Reviewed and updated October 9, 2026 by the SearchSystems.net editorial team. Every office link was opened and checked against the office's own site between September 30, 2026 and October 1, 2026.
O'Brien County, Iowa, has about 14,000 residents (2024 Census Bureau estimate). The title to a parcel in O'Brien County is in the deed records of the County Recorder and its taxable value is set by the County Assessor; what is built on it is a matter for the city or the county. This guide says who keeps each record and where the page for each office is.
This guide covers deeds, assessed values, evictions and court cases, records requests and common questions.
Related guides: O'Brien County public records, O'Brien County arrest records, O'Brien County warrants, O'Brien County inmate search, O'Brien County criminal records, Iowa arrest records and Iowa inmate search.
Deeds, Mortgages and Liens in O'Brien County
Deeds, mortgages, liens and easements that affect title to land in O'Brien County are recorded by the County Recorder, which indexes them by name and sells copies.
SearchSystems opened and checked the County Recorder's page at obriencounty.iowa.gov/departments/recorder (page title: Recorder | O'Brien County Iowa), phone (712) 957-3045, 155 S Hayes Ave. PO Box 340 Primghar, IA 51245, which answered when SearchSystems opened it on September 30, 2026.
Assessed Values and the Tax Roll in O'Brien County
The County Assessor sets the value each parcel in O'Brien County is taxed on and keeps the parcel maps. Iowa reassesses property in odd-numbered years and applies a statewide rollback, so the taxable value is a fraction of the assessed value.
SearchSystems opened and checked the County Assessor's page at obriencounty.iowa.gov/departments/assessor (page title: Assessor | O'Brien County Iowa), phone (712) 957-3205, 155 S Hayes Ave PO Box 446 Primghar, IA 51245, which answered when SearchSystems opened it on September 30, 2026.
Evictions and Court Cases About Land in O'Brien County
An eviction, a foreclosure, a lien dispute or a quiet title suit is a court case in the Iowa District Court for O'Brien County, and the file is public unless sealed.
The court records page SearchSystems verified for the county is at courtrecord.net/obrien-county-ia-courts, phone 712-957-3255. That page belongs to a lower court, not to the Iowa District Court for O'Brien County.
Asking a County Office for a Record
Under the Iowa Open Records Law (Chapter 22) a county office must answer a request without delay; the law sets no fixed number of days, and a delay past 20 days must be justified, and it may charge the actual cost of copying and retrieval. The county records request page SearchSystems verified is at ia.iowadot.gov/openrecords (page title: Open Records Request | FOIA).
Frequently Asked Questions
Who records deeds in O'Brien County?
The County Recorder, at obriencounty.iowa.gov/departments/recorder, phone (712) 957-3045. Deeds, mortgages and liens on land in O'Brien County are filed there, and the County Assessor (obriencounty.iowa.gov/departments/assessor) has the assessment records.
Who sets the assessed value of a property in O'Brien County?
The County Assessor, whose page SearchSystems verified is at obriencounty.iowa.gov/departments/assessor.
Where are evictions from O'Brien County filed?
In the Iowa District Court for O'Brien County. The file is public unless the court seals it.
How is property assessed in Iowa?
Iowa reassesses property in odd-numbered years and applies a statewide rollback, so the taxable value is a fraction of the assessed value.
Is this the official O'Brien County website?
No. SearchSystems.net is an independent public records guide, online since 1997. It links to the official county, court and state offices described above and does not hold records, charge for them or take requests.