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 24, 2026 and September 30, 2026.
Johnson County, Iowa, has about 160,000 residents (2024 Census Bureau estimate). The title to a parcel in Johnson 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, city permits, evictions and court cases, records requests and common questions.
Related guides: Johnson County public records, Johnson County arrest records, Johnson County warrants, Johnson County criminal records, Johnson County court records, Iowa arrest records and Iowa inmate search.
Deeds, Mortgages and Liens in Johnson County
Who owns a parcel in Johnson County and what it sold for are in the deed records of the County Recorder, with every lien or mortgage against the land.
SearchSystems opened and checked the County Recorder's page at johnsoncountyiowa.gov/department-of-recorder (page title: Johnson County Recorder's Office), phone 319-356-6093, 913 S Dubuque Street Iowa City, IA 52240-4281, Monday - Friday, 8:00 am - 5:00 pm, which answered when SearchSystems opened it on September 24, 2026.
Assessed Values and the Tax Roll in Johnson County
The County Assessor sets the value each parcel in Johnson 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 johnsoncountyiowa.gov/department-of-county-assessor (page title: Johnson County Assessor), phone 319-356-6078, 913 S Dubuque Street Iowa City, IA 52240-4281, which answered when SearchSystems opened it on September 24, 2026.
Permits and City Records in the Cities of Johnson County
Building permits, zoning and code cases inside a city are the city's own records. The cities in Johnson County with a SearchSystems guide to their offices, with the city page SearchSystems verified:
- Iowa City: the city hall page SearchSystems verified is at icgov.org/government/city-council, phone 319-356-5043 (verified September 26, 2026).
- Coralville: the city hall page SearchSystems verified is at coralville.org/711/Contact (verified September 26, 2026).
Evictions and Court Cases About Land in Johnson County
Court cases about land from Johnson County, evictions among them, are filed in the Iowa District Court for Johnson County.
The court records page SearchSystems verified for the county is at iowacourts.gov/iowa-courts/district-court/judicial-district-6/distr..., phone 319-356-6060.
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 johnsoncountyiowa.gov/requests-public-records (page title: Johnson County Iowa requests for public records).
Frequently Asked Questions
Who records deeds in Johnson County?
The County Recorder, at johnsoncountyiowa.gov/department-of-recorder, phone 319-356-6093. Deeds, mortgages and liens on land in Johnson County are filed there, and the County Assessor (johnsoncountyiowa.gov) has the assessment records.
Who sets the assessed value of a property in Johnson County?
The County Assessor, whose page SearchSystems verified is at johnsoncountyiowa.gov.
Where are evictions from Johnson County filed?
In the Iowa District Court for Johnson 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 Johnson 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.