History: Wyoming was first settled in 1834. It became part of Utah Territory in 1850, became part of Dakota Territory in 1861, and it became Wyoming Territory in 1868. Wyoming became a state in 1890.
Birth records: Statewide registration of births in Wyoming began in 1909 with complete records by 1922. A few counties kept records for a few years before state registration. Birth records from 1909 to 1920 can be obtained from the Wyoming State Archives. Birth records from 1909 to the present can be obtained from the Wyoming Department of Health.
Marriage records: Most counties in Wyoming began recording marriage soon after the county was organized. Copies of marriage records can be obtained from the office of the county clerk where the marriage occurred.
Death records: Statewide registration of deaths in Wyoming began in 1909 with complete records by 1922. A few counties kept records for a few years before state registration. Death records from 1909 to 1970 can be obtained from the Wyoming State Archives. Death records from 1971 to the present can be obtained from the Wyoming Department of Health.
Divorce records: Divorce records can be obtained from the clerk district court for the individual counties.
Census records: The first federal census available for Wyoming is 1850. There are federal censuses publicly available for 1850 (listed with Utah), 1860 (listed with Utah and Nebraska), 1870, 1880, 1900, 1910, 1920, 1930, 1940, and 1950.
County records: Court, land, probate, naturalization, and tax records were kept by the individual counties.
Other records: Many cities and towns kept newspapers, churches kept records, and there are records of cemeteries, histories, schools, city directories, and other records that can be located by using the city pages on this site. Records specific to minority groups can be found in the Minority Records section.
All records: Use the links on this site to locate the online indexes and images of many of the records listed above.