How to Search Yellowstone County, Montana Records (Start Here)
Yellowstone County, Montana — court records through the local court clerk, property through the county assessor, recorded documents through the recorder or clerk.
- Local court clerk for case search.
- Property: County Assessor for values. Recorder or Clerk for deeds and documents.
- Jail: County Sheriff for current inmate information.
Each source below is verified and links to an official portal.
Criminal & Court Records
Yellowstone County Sex Offenders
Visit →Criminal & Court Records
Official Free
Search the Yellowstone County, Montana Sheriff's sex and violent offender registry by name, street name, city, category or level or view an entire list.
PACER Federal Courts
Visit →Criminal & Court Records
.gov
Federal court electronic records (Public Access to Court Electronic Records).
pacer.gov
Jail & Inmate Records
Yellowstone County Inmates
Visit →Jail & Inmate Records
Official Free
Search the Yellowstone County, Montana Detention Inmate roster by last name, first name or view an entire list.
Montana Sexual Violent Offender Registry
Visit →Jail & Inmate Records
.gov
Statewide Montana registry.
doj.mt.gov
National Sex Offender Registry
Visit →Jail & Inmate Records
.gov
Dept. of Justice national sex offender public website.
nsopw.gov
Property & Tax Records
Recorded Documents
Visit →Property & Tax Records
Official Free
Yellowstone County Clerk & Recorder deeds, mortgages, liens, judgments, UCCs, and other recorded documents.
Yellowstone County Property & GIS Maps - County Site
Visit →Property & Tax Records
Official Free
Search for property information and view interactive GIS maps in Yellowstone County, Montana. Search by tax ID, owner name, address, subdivision, block, lot/tract, and/or geo code.
Yellowstone County Property & GIS Maps
Visit →Property & Tax Records
Official Free
Search this Montana Department of Administration and Department of Revenue service for property information in Yellowstone County, Montana by name, Geocode, or subdivision, and view interactive Geographic Information System (GIS) maps.
BLM General Land Office Records
Visit →Property & Tax Records
.gov
U.S. Bureau of Land Management federal land records.
glorecords.blm.gov
Birth/Death/Marriage
FamilySearch US Records
Visit →Birth/Death/Marriage
Free U.S. genealogy and vital records (non-profit).
familysearch.org
Business, Voter & Other
Yellowstone County Voters
Visit →Business, Voter & Other
Official Free
Search for Yellowstone County, Montana voter registration records by name and date of birth.
USCIS Business Verification
Visit →Business, Voter & Other
.gov
US Citizenship & Immigration Services.
uscis.gov
Yellowstone County Sex Offenders
Visit →Criminal & Court Records
Official Free
Search the Yellowstone County, Montana Sheriff's sex and violent offender registry by name, street name, city, category or level or view an entire list.
Jail & Inmate Records
Yellowstone County Inmates
Visit →Jail & Inmate Records
Official Free
Search the Yellowstone County, Montana Detention Inmate roster by last name, first name or view an entire list.
Property & Tax Records
Recorded Documents
Visit →Property & Tax Records
Official Free
Yellowstone County Clerk & Recorder deeds, mortgages, liens, judgments, UCCs, and other recorded documents.
Yellowstone County Property & GIS Maps - County Site
Visit →Property & Tax Records
Official Free
Search for property information and view interactive GIS maps in Yellowstone County, Montana. Search by tax ID, owner name, address, subdivision, block, lot/tract, and/or geo code.
Yellowstone County Property & GIS Maps
Visit →Property & Tax Records
Official Free
Search this Montana Department of Administration and Department of Revenue service for property information in Yellowstone County, Montana by name, Geocode, or subdivision, and view interactive Geographic Information System (GIS) maps.
Business, Voter & Other
Yellowstone County Voters
Visit →Business, Voter & Other
Official Free
Search for Yellowstone County, Montana voter registration records by name and date of birth.
Frequently Asked Questions
Who handles court records in Yellowstone County? ▼
Go to the Clerk of District Court for court records in Yellowstone County. For online case lookups, use Montana Courts — it covers Montana District Court cases statewide.
Who handles property records in Yellowstone County? ▼
For deeds, mortgages, and liens, go to the Clerk and Recorder. For property values and assessment data, go to the Department of Revenue (state-level assessment). For tax bills and payments, go to the County Treasurer.
How do I get birth, death, or marriage records in Yellowstone County? ▼
Montana handles vital records at the state level through Montana DPHHS Vital Records. Marriage licenses are issued locally by the Clerk of District Court in Yellowstone County.
Are Yellowstone County records available online? ▼
Yellowstone County has partial online coverage — 6 databases are listed on this page, covering jail and inmate records, property records, and business filings. Other record types may require an in-person visit or written request.
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