Reviewed and updated October 9, 2026 by the SearchSystems.net editorial team. The arrest 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 on September 24, 2026.
Plymouth County, Iowa, has about 26,000 residents (2024 Census Bureau estimate). Its court cases are filed in the Iowa District Court for Plymouth County, and the file of each case, kept by the Clerk of the District Court, is the public record of it. This guide says which court hears what, where to look a case up and who keeps the files.
This guide covers the courts, the records page, criminal cases, kinds of files, directory links, cities and common questions.
Related guides: Plymouth County public records, Plymouth County arrest records, Plymouth County warrants, Plymouth County inmate search, Plymouth County criminal records, Iowa arrest records and Iowa inmate search.
The Courts That Hear Cases from Plymouth County
Court cases from Plymouth County are filed in the Iowa District Court for Plymouth County, which hears every civil, criminal, family, probate and juvenile case.
Divorces go to the District Court, and the file stays with the Clerk of the District Court.
The Clerk of the District Court keeps the files, and a copy of anything in a file comes from that office, under the court's own rules rather than the Iowa Open Records Law (Chapter 22).
Looking Up a Case from Plymouth County
The court records page SearchSystems verified for the county is at plymouthcountyiowa.gov/departments/clerk-of-district-courts (page title: Clerk Of District Courts | Plymouth County Iowa), phone 712-546-4215, which answered when SearchSystems opened it on September 24, 2026.
Statewide, Iowa Courts Online is the Iowa Judicial Branch's free statewide case search.
The Iowa court page SearchSystems verified is at iowacourts.gov/iowa-courts.
What Reaches the Court from Plymouth County
Together, the two agencies in Plymouth County with all twelve months of 2025 on file reported 606 arrests to the FBI that year; the County Attorney decides which of those arrests become cases in the Iowa District Court for Plymouth County.
The County Attorney's page SearchSystems verified is at plymouthcountyiowa.gov/departments/attorney (page title: Attorney | Plymouth County Iowa), phone (712) 546-5019, which answered when SearchSystems opened it on September 24, 2026.
The Kinds of Court Files
The court file is one record with several readers: a criminal case from the arrest to the sentence, a divorce from the petition to the judgment, a traffic ticket from the citation to the conviction the court reports to the Iowa Department of Transportation Motor Vehicle Division, and an eviction or a lien on land.
The other Plymouth County guides take the kinds of file one at a time: Plymouth County criminal records, Plymouth County divorce records, Plymouth County traffic tickets, Plymouth County DUI and Plymouth County property records.
More Official Court Pages for Plymouth County
The SearchSystems directory, online since 1997, lists the official pages for Plymouth County and Iowa. These court pages from its Plymouth County listing were opened again on October 2, 2026 and each one still answers:
- Iowa Courts Online Search (iowacourts.state.ia.us)
- Plymouth County Courthouse (iowacourts.gov)
Cities in Plymouth County
Wherever in the county a case arises, it is filed in the Iowa District Court for Plymouth County.
SearchSystems has a guide to the offices of these cities in Plymouth County, with the 2024 Census Bureau population; a city with its own court records guide opens there:
- Le Mars (10,674)
Frequently Asked Questions
How do I look up a court case in Plymouth County?
The court records page SearchSystems verified for the county is at plymouthcountyiowa.gov, phone 712-546-4215. Statewide, Iowa Courts Online is the Iowa Judicial Branch's free statewide case search.
Which court hears felonies in Plymouth County?
The Iowa District Court for Plymouth County, which hears every civil, criminal, family, probate and juvenile case.
Who keeps the court records in Plymouth County?
The Clerk of the District Court. Copies come from that office under the court's own rules.
Is there a statewide court case search in Iowa?
Yes: Iowa Courts Online, the Iowa Judicial Branch's free statewide case search.
Is this the official Plymouth 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.