Iowa · FIPS 19141 · County seat: Primghar
O'Brien County, IA GIS & Parcel Viewer
O'Brien County, Iowa parcel data lives on the O'Brien County Beacon site. Open it below in a new tab, then use the short steps on this page to find a property fast.
Open the O'Brien County parcel map ↗
Opens beacon.schneidercorp.com in a new tab. We link out and never embed or copy parcel data.
Quick facts
| Official map | O'Brien County Beacon site |
|---|---|
| Type | County-run map |
| Website | beacon.schneidercorp.com |
| Access | Free, no login (checked Oct 2026) |
| County seat | Primghar |
| Population | 14,012 (2023 Census Bureau estimate) |
| Land area | 573 sq mi |
| FIPS code | 19141 |
About the official source
This map is published by or for O'Brien County itself, so it reflects the local parcel layer rather than a third-party copy. As of our October 2026 test, anyone could open it without signing in or paying.
Finding a property on this map
- Press the button above to open Beacon, the Schneider Geospatial parcel platform this county uses. Accept the usage terms if asked.
- Search by address, owner or parcel number, or zoom in and click a lot.
- From a parcel's pop-up, open the full record to see values, sales or building data where the county shares them.
- Switch layers on or off to compare parcels with aerials, zoning or other overlays.
Have a tax bill handy? The parcel or account number on it is usually the fastest way to search.
O'Brien County by the numbers
Census Bureau figures put O'Brien County at about 14,012 people (2023 estimate) on roughly 573 square miles of land, which is about 24 residents per square mile. Among Iowa's 99 counties, it is the 57th largest by population. Its county seat is Primghar.
Nearby parcel maps
O'Brien County shares a border with the counties below. Each link has its own official map:
- Buena Vista County
- Cherokee County
- Clay County (state list)
- Dickinson County
- Lyon County
- Osceola County
- Plymouth County
- Sioux County
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.