O'Brien County Courthouse
Many listed buildings are private homes. Please enjoy them from the street.
About O'Brien County Courthouse
O'Brien County Courthouse, at Fir Ave., was added to the National Register of Historic Places on Jul 2, 1981. The Register lists it for its architecture, at the local level. It describes its style as Beaux Arts, as it does for 29 other Iowa listings. It was listed as part of County Courthouses in Iowa TR.
What it isCounty courthouse in Iowa, United States of America. From Wikidata (CC0). Read about it on Wikipedia ↗
PDFRead the original nominationThe form that put it on the Register, with its history, photos and a map · 9 MB · National Archives↗Finding O'Brien County Courthouse
Fir Ave., Primghar
No other Register listing is within a short walk.
Memories of O'Brien County Courthouse
The record says what it is. Neighbors know what it means.
Your answer becomes a post in Town Square.
Questions about O'Brien County Courthouse
Is O'Brien County Courthouse on the National Register of Historic Places?
Yes. It was added on Jul 2, 1981 (Register number 81000656).
Is O'Brien County Courthouse a National Historic Landmark?
No. It is on the National Register; Iowa has 22 National Historic Landmarks.
Can you visit O'Brien County Courthouse?
Our record doesn’t say whether it is open to visitors. Many listed buildings are private, so it may only be seen from the street.
Where can I read the history of O'Brien County Courthouse?
In its National Register nomination, the form that put it on the Register: a 9 MB PDF at the National Archives, linked on this page.
Sources: National Park Service, National Register of Historic Places (05/22/2026) · National Archives catalog record 75337201 · Wikidata · old views from Primghar’s archive. Map tiles © OpenStreetMap contributors.