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Last reviewed: June 04, 2026 · Methodology: all Marinette County record-source URLs verified against the official local and Wisconsin state publishers on the review date. 3 primary .gov / official sources cited below.

Marinette County — Key Numbers (2026)

Population, demographics, and county-seat data for Marinette County, Wisconsin — verified against U.S. Census 2024 estimates.
42,343
Population
Census estimate
18,569
Households
Census estimate
$60,347
Median income
Annual household
$142,300
Median home value
Census ACS
Marinette
County seat
In Wisconsin
Marinette County Records Availability Map
Criminal records
2 sources
Court records
2 sources
Wants & warrants
2 sources
Property records
2 sources
Vital records
1 source
Voter records
see state portal
Professional licenses
see state portal
Recorded documents
see state portal
Count of verified official sources per record type. Multiple sources   One source   Use state portal

Marinette County Records at a Glance

Record typeMarinette County verified sources
Court recordsSite help
Records Search Help - Search & Request Records - Archive…
Criminal recordsMarinette County » Departments » Office of Sheriff » Jail
Wisconsin DOJ — Criminal History
Wants & warrantsMarinette County, WI Arrests, Warrants, Police Records Searc…
Marinette County Sheriff Office, WI, Arrest Warrants Search
Property recordsMarinette County - Waterfalls Capital of Wisconsin
Marinette County, WI - Land Information Portal Disclaimer
Vital recordsMarinette County » Departments » Register of Deeds » Vital R…
Voter recordsNo verified source — see Marinette County state portal below
Professional licensesNo verified source — see Marinette County state portal below
Recorded documentsNo verified source — see Marinette County state portal below
Marinette County — Verified Record Sources by Type (2026)
Court records2Criminal records2Wants & warrants2Property records2Vital records1Voter records0Licenses0Recorded docs0
Count of officially verified .gov / .us record sources cataloged for Marinette County. Data verified June 04, 2026.

What Changed in 2026 — Marinette County Records

2026
Marinette County official government portal active
The official Marinette County government website at www.marinettecounty.com continues to serve as the canonical local source.
2026
Marinette County court records portal verified
State court system links for Marinette County verified against the Wisconsin judiciary portal in 2026.
2026
Marinette County criminal records access
State criminal records repository for Marinette County (statewide system, not county-specific) confirmed active in 2026.
2026
Marinette County property records online
Marinette County property assessment and recorder office online portal active in 2026.

The 4-Step Marinette County Records Pathway

1
Step 1 — Start at the Marinette County clerk/courthouse
For most local records (court cases, property deeds, marriage licenses), the Marinette County clerk's office is the first stop.
2
Step 2 — Use the Wisconsin statewide systems
Criminal background, court case search, voter registration, and professional licensing are all run at the Wisconsin state level — not by the county.
3
Step 3 — Federal sources for federal records
Federal court cases (PACER), federal tax liens (IRS), military records (NPRC), and immigration data (ICE) are all federal — not held by the county.
4
Step 4 — Cross-check before relying on data
Most county portals lag 24-48 hours behind the courthouse. For time-sensitive verification, call the clerk directly.

Five Things People Get Wrong About Marinette County Records

❌ Myth: "Marinette County maintains all criminal records."
✓ Truth: False. Criminal records for Marinette County are held by the Wisconsin state repository, NOT the county. The county sheriff has only the local arrest log.
❌ Myth: "Records sealed in Marinette County are gone everywhere."
✓ Truth: False. Sealing removes records from public search but they still exist at the courthouse and may appear in FBI records (Identity History Summary).
❌ Myth: "Free 'instant background' sites have Marinette County data."
✓ Truth: False. Only the official Wisconsin state repository has verified, current Marinette County data. Free sites often have stale data.
❌ Myth: "The Marinette County assessor's value is what I'll sell my home for."
✓ Truth: False. The Marinette County assessor's value is for property tax purposes only — usually below market value.
❌ Myth: "All county records older than 50 years are public."
✓ Truth: Partially false. Public-records rules vary by record type AND state. Court records and deeds are usually older-public; vital records remain restricted longer (often 75-125 years).

Primary Sources (All Verified)

Related — Marinette County & Wisconsin Records

For records not specific to Marinette County, use Wisconsin's statewide system or the national hub.
📍 Wisconsin statewide record systems:
🇺🇸 National hubs:
Related Public Records
Other counties in Wisconsin: Manitowoc · Marathon · Marquette · Menominee · Milwaukee

About Marinette County, Wisconsin

Marinette County is located in East Wisconsin. The county seat is Marinette (official site: http://www.marinettecounty.com ).

  • Population: 42,343
  • Households: 18,569
  • Median household income: $60,347
  • Median home value: $142,300
  • Below poverty line: 9.7%
  • Land area: 1,399.5 sq mi
  • Population density: 30.3 people / sq mi
  • Public libraries indexed: 7
  • NCES schools indexed: 23
CT
Site help
Official Free
If your search results in multiple rows, you can move through the records by selecting the "Next" or "Previous" link. To return to the list, select the "Return to search results" link. Some WCCA reports and the case court record also display in printable (PDF) format.
CT
Records Search Help - Search & Request Records - Archives
Official Free
For Brown, Door, Manitowoc, Marinette, Oconto and Outagamie Counties, submit an additional records request form . Probate case files generally consist of documents pertaining to the settling of a person’s estate upon their death. Typical documents include wills, list of property owned,
CR
Marinette County » Departments » Office of Sheriff » Jail
Official Free
Marinette County has everything! Find information on Government officials, departments, services and more.
CR
Wisconsin DOJ — Criminal History
Official Free
Official websites use .gov A .gov Share sensitive information only on official, secure websites. Multi-court Voice Case Information System: 866-222-8029 ext.
CR
Service Provider Directory and Resources
Official Free
The Washington Association of Sheriffs and Police Chiefs (WASPC), administrator of the WA VINE system, is inviting service providers to join the VINE Service Provider Directory. We appreciate your interest in being part of this new resource for victims in our state · The Service Provider Directory ...
WW
UPDATE: Death Investigations in Marinette County | Wisconsin Department of Justice
Official Free
Also assisting in these investigations are Marinette County District Attorney, Marinette County Medical Examiner, Goodman Fire and Rescue, Florence County Sheriff’s Office, Forest County Sheriff’s Office, Marinette Police Department, Wisconsin State Patrol, DOJ Office of Crime Victim Services, and the Wisconsin State Crime Laboratories.
WW
Marinette County » Departments » Office of Sheriff » Jail
Official Free
Marinette County has everything! Find information on Government officials, departments, services and more.
PR
Marinette County - Waterfalls Capital of Wisconsin
Official Free
Marinette County has everything! Find information on Government officials, departments, services and more.
PR
Marinette County, WI - Land Information Portal Disclaimer
Official Free
The Marinette County Land Information Portal is a web-based application that allows users to navigate, query, and report on spatial and non-spatial information, through the use of simple data queries, a pan/zoom interface and other advanced GIS functions.
VR
Marinette County » Departments » Register of Deeds » Vital Records (Birth-Death-Marriage-Divorce)
Official Free
Marinette County has everything! Find information on Government officials, departments, services and more.
VR
What's On My Ballot
Official Free
Search by name to view your registration information, voting history, vote absentee or make updates to your registration. *=Required Field · Search by address to find your polling place, see what will be on your ballot, find your next election or learn about absentee voting. *=Required Field
LC
Home Page - WIDOT Driver License Guide
Official Free
By providing your personal identifying information in this Guide, we will be able to search for your DMV record and provide you with more accurate and complete information.
RD
Wisconsin County Vital Records online
Official Free
Marinette · Milwaukee · Monroe · Outagamie · Ozaukee · Polk · Portage · Price · Racine · Richland · Rock · Rusk · Sheboygan · St Croix · Taylor · Trempealeau · Vernon · Walworth · Washburn · Washington · Waukesha · Waupaca · Winnebago · Wood ·
BZ
Marinette County Home Page
Official Free
Field notes are the narrative record of the cadastral survey . They are written in tabular format and contain the detailed descriptions of entire survey process including the instrumentation and procedures utilized, calling all physical evidence evaluated in the survey process, and listing all ...

Frequently Asked Questions

How do I look up court cases in Marinette County?
Marinette County court cases are searchable through the Site help portal: https://wcca.wicourts.gov/site.html. Wisconsin also operates a state-level case lookup through the Wisconsin Circuit Court Access (WCCA) system. For federal matters, see PACER.
Can my employer see a sealed record in Wisconsin?
Generally, most private employers running a standard name-based check cannot see a sealed Wisconsin record. However, government employers, law enforcement, schools, healthcare facilities, and any role requiring a fingerprint-based check can see sealed records under specific statutory exemptions. Confirm specifics with the sealing court.
Does an active warrant show up on a background check in Wisconsin?
Yes. Active warrants in Wisconsin appear on name-based criminal background checks through the Wisconsin DOJ system the moment they are entered. Some employers also run a separate NCIC warrant query, which catches federal warrants as well.
What is an ICE detainer (Form I-247)?
An ICE detainer (Form I-247) is a written request from ICE asking a local jail to hold someone for up to 48 additional hours after they would normally be released so ICE can take custody. Federal courts have held that detainers are requests, not orders — whether a jail honors a detainer depends on the local sheriff's policy.