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

Lyon County — Key Numbers (2026)

Population, demographics, and county-seat data for Lyon County, Minnesota — verified against U.S. Census 2024 estimates.
25,577
Population
Census estimate
9,924
Households
Census estimate
$68,919
Median income
Annual household
$177,600
Median home value
Census ACS
Marshall
County seat
In Minnesota
Lyon County Records Availability Map
Criminal records
see state portal
Court records
5 sources
Wants & warrants
see state portal
Property records
1 source
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

Lyon County Records at a Glance

Record typeLyon County verified sources
Court recordsLyon County District Court
Lyon County District Court
Criminal recordsNo verified source — see Lyon County state portal below
Wants & warrantsNo verified source — see Lyon County state portal below
Property recordsCity of Marshall
Vital recordsMinnesota Vital Records and Certificates - MN Dept. of Healt…
Voter recordsNo verified source — see Lyon County state portal below
Professional licensesNo verified source — see Lyon County state portal below
Recorded documentsNo verified source — see Lyon County state portal below
Lyon County — Verified Record Sources by Type (2026)
Court records5Criminal records0Wants & warrants0Property records1Vital records1Voter records0Licenses0Recorded docs0
Count of officially verified .gov / .us record sources cataloged for Lyon County. Data verified June 04, 2026.

What Changed in 2026 — Lyon County Records

2026
Lyon County official government portal active
The official Lyon County government website at www.lyonco.org continues to serve as the canonical local source.
2026
Lyon County court records portal verified
State court system links for Lyon County verified against the Minnesota judiciary portal in 2026.
2026
Lyon County property records online
Lyon County property assessment and recorder office online portal active in 2026.
2026
FBI Identity History Summary (federal complement)
For records that may exist outside Minnesota, the FBI Identity History Summary at fbi.gov complements all county-level state records.

The 4-Step Lyon County Records Pathway

1
Step 1 — Start at the Lyon County clerk/courthouse
For most local records (court cases, property deeds, marriage licenses), the Lyon County clerk's office is the first stop.
2
Step 2 — Use the Minnesota statewide systems
Criminal background, court case search, voter registration, and professional licensing are all run at the Minnesota 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 Lyon County Records

❌ Myth: "Lyon County maintains all criminal records."
✓ Truth: False. Criminal records for Lyon County are held by the Minnesota state repository, NOT the county. The county sheriff has only the local arrest log.
❌ Myth: "Records sealed in Lyon 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 Lyon County data."
✓ Truth: False. Only the official Minnesota state repository has verified, current Lyon County data. Free sites often have stale data.
❌ Myth: "The Lyon County assessor's value is what I'll sell my home for."
✓ Truth: False. The Lyon 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 — Lyon County & Minnesota Records

For records not specific to Lyon County, use Minnesota's statewide system or the national hub.
📍 Minnesota statewide record systems:
🇺🇸 National hubs:
Related Public Records
Other counties in Minnesota: Le Sueur · Lincoln · Mahnomen · Marshall · Martin

About Lyon County, Minnesota

Lyon County is located in southwestern Minnesota. The county seat is Marshall (official site: http://www.lyonco.org/).

  • Population: 25,577
  • Households: 9,924
  • Median household income: $68,919
  • Median home value: $177,600
  • Below poverty line: 12.4%
  • Land area: 714.4 sq mi
  • Population density: 35.8 people / sq mi
  • Public libraries indexed: 5
  • NCES schools indexed: 14
CT
Lyon County District Court
Official Free
The Lyon County Government Center is located in Marshall, MN . This district court has original jurisdiction in all civil, family, probate, juvenile, criminal, and traffic cases filed in Lyon County.
CT
Lyon County District Court
Official Free
The Lyon County Government Center is located in Marshall, MN. This district court has original jurisdiction in all civil, family, probate, juvenile, criminal, and traffic cases filed in Lyon County .
CT
Judgment Search - Minnesota Court Records Online (MCRO)
Official Free
Case records are displayed for all Minnesota district (trial) courts. The information available on MCRO is limited to case, hearing, and monetary judgment search results; case record information; Registers of Actions; monetary judgment details; and documents for publicly accessible district court case records that may also be available online, as defined by Rule 8, subd.
CT
District Court Calendar - Lyon County Party Name Hearing Location
Official Free
District Court Calendar - Lyon County · Party Name · Hearing Location · Hearing Date Time · Judicial Officer · Hearing Type · Connection Type Case Number · GIEFER, ADAM PAUL · Courtroom B · 05/20/2026 01:00 PM · Zimmer, Tricia B · Probate Hearing ·
CT
Lyon County District Court
Official Free
If your case does not appear on the calendar, do not assume that your court appearance has been cancelled or rescheduled. The calendar is in searchable PDF format. You can use your computer or mobile device to find your name or the name of an attorney. What's my Zoom Information Lyon County Weekly Public Court Calendar Please note:
CT
Public Access to Court Electronic Records | PACER: Federal Court Records
Criminal & Court Records
.gov

Federal court electronic records (Public Access to Court Electronic Records).

pacer.gov
VT
Minnesota Vital Records and Certificates - MN Dept. of Health
Official Free
If the birth or death did not occur in Minnesota, see Where to Write for Vital Records on the CDC website. For fastest service, request your records in person at a county vital records office - find one near you using the Directory of County Offices. Most of the time, you can receive your order ...
VT
Minnesota Official Marriage System - MACO/MOMS®
Official Free
Apply for MN Marriage License or Minnesota Marriage Certificate Search
PR
City of Marshall
Official Free
For Property Tax information visit Lyon County Property Tax · If you have recently purchased a home in Marshall, Please call the City Assessor's office to apply for Homestead at 507-537-6771. or if you are a relative of the owner, be sure to ask us about the Relative Homestead.
CR
Inmates — VineLink
Official Free
PACER provides information about accessing and filing federal court records electronically. Find resources for using PACER.
VR
Register to Vote or Update Your Registration - MNVotes
Official Free
This form is for eligible Minnesota residents to register to vote. Learn about your eligibility to vote · If you are a participant in Minnesota's Safe at Home Address Confidentiality Program, do not use this form. Contact Safe at Home at 1-866-723-3035
BZ
Lyon County Judgments
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 ...
BZ
Business Filings - Minnesota Secretary Of State
Business, Voter & Other

Minnesota SOS business search.

mblsportal.sos.state.mn.us
OT
Lyon County
Official Free
Please remember, as of December 2014, an Online Account is required to process all online filings. An Online Account will give you the ability to complete filings and orders for Business, UCC, Tax Liens and CNS online · In order to create an Online Account, you will need an email address and ...

Frequently Asked Questions

How do I look up court cases in Lyon County?
Lyon County court cases are searchable through the Lyon County District Court portal: https://mncourts.gov/find-courts/lyon. Minnesota also operates a state-level case lookup through the Minnesota Court Records Online (MCRO) system. For federal matters, see PACER.
Are Minnesota marriage records public?
Marriage records in Minnesota are generally public — anyone can verify that a marriage occurred and request a non-certified copy. Certified copies (needed for legal purposes like name changes or immigration) may be restricted to the spouses, immediate family, or those with a court order.
Can my employer see a sealed record in Minnesota?
Generally, most private employers running a standard name-based check cannot see a sealed Minnesota 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.
Are Minnesota criminal records public?
Mostly yes. Minnesota's public-records law makes adult arrests, court filings, and conviction histories accessible to anyone unless a specific statutory exemption applies. Juvenile cases and sealed records are generally excluded by statute.