Reviewed and updated October 9, 2026 by the SearchSystems.net editorial team. The arrest and crime counts are the ones each agency reported to the FBI, as the FBI held them on October 8, 2026. Every office link was opened and checked against the office's own site between September 24, 2026 and October 1, 2026.
Monona County, Iowa, has about 8,400 residents (2024 Census Bureau estimate). In Iowa the public criminal record is the court file, kept by the Clerk of the District Court; the statewide criminal history kept by the Iowa Division of Criminal Investigation is open to anyone who asks. This guide says where each record of a criminal case from Monona County is kept and how it is seen.
This guide covers the court file, the statewide record, local arrest records, the crimes behind the records, the prosecutor, sex offender registry, records requests and common questions.
Related guides: Monona County public records, Monona County arrest records, Monona County warrants, Monona County inmate search, Monona County court records, Iowa arrest records and Iowa inmate search.
Criminal Cases in the Iowa District Court for Monona County
In Iowa the public criminal record is the court file. Criminal cases from Monona County are heard by the Iowa District Court for Monona County, which hears every civil, criminal, family, probate and juvenile case, and the file of each case is kept by the Clerk of the District Court.
The court records page SearchSystems verified for the county is at iowacourts.gov/iowa-courts/district-court/judicial-district-3/distr... (page title: Monona | Judicial District 3 | Iowa Judicial Branch), phone 712-433-2491, 610 Iowa Avenue Onawa, IA 51040, which answered when SearchSystems opened it on October 1, 2026.
Statewide, Iowa Courts Online is the Iowa Judicial Branch's free statewide case search.
The Iowa Criminal History and Your Own Copy
Iowa is one of the states that lets anyone look up another person's statewide criminal history: anyone can request a name-based criminal history check online, through the Iowa Division of Criminal Investigation. The result is the repository record, what agencies reported to the state, which is wider than one county's court index but can lag it.
Arrest Records Kept Locally in Monona County
The Monona County Sheriff's Office keeps the arrest records in Monona County: the report and the booking record of each arrest stay with the agency that made it, separate from the court file and from the state repository.
The Monona County Sheriff's Office reported 127 arrests to the FBI for 2024; how each case ended is in the court file, not in the arresting agency's.
The agencies and their counts, year by year, are in Monona County arrest records.
The Crimes Behind the Records: Monona County in 2025
The one agency in Monona County with all twelve months of 2025 on file reported 8 violent and 16 property crimes to the FBI that year; the same agencies with both 2025 and 2024 complete reported 24 crimes in 2025 against 43 in 2024. Each reported crime is a report on file with the agency that took it, and each arrest that follows is the start of a criminal record.
The full crime section, agency by agency, is on the Monona County public records guide.
The County Attorney for Monona County
The County Attorney decides which arrests in Monona County become charges and files them in the Iowa District Court for Monona County; the office answers questions about pending prosecutions, and the case files themselves are court records.
The office's page SearchSystems verified is at mononacountyiowa.gov/attorney (page title: Attorney's Office | Monona County Government | Iowa), phone 712-423-1728, 610 Iowa Ave., First Floor Onawa, IA 51040, Monday - Friday 8:00 a.m. - 4:30 p.m., which answered when SearchSystems opened it on September 24, 2026.
The Sex Offender Registry for Monona County
Registered sex offenders living in Monona County are listed on the Iowa Sex Offender Registry, run by the Iowa Department of Public Safety at iowasexoffender.gov. The registry is public and can be searched online; the county sheriff registers them.
Registration itself is done in person with the local agency where the registrant lives: the sheriff's office, or the city police in a city with its own department.
Asking an Agency in Monona County for a Record
An arrest report, a booking record or a local criminal history letter comes from the agency that holds it, not from the court.
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.
Frequently Asked Questions
Are criminal records public in Monona County?
The court files of criminal cases are public, and so is the statewide criminal history kept by the Iowa Division of Criminal Investigation: anyone can request a name-based criminal history check online. The arrest report itself is released by the agency that made the arrest, under the Iowa Open Records Law (Chapter 22).
Can I search Monona County criminal cases online?
The court records page SearchSystems verified for the county is at iowacourts.gov (page title: Monona | Judicial District 3 | Iowa Judicial Branch). Statewide, Iowa Courts Online is the Iowa Judicial Branch's free statewide case search.
How do I get my own Iowa criminal history?
Through the same record check, run on yourself.
Who prosecutes crimes in Monona County?
The County Attorney, reached at 712-423-1728, which files its cases in the Iowa District Court for Monona County.
Is this the official Monona 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.