Weston County, Wyoming Genealogy

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United StatesGotoarrow.png Wyoming Gotoarrow.png Weston County

Guide to Weston County, Wyoming ancestry, genealogy and family history, birth records, marriage records, death records, census records, family history, and military records.

County Information


County Courthouse

Weston County Courthouse
1 W Main Street
Newcastle, WY 82701
Phone: 307.746.4744
Weston County Website

County Clerk has marriage records from 1890 and land records from 1886. Clerk of the District Court has divorce, probate, court records from 1890.[1]

Weston County, Wyoming Record Dates

Beginning Dates for Major County Records
Birth* Marriage Death* Court Land Probate Census
* For earlier dates, try... Church | Obituaries | Cemeteries

Record Loss

There is no known history of courthouse disasters in this county.

Boundary Changes

  • Parent County: created 12 March 1890 from Crook
  • County seat: Newcastle [2]

For animated maps illustrating Wyoming County boundary changes, "Rotating Formation Wyoming County Boundary Maps" (1848-1965) may be viewed for free at the MapofUS.org website.

Populated Places

  • Bentley
  • Buckhorn
  • Cambria (hist.)
  • Clareton (hist.)
  • Clay Spur

County Facts
Organized: March 12, 1890
County seat: Newcastle
Parent County(s): Crook[2]
Variant Spellings:
Neighboring Counties
Campbell  • Converse  • Crook  • Custer (SD)  • Lawrence (SD)  • Niobrara  • Pennington (SD)
See County Maps
Weston County Courthouse, Newcastle, Wyoming.JPG
Location Map

This page is available for adoption

History Timeline


Bible Records


Business, Commerce, and Occupations


Cemeteries of Weston County, Wyoming online and in print
Tombstone Transcriptions Online
Tombstone Transcriptions in
more complete
List of Cemeteries in the County
See Wyoming Cemeteries for more information

Cemetery records often reveal birth, marriage, death, relationship, military, and religious information.

Census Records

For tips on accessing Weston County, Wyoming Genealogy census records online, see: Wyoming Census.

Church Records

Church records vary significantly depending on the denomination and the record keeper. They may contain information about members of the congregation, such as age, date of baptism, christening, or birth; marriage information and maiden names; and death date. For general information about Wyoming denominations, view the Wyoming Church Records wiki page.

Court Records


Emigration and Immigration

Ethnic, Political, and Religious Groups

Funeral Homes



Land and Property Records

Land and property records can place an ancestor in a particular location, provide economic information, and reveal family relationships. Land records include: deeds, abstracts and indexes, mortgages, leases, grants and land patents.

See Wyoming Land and Property for additional information about early Wyoming land grants. After land was transferred to private ownership, subsequent transactions were usually recorded at the county courthouse, where records are currently housed.

Local Histories

Local histories are available for Weston County, Wyoming Genealogy. County and town histories may include biographies, church, school and government history, and military information. For more information about local histories, see the wiki page section Wyoming Local Histories.

Maps and Gazetteers



Military Records

Naturalization and Citizenship


Additional newspapers abstracts can sometimes be found using search phrases such as Weston County, Wyoming Genealogy newspapers in online catalogs like:


Other Records


Probate Records

In most counties in Wyoming, probate records have been kept by the county judge. They include wills, fee books, claim registers, legacy records, inheritance records, probate ticklers, and dockets. The records are available at the county courthouse.

The FamilySearch Catalog lists films of probate records. To find the records for this county, use the Place Search for Wyoming- Weston - Probate records.

School Records

Tax Records

Wyoming tax records complement land records and can be used to supplement the years between censuses. There may be gaps of several years in the records.

Vital Records

Vital Records consist of births, adoptions, marriages, divorces, and deaths recorded on registers, certificates, and documents. See the CDC Where to Write website for information on acquiring copies of these records.

See also How to order Wyoming Vital Records, order electronically online $ or download an application for Wyoming Birth Certificate, Marriage or Divorce Certificate, Death Certificate Applications to mail.





Research Facilities


Family History Centers

Family History Centers provide one-on-one assistance and free access to premium genealogical websites. In addition, many centers have free how-to genealogy classes.





Research Guides


  1. The Handybook for Genealogists : United States of America, 10th ed., (Draper, UT: Everton Publishers, 2002), p. 767. Weston County, Wyoming
  2. 2.0 2.1 The Handybook for Genealogists: United States of America,10th ed. (Draper, UT: Everton Publishers, 2002).