
| Access | Free, no login (checked Oct 2026) |
| County seat | Adel |
| Population | 111,092 (2023 Census Bureau estimate) |
| Land area | 588 sq mi |
| FIPS code | 19049 |
Where the parcel data comes from
This map is published by or for Dallas County itself, so it reflects the local parcel layer rather than a third-party copy. Our October 2026 check found the map open to the public, with no account or payment needed.
How to use the Dallas County viewer
- Press the button above to open the county's own web map.
- Search for the property or pan and zoom to it.
- Click the lot to bring up what the county publishes about it.
- Look for print or measure tools if you need a quick map or rough size.
Rural addresses don't always geocode well. When that happens, zoom in by hand and click the parcel, or search by owner name.
About Dallas County
The U.S. Census Bureau estimated Dallas County's population at 111,092 in 2023, spread over about 588 square miles of land, or roughly 189 people per square mile. That makes it number 6 out of 99 Iowa counties by population. Its county seat is Adel.
Neighboring counties
Parcels close to the edge of Dallas County can fall in the next county over. Neighboring counties:
Before you rely on the lines
Online parcel lines are drawn for tax and planning use. They can be off by several feet, so use a recorded plat or a licensed surveyor for fences, setbacks or a sale.