Weston County, Wyoming Genealogy

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United States
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 Facts
County seat: Newcastle
Organized: March 12, 1890
Parent County(s): Crook[1]
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

County Information


Weston County was created in 1890. The County was named after Jefferson B. Weston (1831-1895), a former Nebraska State Auditor. The County Seat is Newcastle.[2] It is located in the northeastern area of the state.[3]

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.[4]

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 [1]

Populated Places

The following are locations in the county:[5]

  • Clay Spur
  • Clifton
  • Colloid
  • Thornton
Census-designated places
Ghost towns
Uncategorized Places
  • Dakoming


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

The following web site has additional information on Weston county cemeteries.

Census Records

Historical populations
Census Pop.  %±
1890 2,422
1900 3,203 32.2%
1910 4,960 54.9%
1920 4,631 −6.6%
1930 4,673 0.9%
1940 4,958 6.1%
1950 6,733 35.8%
1960 7,929 17.8%
1970 6,307 −20.5%
1980 7,106 12.7%
1990 6,518 −8.3%
2000 6,644 1.9%
2010 7,208 8.5%
Source: "Wikipedia.org".

State Census Records

Federal Census Records

Federal Censuses were taken for Wyoming starting in 1850. For links to Federal census indexes, see Wyoming Census.

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

Online Land 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

Online Collections

These collections are unique to Wyoming. You will find nationwide databases for military records on U.S. Military Online Genealogy Records and Wyoming Military Records.

Civil War
No known military units were raised specifically from Wyoming as it did not become a state until 1890. However men from the territories that became Wyoming fought in other units during the Civil War.

World War I

World War II

For further information see Wyoming Military Records.

Naturalization and Citizenship


Wyoming Newspapers Online

Wyoming Newspaper Catalogs

  • U.S. Newspaper Directory, 1690-Present on Chronicling America - contains a list of all known newspapers and the dates they cover; once you locate a newspaper name, contact the local library to see if they have copies of the newspaper


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. For records more than 50 years old visit Wyoming State Archives




  • Wyoming Death Index at Wyoming State Archives — index (currently contains only A-E, it is a work in progress)


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.


Upton Branch Library
P.O. Box 605
722 4th Street
Upton, WY 82730
Phone: 307-468-2324

Weston County Library
23 W Main St
Newcastle, WY 82701, USA
Phone: 307-746-2206



County, Township and City Societies

Weston County Historical Society]
P. O. Box 246
Newcastle, WY 82701-0246
President: President:Mike Jording
Email: mike_jording@yahoo.com


Research Guides


  1. 1.0 1.1 The Handybook for Genealogists: United States of America,10th ed. (Draper, UT: Everton Publishers, 2002).
  2. http://genealogytrails.com/wyo/weston/ accessed 11/15/2016
  3. https://en.wikipedia.org/wiki/Weston_County,_Wyoming accessed 11/15/2016
  4. The Handybook for Genealogists : United States of America, 10th ed., (Draper, UT: Everton Publishers, 2002), p. 767. Weston County, Wyoming
  5. Wikipedia contributors, "Weston County, Wyoming," in Wikipedia: the Free Encyclopedia, https://en.wikipedia.org/wiki/Weston_County,_Wyoming#Communities accessed 2 December 2016.